Cima Milkvetch

Phacomene cimae (M. E. Jones) Rydberg
Astragalus Cimae M. E. Jones, Rev. Astrag. 163. 1923. Astragalus cimensis M. E. Jones, Rev. Astrag. Index. 1923.
A low cespitose perennial, with a woody root and caudex; stems about 1 dm. long, decumbent, glabrous; leaves about 1 dm. long, spreading; stipules deltoid, about 5 mm. long, hyaline; leaflets 17-21, oval or obovate, about 1 cm. long, rounded or retuse at the apex, glabrous and somewhat glaucous; peduncles about 5 cm. long; racemes 3-4 cm. long; bracts lanceolate, about 3 mm. long; calyx sparingly black-hairy, the tube 4 mm. long, the teeth lance-subulate, 2 mm. long; corolla unknown; pod leathery, glabrous, the stipe strongly curved, about S mm. long, the body about 2 cm. long, obliquely oblong in side view, ovate seen from above, the upper suture acute, with only a trace of a wing-margin, the lower suture sulcate, the partial septum about 1.5 mm. broad.
Type locality: Cima, San Bernadino Mountains. California. Distribution: Known only from the type locality.

Perennial, Herbs, Stems woody below, or from woody crown or caudex, Taproot present, Nodules present, Stems or branches arching, spreading or decumbent, Stems less than 1 m tall, Stems solid, Stems or young twigs glabrous or sparsely glabrate, Leaves alternate, Leaves petiolate, Stipules conspicuous, Stipules membranous or chartaceous, Stipules persistent, Stipules free, Stipules clasping stem at the base, Leaves compound, Leaves odd pinnate, Leaf or leaflet margins entire, Leaflets opposite, Leaflets 10-many, Leaves hairy on one or both surfaces, Inflorescences racemes, Inflorescence axillary, Bra cts very small, absent or caducous, Flowers zygomorphic, Calyx 5-lobed, Calyx glabrous, Petals separate, Corolla papilionaceous, Petals clawed, Petals white, Petals blue, lavander to purple, or violet, Petals bicolored or with red, purple or yellow streaks or spots, Banner petal narrow or oblanceolate, Wing petals narrow, oblanceolate to oblong, Wing tips obtuse or rounded, Keel petals auriculate, spurred, or gibbous, Keel tips obtuse or rounded, not beaked, Stamens 9-10, Stamens diadelphous, 9 united, 1 free, Filaments glabrous, Style terete, Style persistent in fruit, Fruit a legume, Fruit stipitate, Fruit unilocular, Fruit tardily or weakly dehiscent, Fruit oblong or ellipsoidal, Fruit strongly curved, falcate, bent, or lunate, Fruit fleshy, Fruit coriaceous or becoming woody, Fruit exserted from calyx, Fruit inflated or turgid, Fruit beaked, Fruit glabrous or glabrate, Fruit 11-many seeded, Seeds cordiform, mit-shaped, notched at one end, Seed surface smooth, Seeds olive , brown, or black.

Astragalus cimae is a species of milkvetch known by the common name Cima milkvetch. It is native to the Mojave Desert and its sky island woodlands of eastern California western Nevada, especially on calcareous soils, including the Cima Dome area in the Mojave National Preserve.