单词 | spore case |
例句 | Viewed under a microscope, the spore cases of these organisms are some of the most interesting and beautiful objects on Earth. Leaf Fungus Smoothie Brings Endangered Hawaiian Flower Back From the Brink 2017-12-09T05:00:00Z A planet claimed it, with other stellar debris, and the leech fell, still dead-seeming within its tough spore case. The Leech The little frondlets have their points turned down, to form spore cases. Little Masterpieces of Science: Explorers It is hard to suppose that any nourishment would be obtained from the spore cases of the latter plant, or that the natives would use it. Austral English A dictionary of Australasian words, phrases and usages with those aboriginal-Australian and Maori words which have become incorporated in the language, and the commoner scientific words that have had their origin in Australasia It is composed almost entirely of the spores and spore cases, which are resinous or waxy products, of such plants as lived in the parent coal swamp. The Economic Aspect of Geology The spore cases have a wall with a shiny brown covering, or apparently with this covering worn off and exhibiting an interior white shell. Archeological Expedition to Arizona in 1895 Seventeenth Annual Report of the Bureau of American Ethnology to the Secretary of the Smithsonian Institution, 1895-1896, Government Printing Office, Washington, 1898, pages 519-744 They fasten themselves at intervals to the substratum, and send up from these points clusters of short filaments, each one tipped with a spore case, or “sporangium.” Elements of Structural and Systematic Botany For High Schools and Elementary College Courses The fruit appears as if partially covered with a brown crust consisting of transparent spore cases set on a stalk in a cruciform manner. Herbal Simples Approved for Modern Uses of Cure Corresponding with these five families, the sporangia or spore cases of ferns have five quite distinct forms on which the families are founded. The Fern Lover's Companion A Guide for the Northeastern States and Canada The frondlets have their points turned down to form spore cases. Canyons of the Colorado On the return of moisture, the spore cases softened, become mucilaginous, and discharge their contents to form a fresh crop of plants. The History of Australian Exploration from 1788 to 1888 F, a form of Mucor mucedo, with small accessory spore cases, × 5. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses The LEPIDODENDRON, or "scale tree," was a gigantic club moss fifty and seventy-five feet high, spreading toward the top into stout branches, at whose ends were borne cone-shaped spore cases. The Elements of Geology It is one of our handsomest evergreen ferns and even the large sori, with their dark spore cases and white indusia, are very attractive. The Fern Lover's Companion A Guide for the Northeastern States and Canada C, development of the spore cases, i–iv, × 150; v, × 50. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses After the water dries up, the plants die, and leave the spore cases on, in many instances quite covering the surface of the dried mud. The History of Australian Exploration from 1788 to 1888 The outer cells of the spore case divide only by walls, at right angles to their outer surface, so that the wall is never more than two cells thick. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses D, spore case which has discharged its spores. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses Indusium fixed under the sporangia, appearing like a tiny green cup filled with spore cases. The Fern Lover's Companion A Guide for the Northeastern States and Canada If a leaf with ripe spore cases is placed upon a piece of paper, as it dries the spores are discharged, covering the paper with the spores, which look like fine brown powder. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses The fertile fronds shorter, closely bipinnate with the pinnules rolled up into berry-like structures which contain the spore cases. The Fern Lover's Companion A Guide for the Northeastern States and Canada The spore cases have thin walls whose cells, shortly before maturity, develop thickenings upon their walls, which have to do with the opening of the spore case. Elements of Structural and Systematic Botany For High Schools and Elementary College Courses |
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