Textbook of Theoretical Botany, Volume 2 |
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Page 1700
... important family is the Cucurbitaceae which includes about ninety genera and 750 species . They are mostly annual or occasionally perennial herbs bearing large unisexual flowers . Many are of economic importance , e.g. , Cucurbita pepo ...
... important family is the Cucurbitaceae which includes about ninety genera and 750 species . They are mostly annual or occasionally perennial herbs bearing large unisexual flowers . Many are of economic importance , e.g. , Cucurbita pepo ...
Page 1778
... important species is P. officinalis . The unripe fruits of the plant if dried rapidly yield Allspice , which consists of small , dark brown berries used in flavouring . There are a number of important species included in the genus ...
... important species is P. officinalis . The unripe fruits of the plant if dried rapidly yield Allspice , which consists of small , dark brown berries used in flavouring . There are a number of important species included in the genus ...
Page 1832
... important genus is Citrus , which contains ten species distri- buted throughout the Old World . They are trees or shrubs with simple leaves . Axillary spines derived from a leaf of a branch shoot occur in most species . The calyx and ...
... important genus is Citrus , which contains ten species distri- buted throughout the Old World . They are trees or shrubs with simple leaves . Axillary spines derived from a leaf of a branch shoot occur in most species . The calyx and ...
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