| 单词 | stipule |
| 例句 | Small green appendages usually found at the base of the petiole are known as stipules. Biology for AP Courses 2022-06-09T00:00:00Z Leaves all submersed and similar, mostly sessile, membranaceous and dilated, lanceolate, oblong, or oval; stipules obtuse, becoming loose. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The stipules are between the leaf-stalks, each consisting of two lateral ones united, or rarely with the tips free. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 6 "Home, Daniel" to "Hortensius, Quintus" 2012-03-15T02:00:32.250Z Here we have another modification, a development of the "stipule," that tiny pointed growth common to many leaves, and particularly notable at the base of a rose leaf. Eye Spy Afield with Nature Among Flowers and Animate Things 2012-02-24T03:00:23.760Z Leaves.—Usually alternate; compound; with stipules; the latter sometimes transformed into thorns or tendrils. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z The leaves when borne on an elongated stem are arranged alternately and have no stipules. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z Herbs or shrubs; leaves simple, entire, opposite with stipules, or verticillate, usually turning black in drying. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z In Ceratozamia the broad petiole-base is characterized by the presence of two lateral spinous processes, suggesting stipular appendages, comparable, on a reduced scale, with the large stipules of the Marattiaceae among Ferns. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z The leaves are smooth, 2 to 3 in. broad, with 3 to 5 unequal serrate lobes, and glandular stipules adnate to the stalk. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 6 "Groups, Theory of" to "Gwyniad" 2011-12-16T03:00:12.320Z Leaves.—Palmately divided, with from one to sixteen leaflets; stipules adnate; seldom conspicuous. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z The plant is an annual herb with flexuose branches, and alternately arranged pinnately compound leaves, with small, oval, serrated leaflets and small eared stipules. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" 2011-11-13T03:00:13.177Z Herbs, with entire alternate or opposite leaves; stipules gland-like or none. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Another protection to the infant leaf is the pair of stipules at its base. Trees Worth Knowing 2011-10-13T02:00:48.357Z The opposite or alternate leaves have a pair of small stipules at the base of the stalk and a palminerved blade. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 7 "Geoponici" to "Germany" 2011-09-26T02:00:25.313Z Leaves.—Opposite or alternate; simple or compound; without stipules. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z In Lauraceae there are perfect stamens, each having at the base of the filament two abortive stamens or staminodes, which may be analogous to stipules. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Herbs, with often lobed or divided mostly alternate leaves, with or without stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Such stipules enclose the leaves of tulip and magnolia trees. Trees Worth Knowing 2011-10-13T02:00:48.357Z If a plant had the ovules erect, the stigmata divided, possessed the albumen, and was without stipules, it possibly would not be classed among the Rosace�. A System of Logic: Ratiocinative and Inductive 7th Edition, Vol. II 2011-03-01T03:00:40.557Z Prickles few; stout; recurved; mostly in pairs beneath the entire stipules. The Wild Flowers of California: Their Names, Haunts, and Habits 2012-02-17T03:00:37.163Z In Potentilla and allied genera an epicalyx is formed by the development of stipules from the sepals, which form an apparent outer calyx, the parts of which alternate with the true sepals. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Shrubs or trees, with simple alternate leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Linden stipules are green and red—two concave, oblong leaves, like the two valves of a pea pod. Trees Worth Knowing 2011-10-13T02:00:48.357Z Its slender lance-shaped leaves are smooth green above and glaucous beneath, two to four inches long, and with half-heart-shaped stipules. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z Stipel, a stipule of a leaflet, as of the Bean, &c. The Elements of Botany For Beginners and For Schools The leaves are opposite, simple as in honeysuckle, or compound as in elder; they have usually no stipules. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" Leaves entire, with stipules or a stipular line joining their bases. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The black willow has large, leaf-like, heart-shaped stipules, green as the leaf and saw-toothed. Trees Worth Knowing 2011-10-13T02:00:48.357Z In the typical form, which occurs chiefly in woods, dry pastures, and hedgerows, they are broad, smooth, and dull-green above, covered with soft white down beneath; the stipules half-kidney-shaped. