Long Answer Type Questions
35. Distinguish between families - Fabaceae, Solanaceae, Liliaceae on the gynoecium characteristics (with figures). Also write economic importance of any one of the above family.
The difference between the three families on the bases of charateristics of hynoecium are as follows
Gynoecium Characteristics | Fabaceae | Solanaceae | Liliaceae |
Carpels Ovary Ovules Placentation Style Stigma Floral formula | Monocarpellary free, single Superior unilocular Margin in two alternate rows Marginal Bent, single Simple and capitate | Bicarpellary Superior bilocular (2-4 locular in tomato) Many in each locular Axile Simple Simple and lobe | Tricarpellary syncarpous Superior Trilocular 2-many ovules in each locules Simple but may be united Or separate Free or fused trilobed |
Gynoecium Characteristics | Fabaceae | Solanaceae | Liliaceae |
Diagram of gnoecium | |||
Floral diagram
Examples | Garlic, onion, Colchicum | Potato, tomato, brinjal, datura, etc |
All pulses, sunhemp, Lupin, Indigo, Cassia |
Economic Importance of Fabaceae
Plants of this family are the sources of pulses and edible oils. Dye is extracted from Indigofera which is a plant of this family. It serves as a source of various other products like fibres (sunnhemp), facter (Sesbania and Trifolium), ornamentals (lupin, sweet pea) and medicine (multiathi).
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