Pannicle Jointvetch

Annual, Perennial, Herbs, Stems woody below, or from woody crown or caudex, Taproot present, Nodules present, Stems erect or ascending, Stems less than 1 m tall, Stems 1-2 m tall, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Leaves alternate, Leaves petiolate, Stipules conspicuous, Stipules green, triangulate to lanceolate or foliaceous, Stipules persistent, Stipules free, Stipules cordate, lobed, or sagittate, Leaves compound, Leaves even pinnate, Leaf or leaflet margins entire, Leaflets alternate or subopposite, Leaflets 10-many, Leaves glabrous or nearly so, Inflorescences racemes, Inflorescence axillary, Inflorescence secund, flowers mostly on one side, Bracts very small, absent or caducous, Flowers zygomorphic, Calyx 5-lobed, Calyx 2-lipped or 2-lobed, Calyx glabrous, Petals separate, Corolla papilionaceous, Petals clawed, Petals orange or yellow, Petals bicolored or with red, purple or yellow streaks or spots, Banner petal suborbicular, broadly rounded, Wing petals narrow, oblanceolate to oblong, Wing tips obtuse or rounded, Keel abruptly curved, or spirally coiled, Keel petals fused on sides or at tip, Stamens 9-10, Stamens monadelphous, united below, Filaments glabrous, Style terete, Fruit a loment, jointed, separating into articles, Fruit stipitate, Fruit unilocular, Fruit indehiscent, Fruit elongate, straight, Fruit rugose wrinkled or reticulate, Fruit exserted from calyx, Fruit compressed between seeds, Fruit torulose or moniliform, strongly constricted between seeds, Fruit glabrous or glabrate, Fruit 3-10 seeded, Seeds reniform, Seed surface smooth, Seeds olive, brown, or black.