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z Leaf of Red Clover: st, stipules, adhering to the base of p, the petiole; b, blade of three leaflets. The Elements of Botany For Beginners and For Schools The leaves are simple and ovate, with spiny stipules. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" Stamens inserted on the calyx; leaves with stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Most stipules shield the tender leaf during the hours of its helplessness, and fall away as the leaf matures. Trees Worth Knowing 2011-10-13T02:00:48.357Z The stipules at the base of the long foot-stalk are small or altogether wanting. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z When stipules are green and leaf-like they act as so much foliage. The Elements of Botany For Beginners and For Schools Leaves with neither stipules nor connecting ridges 1a, in OLEACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State In Leavenworthia alone the whole embryo is straight.—Leaves alternate, no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z At first a sheathing stipule, like a little leafy ruffle, grows at the base of each leaf, but this is shed before midsummer. Trees Worth Knowing 2011-10-13T02:00:48.357Z They have waved margins without teeth, and the upper surface netted with veins, the under surface silvery and silky; stipules narrow lance-shaped. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z The stipules are spines or prickles in Locust and several other Leguminous trees and shrubs; they are tendrils in Smilax or Greenbrier. The Elements of Botany For Beginners and For Schools Willows; with usually slender leaves, frequently conspicuous broad stipules, and lateral buds protected by a single external bud-scale 13, in SALICACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Perennial herbs, with diœcious whitish flowers in many slender spikes, disposed in a long compound panicle; leaves thrice pinnate; stipules obsolete; pods 3–5, several-seeded; pedicels reflexed in fruit. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Now the growing shoot has carried up the second bag, which opens and another leaf expands, sheds its leafy stipules, and a third follows. Trees Worth Knowing 2011-10-13T02:00:48.357Z The stipules, which are found at the base of the leaf-stalk in many plants, are in this genus converted into sharp spines. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z The ordinary leaf, complete in its parts, consists of blade, foot-stalk, or petiole, and a pair of stipules. The Elements of Botany For Beginners and For Schools Plums and cherries; with leaves lanceolate or broader, and stipules minute and falling early in the season; lateral buds with more than one bud-scale 30, in ROSACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Leaves alternate, mostly compound, the petioles expanded or sheathing at base, rarely with true stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z All spines are modifications of the stipules at the base of leaf or leaflet. Trees Worth Knowing 2011-10-13T02:00:48.357Z The leaves are lance-shaped, three to six inches long, smooth, with glandular teeth, pale or glaucous on the underside, and with half-heart-shaped stipules, which, however, are soon cast off. Wayside and Woodland Trees A pocket guide to the British sylva 2010-12-25T03:00:16.510Z Leaf of Lathyrus Aphaca, consisting of a pair of stipules and a tendril. The Elements of Botany For Beginners and For Schools Willows; usually with slender leaves and twigs and frequently with large conspicuous stipules; lateral buds covered by a single external bud-scale 13, in SALICACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Herbs or shrubs, with opposite entire dotted leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Botanically the genus includes trees of varying size, some reaching an altitude of 80 ft. and upwards, with evergreen leaves and deciduous stipules. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" The stipules are often absent, and, even when present, they frequently fall off as soon as the leaves expand; sometimes they are conspicuous. Trees of the Northern United States Their Study, Description and Determination A leaf complete in its parts consists of blade, leaf-stalk or petiole, and a pair of stipules. The Elements of Botany For Beginners and For Schools Juneberries; with oblong or ovate leaves and small stipules which fall early; lateral buds with more than one external scale 42b, in ROSACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Herbs or shrubs, with opposite or alternate leaves, with or without stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The stipules or little appendages found on the petioles, resembling small leaves in appearance and texture, are generally found in pairs. The Story of the Cotton Plant Most Willows show the stipules on the young luxuriant growths. Trees of the Northern United States Their Study, Description and Determination They are three to six inches in length, with an acuminate apex, somewhat attenuate at the base, with very short petioles which are united with the short interpetiolar stipules at the base. All About Coffee Plants with sheathing stipules, surrounding the stem above the base of each leaf POLYGONACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Leaves all under water and sessile, with broad conspicuous stipules, the divisions and subdivisions short, spreading in one roundish plane, rigid, not collapsing when withdrawn from the water. