Physical Description
provided by USDA PLANTS text
Annual, Herbs, Taproot present, Nodules present, Stems erect or ascending, Stems less than 1 m tall, Plants gland-dotted or with gland-tipped hairs, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Leaves alternate , Leaves petiolate, Stipules inconspicuous, absent, or caducous, Stipules setiform, subulate or acicular, Stipules deciduous, Stipules free, Leaves compound, Leaves odd pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 10-many, Leaves glandular punctate or gland-dotted, Leaves glabrous or nearly so, Inflorescences spikes or spike-like, Inflorescence terminal, Bracts conspicuously present, Bracteoles present, Calyx 5-lobed, Calyx glabrous, Calyx hairy, Petals separate, Petals clawed, Petals white, Petals blue, lavander to purple, or violet, Banner petal narrow or oblanceolate, Banner petal ovoid or obovate, Wing petals narrow, oblanceolate to oblong, Wing tips obtuse or rounded, Keel tips obtuse or rounded, not beaked, Stamens 9-10, Fertile stamens 5, Stamens monadelphous, united below, Filaments glabrous, Style terete, Fruit a legume, Fruit unilocular, Fruit indehiscent, Fruit elongate, straight, Fruit oblong or ellipsoidal, Fruit enclosed in calyx, Fruit glabrous or glabrate, Fruit hairy, Fruit gland-dotted or with gland-tipped hairs, Fruit 1-seeded, Seeds reniform, Seeds cordiform, mit-shaped, notched at one end, Seed surface smooth, Seeds olive, brown, or black.
