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Question : Mention vegetative characters and floral characters of fabaceae family |
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Answer» Solution :This family was earlier called Papilonoideae , a subfamily of family Leguminosae. Vegetative Characters : Trees, shrubs, herbs, root with root NODULES. Stem : Erect or climber Leaves : Alternate, pinnately compound or simple, leaf base, pulvinate, stipulate, venation reticulate. Floral characters : Inflorescence : Racemose Flower : Bisexual , zygomorphic Calyx : Sepals five , gamosepalous , imbricate aestivation Corolla : Petals five, polypetalous, papilionaceous , consisting of a posterior standard , two lateral wings , two anterior ONES forming a keel (enclosing stamens and pistil), vexillary aestivation Androecium : Ten, diadelphous, anther dithecous Gynoecium : Ovary superior, mono carpellary, UNILOCULAR with many ovules, style single Fruit : Legume, seed: one to many, non-endospermic Floral Formula : Pisum sativum (pea) plant:(a) Flowering twig (b) Flower (C) Petals (d) Reproductive parts (e) L. S. carpel (f) Floral diagram Economic importance : Many plants belonging to this family are sources of pulses gram, arhar, sem, MOONG, soyabean: edible oil (soyabean, groundnut), dye (indigofera), fibres (sunhemp), fodder (Sesbania, Trifolium), ornamentals (lupin, SWEET pea): medicine (muliathi). |
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