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z If a plant had the ovules erect, the stigmata divided, possessed the albumen, and was without stipules, it possibly would not be classed among the Rosaceæ. A System Of Logic, Ratiocinative And Inductive Parts of Leaves.—A complete leaf consists of three parts: the blade, the thin expanded portion; the petiole, the leafstalk; and the stipules, a pair of small blades at the base of the petiole. Trees of the Northern United States Their Study, Description and Determination Petioles very short, curved near the leaf, 2 stipules near the base. The Medicinal Plants of the Philippines Leaves compound with 3 leaflets; stipules present LEGUMINOSAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Trees or shrubs, with naked buds and no stipules, a calyx of 3 sepals, and a corolla of 6 petals in two rows, valvate in the bud, hypogynous, polyandrous.—Petals thickish. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z In the Pois g�ant sans parchemin, which bears purple flowers, the leaflets in the young plant are edged with red; and in all the peas with purple flowers the stipules are marked with red. The Variation of Animals and Plants Under Domestication, Vol. I. Fugacious, falling early, as the stipules of many leaves. Trees of the Northern United States Their Study, Description and Determination Petioles longer than the leaves, with 2 stipules at the base. The Medicinal Plants of the Philippines With sheathing stipules surrounding the stem at the base of each leaf POLYGONACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Seeds anatropous, rather large, with a hard seed-coat, and a large and straight embryo nearly as long as the albumen; cotyledons flat.—Leaves alternate, with stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The plant which bears the strawberry, whether the wild or garden species, is an herb with three-partite leaves, notched at the edge with a pair of largo membraneous stipules at their base. Chambers's Edinburgh Journal, No. 462 Volume 18, New Series, November 6, 1852 Trees and tall shrubs with alternate, thick, smooth, entire leaves with deciduous stipules which form the bud-scales, and are attached entirely around the stem, leaving a ridge, as in Liriodendron. Trees of the Northern United States Their Study, Description and Determination Petioles short with 2 stipules at the base. The Medicinal Plants of the Philippines Leaves with sheathing stipules encircling the stem above the base of every leaf POLYGONACEAE, p. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Embryo straight.—Tender and very succulent herbs, with simple leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The margins of the stipules are also occasionally united, so as to form a little horn-shaped tube. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Trees with alternate, deciduous, smooth, stipulate, 4-lobed leaves, the stipules large, attached entirely around the stem, and leaving a ridge when they drop off, as in the genus Magnolia. Trees of the Northern United States Their Study, Description and Determination Petiole long with 2 stipules at the base. The Medicinal Plants of the Philippines Herbs with alternate entire leaves, stipules surrounding the stem above the base of each leaf, and small green, white or pink flowers without petals. 1a. The Plants of Michigan Simple Keys for the Identification of the Native Seed Plants of the State Embryo curved or convolute, rarely straight; cotyledons thick and fleshy.—Leaves alternate or sometimes opposite, without stipules, mostly compound. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z I have met with instances of this kind in the common white clover, Trifolium repens, where on each side of the base of the petiole the stipules had the form just indicated. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Trees or shrubs with alternate, odd-pinnate leaves, having spines on each side of the stalk in place of stipules. Trees of the Northern United States Their Study, Description and Determination Petioles long with 2 stipules at the base. The Medicinal Plants of the Philippines Appendages to a leaflet, analogous to the stipules of a leaf. Handbook of the Trees of New England Nearly smooth and glandless; stems diffuse; leaflets ovate-elliptical, reticulated; stipules ovate; flowers in heads on rather short peduncles; bracts broadly ovate, sharp-pointed.—Rocks, The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z At other times they become united in such a manner as to produce a single notched stipule opposite to the leaf. