| 单词 | carpellary |
| 例句 | The occurrence of buds in the axils of carpellary scales may, however, simply mean that buds, which are usually undeveloped in the axils of sporophylls, occasionally afford evidence of their existence. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z Ovules are most usually produced on the margins of 572 the carpellary leaves, but are also formed over the whole surface of the leaf, as in Butomus. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Increased number of parts in the calycine, corolline, and carpellary whorls respectively. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants The deeper sulci visible externally correspond to the inflexions of the carpellary leaves; in addition to this, the centre of the dorsum of each of these is marked with a line. Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries Here the apex of the carpellary leaf is sometimes drawn out into a long style, terminated by a flattened spatulate stigma. Species and Varieties, Their Origin by Mutation In Cycas the stem apex, after producing a cluster of carpellary leaves, continues to elongate and produces more bud-scales, which are afterwards pushed aside as a fresh crown of fronds is developed. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z In Cycas the altered leaf, upon the margin of which the ovule is produced, and the peltate scales, from which they are pendulous in Zamia, are regarded by all botanists as carpellary leaves. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Some varieties of the double tulip are very subject to a similar change, but, in this case, the petals and the stamens very frequently become more or less carpellary in their nature. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants With the exception of Cycas, the female flowers are also in the form of cones, bearing numerous carpellary scales. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z It is probable that in many of these cases the so-called inferior ovary is partly axial partly foliar, i.e., sepaline, and partly carpellary in its nature. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Ovules naked, rarely without carpellary leaves, usually borne on carpophylls, which assume various forms. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z The carpellary leaves are sometimes united in such a way as to leave an opening at the apex of the pistil, so that the ovules are exposed, as in mignonette. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" 2011-04-03T02:00:20.883Z Others have been led to see in each placenta, even when it is, to all outward appearance, a portion of the carpellary leaf, a direct prolongation from the axis, adherent to the leaf. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants In other cases, doubtless, the carpellary whorl is alone repeated, the other whorls of the adventitious flower being completely absent. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Sometimes a second carpellary leaf, similar to the first, is formed; in other cases the central axis of the flower is occasionally prolonged into a head of young flowers—median prolification. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants The various genera are distinguished from one another by the shape and manner of attachment of the pinnae, the form of the carpellary scales, and to some extent by anatomical characters. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" 2011-12-26T03:00:11.613Z In all probability, however, the second seed would be accounted for by the development of two seeds in one carpellary cavity. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants |
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