An Introduction to BotanyLongman, Orme, Brown, Green, and Longmans, 1839 - 594 páginas |
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Página 67
... ovary ; in the leafless Acacias they are depressed , with a thickened rim , and placed on the upper edge of the phyllo- dium ; they are little kidney - shaped bodies upon the petiole of the Peach and other drupaceous plants ; and they ...
... ovary ; in the leafless Acacias they are depressed , with a thickened rim , and placed on the upper edge of the phyllo- dium ; they are little kidney - shaped bodies upon the petiole of the Peach and other drupaceous plants ; and they ...
Página 150
... ovary of Cyperaceæ are often found little filiform appendages , called hypogynous setæ ( fig . 67. d ) by most botanists , and perigynium by Nees von Esenbeck . These are probably of the nature of the squamulæ of Grasses , and have been ...
... ovary of Cyperaceæ are often found little filiform appendages , called hypogynous setæ ( fig . 67. d ) by most botanists , and perigynium by Nees von Esenbeck . These are probably of the nature of the squamulæ of Grasses , and have been ...
Página 163
... ovary , in which case it is said to be pilose : if those hairs are themselves divided , it is plumose ; if they are very unusually stiff , it is setose , in which case the setæ are often reduced in number to two , or even if the ...
... ovary , in which case it is said to be pilose : if those hairs are themselves divided , it is plumose ; if they are very unusually stiff , it is setose , in which case the setæ are often reduced in number to two , or even if the ...
Página 164
... ovary . Hence has arisen the axiom in botany , that whatever the apparent station of the calyx may be , it always derives its origin from below the ovary : nevertheless , it is often said to be superior . If it is distinct from the ovary ...
... ovary . Hence has arisen the axiom in botany , that whatever the apparent station of the calyx may be , it always derives its origin from below the ovary : nevertheless , it is often said to be superior . If it is distinct from the ovary ...
Página 165
... ovary with the inside of an excavated pedicel , and not with the calyx itself . When the sepals cohere by their contiguous edges into a kind of tube or cup , the calyx is said to be monophyllous ; an inaccurate term , which originated ...
... ovary with the inside of an excavated pedicel , and not with the calyx itself . When the sepals cohere by their contiguous edges into a kind of tube or cup , the calyx is said to be monophyllous ; an inaccurate term , which originated ...
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Palavras e frases frequentes
Adolphe Brongniart albumen anther apex appears axis bark base become body botanists Botany bracts branches buds bundles called calyx Cand Candolle carbonic acid carpels cause cavity cells cellular tissue centre chalaza character colour common considered consists containing corolla cotyledons cyclosis developement dicotyledons direction disk distinct Dutrochet elongated embryo epidermis exist external extremity fibres filament fleshy flowers fluid foramen fruit glands grains green growing hairs hilum inches integument kind latex layers leaf leaflets leaves light Linnæus lobes margin matter medullary rays membrane Mirbel monocotyledons nature nitrogen nucleus observed organs ovarium ovary ovule oxygen parenchyma pericarp petals petiole pistil pith placenta plants Plate plumula pollen pollen tube produced quantity radicle Raphides remarked roots round seeds separate side sometimes species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow
Passagens conhecidas
Página 593 - Dr. Ure's Dictionary of Arts, Manufactures, and Mines : Containing a clear Exposition of their Principles and Practice.