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Leaves small, wedge-obovate, unequally toothed and cut above the middle; on short petioles; the teeth, stipules and petioles glandular. Trees of the Northern United States Their Study, Description and Determination Petioles very short with 2 deciduous stipules at the base. The Medicinal Plants of the Philippines Habit of foliage reflexing, forming flat masses; smaller or supplementary scapes are sent up later than the main scape, from the midst of the stipules, bearing flowers in ones and twos. Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies. Pod membranaceous, enclosed in the calyx, indehiscent, 1–2 seeded.—Chiefly perennial herbs, upright, glandular-dotted, with crowded odd-pinnate leaves, minute stipules, and small flowers in very dense terminal and peduncled heads or spikes. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The cup in question would thus seem to have been formed from the connation of two stipules which are ordinarily abortive. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Shrubs or small trees with deciduous, alternate, simple, straight-veined leaves with large stipules that remain most of the season. Trees of the Northern United States Their Study, Description and Determination The leaflets nearly linear with a small point at the apex, 11–13 pairs, 2 stipules to each pair. The Medicinal Plants of the Philippines The flowers are produced at long intervals on the twice-branched, stout, pale green stems; they are supported by prettily-cut leaves, having lance-shaped segments, finely serrated, also having large stipules. Hardy Perennials and Old Fashioned Flowers Describing the Most Desirable Plants, for Borders, Rockeries, and Shrubberies. Embryo straight.—Trees, with rounded heart-shaped simple leaves, caducous stipules, and red-purple flowers in umbel-like clusters along the branches of the last or preceding years, appearing before the leaves, acid to the taste. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z In one instance seen by the writer every portion of the leaf of a rose was deficient, except the stipules and a small portion of the petiole. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Leaves 3 to 5 in. long, broadly oval or ovate, rounded at base, sharply serrate, often coarsely toothed, whitened and mostly downy beneath; stipules lanceolate and soon falling. Trees of the Northern United States Their Study, Description and Determination Botanical Description.—A tree, with leaves alternate, odd-pinnate, without stipules, bunched on the ends of the branches, with opposite, serrate leaflets. The Medicinal Plants of the Philippines The Umbellifer�, as we see them here, are herbaceous, with hollow, often striated stems, usually more or less divided leaves, and no stipules. Scientific American Supplement, No. 829, November 21, 1891 Leaves radical; leaflets 3, obovate-wedge-form, coarsely serrate, stipules cohering with the base of the petioles, which with the scapes are usually hairy. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z This happens occasionally in Berberis; a similar thing occurs in the stipules of some Leguminosæ; the scales of some begonias; the tendrils of Bignonia, Cobæa, &c. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Leaves roundish heart-shaped, pointed, doubly serrate; stipules broad at base, acute, and sometimes cut-toothed; twigs and shoots often hairy. Trees of the Northern United States Their Study, Description and Determination Common petiole with 2 awl-shaped stipules at the base. The Medicinal Plants of the Philippines The branches were singularly protected by short spiny forks which proved to be the hardened permanent stipules.* Three Expeditions into the Interior of Eastern Australia, Volume 2 Shrubs with opposite entire leaves, no stipules, the sepals and petals similar and indefinite, the anthers adnate and extrorse, and the cotyledons convolute; the fruit like a rose-hip. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Some sorts of peas bear colored flowers and a red mark on the stipules of their leaves. Species and Varieties, Their Origin by Mutation The stipules are always free from the leafstalk and attached to the twig at small spots just below the leafstalk. Trees of the Northern United States Their Study, Description and Determination The other species, C. Bonduc, Roxb., is distinguished by leaflets unequal at the base, by the absence of stipules, and by the bright orange yellow seeds. The Medicinal Plants of the Philippines A noble-growing and handsome tree, with smooth shoots, and stipules that become transformed into sharp, stiff spines. Hardy Ornamental Flowering Trees and Shrubs Herbs, with a rough or stinging pubescence, no stipules, the calyx-tube adherent to a 1-celled ovary with 2 or 3 parietal placentæ;—represented here only by the genus 1. