An Introduction to BotanyLongman, 1839 - 594 стор. |
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Сторінка ix
... Embryo Buds Subterranean Stems Internal Structure Exogens Anomalous Exogens Endogens Page · 73 · 77 · 79 · 80 · 85 · 86 - 96 102 · 108 - 110 - 112 SECT . III . Root or descending Axis · SECT . IV . Appendages of the Axis Leaves Spiral ...
... Embryo Buds Subterranean Stems Internal Structure Exogens Anomalous Exogens Endogens Page · 73 · 77 · 79 · 80 · 85 · 86 - 96 102 · 108 - 110 - 112 SECT . III . Root or descending Axis · SECT . IV . Appendages of the Axis Leaves Spiral ...
Сторінка 31
... , and called the medullary sheath , and also in every part the tissue of which originates from it ; such as the veins of leaves , and CHAP . I. 31 VASCULAR TISSUE . Embryo Buds Subterranean Stems Internal Structure Exogens.
... , and called the medullary sheath , and also in every part the tissue of which originates from it ; such as the veins of leaves , and CHAP . I. 31 VASCULAR TISSUE . Embryo Buds Subterranean Stems Internal Structure Exogens.
Сторінка 69
... embryo , with two opposite extremities , of which the one lengthens in the direction of the earth's centre , and the other , taking a direction exactly the contrary , extends upwards into the air . This disposition to develope in two ...
... embryo , with two opposite extremities , of which the one lengthens in the direction of the earth's centre , and the other , taking a direction exactly the contrary , extends upwards into the air . This disposition to develope in two ...
Сторінка 70
... embryo , or young plant , has not undergone any considerable change ; but in process of time it is externally obliterated ; so that in trees of a few years ' growth its existence becomes a matter of theory , instead of being actually ...
... embryo , or young plant , has not undergone any considerable change ; but in process of time it is externally obliterated ; so that in trees of a few years ' growth its existence becomes a matter of theory , instead of being actually ...
Сторінка 74
... embryo . This comparison must not , however , be understood to indicate any positive identity between these two ... embryo of cellular tissue only the leaf - bud is produced without fertilization , to the embryo this is essential ...
... embryo . This comparison must not , however , be understood to indicate any positive identity between these two ... embryo of cellular tissue only the leaf - bud is produced without fertilization , to the embryo this is essential ...
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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