Textbook of Theoretical Botany, Volume 2 |
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Page 1502
... hypocotyl sometimes takes their place . For example , in Bertholletia excelsa , the Brazil nut , and in some Guttiferae , the seed is filled by the immensely enlarged hypocotyl of the embryo ( Fig . 1376 ) , the cotyledons being ...
... hypocotyl sometimes takes their place . For example , in Bertholletia excelsa , the Brazil nut , and in some Guttiferae , the seed is filled by the immensely enlarged hypocotyl of the embryo ( Fig . 1376 ) , the cotyledons being ...
Page 1583
... hypocotyl and above which is the epicotyl arising from the plumular bud . Only rarely is there an internode , or mesocotyl , between the cotyledons . The hypocotyl varies greatly in length . In big dicotyledonous seedlings ( Ricinus ...
... hypocotyl and above which is the epicotyl arising from the plumular bud . Only rarely is there an internode , or mesocotyl , between the cotyledons . The hypocotyl varies greatly in length . In big dicotyledonous seedlings ( Ricinus ...
Page 1600
... hypocotyl as many bundles as there were phloem bundles in the root . Type 2. The phloem bundles divide , like the xylem bundles , and the halves separate and place themselves facing the halves of the xylem bundles . There are thus twice ...
... hypocotyl as many bundles as there were phloem bundles in the root . Type 2. The phloem bundles divide , like the xylem bundles , and the halves separate and place themselves facing the halves of the xylem bundles . There are thus twice ...
Contents
FLOWERS | 1071 |
POLLINATION AN INTRODUCTION | 1252 |
SEEDS FRUITS AND SEEDLINGS | 1481 |
2 other sections not shown
Common terms and phrases
actinomorphic anatropous androecium Angiosperms anthers antipodal apex axile axis basal base bracts calyx capsule carpels cells colour common contains corolla corolla tube cotyledons cross-pollination cultivated dehisce Dicotyledons dispersal distributed elongated embryo sac enclosed endosperm example female flowers fertilization filaments fleshy floral florets Flowering shoot flowers Fig fruit funicle gardens genera genus germination gynoecium hairs herbs hermaphrodite hypocotyl important inflorescence inner insect integument involucre later layer leaf leaves lobes loculus male flowers margins mature micropyle Monocotyledons nectar Nectar is secreted normal nucellus nuclei occur oosphere outer ovary ovules parietal perianth perianth segments petaloid petals placenta plants pollen grains pollen tube pollination mechanism produced rarely receptacle rhizome seeds self-pollination sepals separate showing shrubs single sometimes species stage stamens stem sterile stigma structure style sub-family surface testa tissue trees tropical unisexual usually vegetative visited wall whorl zygomorphic