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Other instances could be given proving that bracts and stipules, when systematically lacking, are liable to reappear as anomalies. Species and Varieties, Their Origin by Mutation Even if the stipules have dropped off, the small scars remain. Trees of the Northern United States Their Study, Description and Determination Common petiole with 2 stipules at the base. The Medicinal Plants of the Philippines The stipules, too, form an unerring guide to its identity, they being long, linear, and recurved. Hardy Ornamental Flowering Trees and Shrubs A miscellaneous group, chiefly of fleshy or succulent plants, with mostly opposite leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The scales, being stipules, leave a line on each side of the leaf-scar, and these are separated by the growth of the internodes. Outlines of Lessons in Botany, Part I; from Seed to Leaf Leaves 2 to 4 in. long, lanceolate or ovate-lanceolate, attenuate-cuspidate, pale or glaucous beneath, with long slender petioles; stipules minute and soon falling. Trees of the Northern United States Their Study, Description and Determination Leaves simple, oval, oblong, without stipules, with short petioles. The Medicinal Plants of the Philippines This, however, is unfounded; since it is precisely by the disposition of the leaves, and the absence of stipules, that the cuspa differs totally from the trees of the rubiaceous family. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 1 Buds flat, sheathed by the successive pairs of flat and broad stipules joined at their edges, the folded leaves bent down on the petiole so that the apex points to the base of the bud. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Other examples of scales homologous with stipules are the American Elm, Tulip-tree, Poplar and Magnolia. Outlines of Lessons in Botany, Part I; from Seed to Leaf Leaves lanceolate or elliptical-lanceolate, pointed, serrate, covered more or less with white silky hairs, especially beneath; var. c�rulea has nearly smooth leaves, at maturity of a bluish tint; stipules small and quite early deciduous. Trees of the Northern United States Their Study, Description and Determination Petioles very short, with 2 broad, lanceolate stipules curved outward. The Medicinal Plants of the Philippines They also discover the minute nectar-secreting glands on the stipules and leaves of certain plants. Effects of Cross and Self Fertilisation in the Vegetable Kingdom Embryo straight, cotyledons very thick, radicle very short.—Low tender annuals, with alternate pinnate leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The scales thus show themselves to be modified stipules. Outlines of Lessons in Botany, Part I; from Seed to Leaf Leaves linear-lanceolate, acuminate, finely serrate, smooth, glaucous beneath; stipules small, roundish, oblique, acuminate; branches pendulous. Trees of the Northern United States Their Study, Description and Determination Petioles very short, clasping the stem at their base, with 2 intermediate stipules ending in two awl-shaped points. The Medicinal Plants of the Philippines Besides the hive-bee, another species of bee, a moth, ants, and two kinds of flies sucked the drops of fluid on the stipules. Effects of Cross and Self Fertilisation in the Vegetable Kingdom Otherwise nearly as Baptisia.—Perennial herbs, with palmately 3-foliolate leaves and foliaceous stipules, not blackening in drying, and yellow flowers in terminal racemes. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The scales of the bud are modified stipules. Outlines of Lessons in Botany, Part I; from Seed to Leaf Leaves large, roundish, ovate, pointed, serrate, wavy, deep green above, pale and downy with soft, white-cottony hairs beneath; stipules somewhat crescent-shaped. Trees of the Northern United States Their Study, Description and Determination Petioles much longer than the leaves, 2 stipules at their bases. The Medicinal Plants of the Philippines An analogous fact with respect to the sweet excretion from the stipules of Vicia sativa has been already given. Effects of Cross and Self Fertilisation in the Vegetable Kingdom Cotyledons thick and fleshy.—Herbs, with palmately 1–15-foliolate leaves, stipules adnate to base of the petiole, and showy flowers in terminal racemes or spikes. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The smaller outer scales have no corresponding leaf, and apparently are modified stipules of the leaves of the preceding year, but the larger ones have a leaf to each pair of scales. Outlines of Lessons in Botany, Part I; from Seed to Leaf Leaves linear-lanceolate, very long, tapering at each end, nearly sessile, remotely notched with projecting teeth, clothed with gray hairs when young; stipules small, lanceolate, toothed. Trees of the Northern United States Their Study, Description and Determination Common petioles thorny, with 4 leaf-like stipules at the base. The Medicinal Plants of the Philippines Leaves: Alternate, simple, oval to lance-shaped; stipules arrow-shaped above and running along stem. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors Seeds very numerous, on thick placentæ projecting from the axis, pendulous, with a loose membranaceous coat prolonged at both ends.—Shrubs, with opposite often toothed leaves, no stipules, and solitary or cymose-clustered showy white flowers. