An Introduction to BotanyLongman, 1839 - 594 páginas |
No interior do livro
Resultados 1-5 de 100
Página 14
... leaves . ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. ƒ ) ; in the inside of the leaf of Nuphar luteum , Lilium candidum , Vicia Faba , & c .: in this form of cellular tissue the vesicles are sometimes oblong with a sort of ...
... leaves . ( Plate I. fig . 9. ) 2. The lobed ( Plate I. fig . 2. ƒ ) ; in the inside of the leaf of Nuphar luteum , Lilium candidum , Vicia Faba , & c .: in this form of cellular tissue the vesicles are sometimes oblong with a sort of ...
Página 54
... darkness , nor upon roots , nor the ribs of leaves . It frequently happens that they are found upon one surface of a leaf , but not on another , and generally in most abundance on the under side . In 54 BOOK I. ORGANOGRAPHY .
... darkness , nor upon roots , nor the ribs of leaves . It frequently happens that they are found upon one surface of a leaf , but not on another , and generally in most abundance on the under side . In 54 BOOK I. ORGANOGRAPHY .
Página 71
... leaf - bud or buds is formed at a node immediately above the base of the leaf ; generally such a bud is either sufficiently apparent to be readily recognised by the naked eye , or , at least , it becomes apparent at some time or other ...
... leaf - bud or buds is formed at a node immediately above the base of the leaf ; generally such a bud is either sufficiently apparent to be readily recognised by the naked eye , or , at least , it becomes apparent at some time or other ...
Página 74
... leaf - bud of the root . The leaf - bud has been compared by Du Petit Thouars and some other botanists to the embryo , and has even been deno- minated a fixed embryo . This comparison must not , however , be understood to indicate any ...
... leaf - bud of the root . The leaf - bud has been compared by Du Petit Thouars and some other botanists to the embryo , and has even been deno- minated a fixed embryo . This comparison must not , however , be understood to indicate any ...
Página 75
... leaf itself , have all been remarked producing them . On the leaf they usually proceed from the margin , as in Malaxis paludosa , where they form minute granulations , first determined to be buds by Henslow , or as in Bryophyllum ...
... leaf itself , have all been remarked producing them . On the leaf they usually proceed from the margin , as in Malaxis paludosa , where they form minute granulations , first determined to be buds by Henslow , or as in Bryophyllum ...
Outras edições - Ver tudo
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 cloth colour common consists containing corolla cotyledons cyclosis developement dicotyledons direction disk Dutrochet Edition embryo epidermis exist 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 Loudon 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 species specimens spiral vessels stamens stem stigma stomates structure substance surface term terminating tion tree tubes vascular vegetable veins wood woody tissue yellow