Mention vegetative characters and floral characters of fabaceae family.
$\rightarrow$ This family was earlier called Papilonoideae, a subfamily of family Leguminosae.
$\rightarrow$ Vegetative Characters : Trees, shrubs, herbs; root with root nodules.
$\rightarrow$ Stem : Erect or climber
$\rightarrow$ Leaves : Alternate, pinnately compound or simple; leaf base, pulvinate; stipulate; venation reticulate.
$\rightarrow$ Floral characters :
$\rightarrow$ Inflorescence : Racemose.
$\rightarrow$ Flower : Bisexual, zygomorphic
$\rightarrow$ Calyx : Sepals five, gamosepalous; imbricate aestivation
$\rightarrow$ 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
$\rightarrow$ Androecium : Ten, diadelphous, anther dithecous
$\rightarrow$ Gynoecium : Ovary superior, mono carpellary, unilocular with many ovules, style single
$\rightarrow$ Fruit : Legume; seed: one to many, non-endospermic
Distinguish between families - Fabaceae, Solanaceae, Liliaceae on the basis of gynoecium characteristics (with figures). Also write economic importance of any one of the above family.
In Hibiscus rosa-sinensis there is an additional floral whorl known as