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z It is not composed of definite rings, but of leaf-scars with long ridges running from each side of them, showing the scales to be modified stipules. Outlines of Lessons in Botany, Part I; from Seed to Leaf The flour still adhered to this side; I see little bracteae or stipules apparently with glandular ends at the base of the calyces. More Letters of Charles Darwin — Volume 2 Leaflets 5–8 pairs, glabrous, ovate and elliptical, bearing a spine at the extremity, 3 stipules to each pair of leaflets. The Medicinal Plants of the Philippines Leaves: Compounded of 3 to 6 pairs of oblong leaflets somewhat larger than halberd-shaped stipules at base of leaf; branched tendrils at end of it. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors Small marsh annuals, with opposite leaves, membranous stipules, minute axillary flowers, few stamens, and pod 2–5-celled. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The outer pair are brown and are the stipules of the last leaf of the preceding year. Outlines of Lessons in Botany, Part I; from Seed to Leaf We have seen that tendrils consist of various organs in a modified state, namely, leaves, flower-peduncles, branches, and perhaps stipules. The Movements and Habits of Climbing Plants Common petiole swollen at the base, 2 stipules and 1 glandule. The Medicinal Plants of the Philippines The leaves may be compounded of three oblong or ovate, saw-edged leaflets, or merely three-lobed, and with small stipules at their base. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors Trees or shrubs, with alternate leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z The scar of the stipules is a continuous line around the stem, as in Magnolia. Outlines of Lessons in Botany, Part I; from Seed to Leaf CUCURBITACEAE.—The tendrils in this family have been ranked by competent judges as modified leaves, stipules, or branches; or as partly a leaf and partly a branch. The Movements and Habits of Climbing Plants Common petiole with 2 horizontal stipules at the base. The Medicinal Plants of the Philippines Leaves: Alternate, sensitive, compounded of 12 to 44 small, narrowly oblong leaflets; a cup-shaped gland below lowest pair; stipules persistent. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors Aromatic shrubs, with opposite entire leaves and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z In some of them, as a rose-leaf, for instance, there are two appendages at the base of the petiole, called stipules. Outlines of Lessons in Botany, Part I; from Seed to Leaf Lathyrus aphaca.—This plant is destitute of leaves, except during a very early age, these being replaced by tendrils, and the leaves themselves by large stipules. The Movements and Habits of Climbing Plants Petioles with 2 stipules at the base and 2 small teeth near the middle. The Medicinal Plants of the Philippines Leaves often palmately divided; bracts and stipules often present. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Leaves alternate or opposite or whorled; stipules none. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Seeds numerous, anatropous, often crested, with a minute embryo at the base of fleshy and oily albumen.—Leaves alternate, without stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Embryo straight; albumen none.—Leaves simple, alternate, without stipules, in our species ovate or oval, coarsely toothed, petioled. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Botanical Description.—A tree 20–30 meters high, leaves alternate, persistent, petiolate, no stipules, oblong, dentate, acuminate, pinnately nerved. The Medicinal Plants of the Philippines Cotyledon taper, bent and coiled.—Slender branching herbs, growing under water, with mostly opposite long and linear thread-form entire leaves, and sheathing membranous stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Trees, with alternate palmately lobed leaves, sheathing stipules, and monœcious flowers in separate globose heads. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Embryo straight and axile, with foliaceous cotyledons.—Annuals or perennials, with radical or alternate or whorled entire leaves, without stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Styles 2, distinct.—Homely little weeds, with awl-shaped leaves, obscure greenish clustered flowers, and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Botanical Description.—A slender, twining plant with leaves 3′ by 1′, opposite, oval, acute, entire, long petioles and caducous stipules. The Medicinal Plants of the Philippines Uppermost leaves with conspicuous white petal-like margins, whorled or opposite, the others scattered; erect annuals, with leaves equal at base and entire, and with lanceolate deciduous stipules; involucres 5-lobed, in an umbel-like inflorescence. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Trees, with alternate pinnate leaves, no stipules, and monœcious flowers, the staminate in aments. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Only the uppermost leaves whorled or opposite; erect perennials, with entire leaves equal at base; stipules none; involucres mostly 5-lobed, in the forks of the branches and terminal; inflorescence umbelliform. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Embryo coiled in a flat spiral.—Twining rough perennials, with stems almost prickly downward, and mostly opposite heart-shaped and palmately 3–7-lobed leaves, with persistent ovate stipules between the petioles. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Leaflets nearly oval, glabrous, 2 stipules at the base. The Medicinal Plants of the Philippines Embryo recurved.—Trees with milky juice, alternate entire pinnately veined leaves, caducous stipules, axillary peduncles, and stout axillary spines. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Pod 1-celled, either 1-seeded and indehiscent, or several-seeded with 2 parietal placentæ and deciduous valves.—Leaves delicate, usually alternate, without stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Style slender or none; stigma pencil-tufted.—Homely, diffuse or tufted herbs, not stinging, with alternate entire 3-ribbed leaves, and no stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Embryo straight.—Trees, with alternate serrate pinnately veined leaves and fugacious stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Embryo curved or coiled.—Erect or climbing herbs, with watery juice, mostly opposite lobed or divided leaves, persistent stipules, and a fibrous inner bark. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Style undivided or 2-parted, filiform; ovule pendulous; fruit an achene, embryo curved.—Trees or shrubs, with milky juice, alternate leaves, and fugacious stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Stems low, from a woody base; leaves linear to oblanceolate, or the lower obovate, entire, the stipules leaf-like or small or none; flowers solitary, nodding, 2´´ long, white. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Cotyledons flattened.—Leaves alternate, undivided, with scale-like and deciduous, or else leaf-like and persistent, stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Spikes sheathed by the stipules in the bud, mostly raised on a peduncle to the surface of the water. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Capsule short, 2-celled, twin, laterally flattened, separating at maturity from a persistent base into 2 carpels, which open loculicidally, few-seeded.—Chiefly herbs, with opposite leaves united by stipules, and the flowers spiked in one-sided cymes. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Leaves alternate, or sometimes imperfectly opposite, with or without obvious stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Pod many-seeded, 4–5-valved to the base; valves opposite the sepals.—Little, matted herbs, with thread-like or awl-shaped leaves, no stipules, and small flowers terminating the stems or branches; in summer. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Achene ovate, flat, extremely oblique, reflexed on the winged or margined pedicel, nearly naked.—Perennial herbs, with stinging hairs, large alternate serrate leaves, and axillary stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Achene ovate, compressed, erect, partly or nearly naked.—Stingless, mostly glabrous and low herbs, with opposite leaves and united stipules; the staminate flowers often mixed with the fertile. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Seeds very numerous, minute and angular.—Low herbs, with small stipules united to the petioles. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Radicle turned downward.—Small, many times forked annuals, with small stipules, and minute flowers in the forks, produced all summer. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Seeds large.—Woody twiners, climbing high, with minute stipules, pinnate leaves of 9–13 ovate-lanceolate leaflets, with or without minute stipels, and dense racemes of large and showy lilac-purple flowers. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Trees or shrubs, with stipules free from the petiole. a. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Erect shrubs, with simple leaves; stipules obsolete; pods mostly 5, several-seeded. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Leaves alternate and simple, with stipules adnate to the petiole or wanting. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Petioles with dilated margins or adherent stipules at their base. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Bracts persistent, round, partly clasping, striate, as well as the stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Leaves large and thin, opposite, or the uppermost alternate, lobed, and with dilated appendages like stipules at the base. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z Petioles sometimes bearing little appendages which are evidently stipules. The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee 2012-04-12T02:00:30.140Z |
| 随便看 |
|
英语例句辞典收录了117811条英语例句在线翻译词条，基本涵盖了全部常用单词及词组的例句翻译及用法，是英语学习的有利工具。