Astragalus wardii A. Gray

Phaca wardii (A. Gray) Rydb. Bull. Torrey Club 40; 47. 1913
Astragalus Wardii A. Gray, Proc. Am. Acad. 12: 55. 1877.
Perennial, with a short woody caudex; stems erect or decumbent at the base, glabrous, 2-4 dm. high, straw-colored; leaves ascending, 6-10 cm. long; stipules deltoid, distinct or nearly so, about 2 mm. long, glabrous; leaflets 13-21, oblong or linear-oblong, 6-10 mm. long, 1-3 mm. wide, obtuse, truncate, or slightly retuse, glabrous; peduncles 2-5 cm. long; racemes 5-15-flowered, 2-5 cm. long; calyx slightly pubescent, the tube campanulate, 5 mm. long, the teeth subulate, fully 1 mm. long; corolla white or straw-colored, 6-7 mm. long; banner with an obovate retuse blade, reflexed; wings nearly as long as the banner, the blade oblong, twice as long as the claw, with an acute basal auricle; keel-petals much shortei, rounded at the apex; pod sessile, mottled, glabrous, 2-2.5 cm. long, 12-15 mm. wide; seeds brown, obliquely reniform, fully 2 mm. long and more than 1.5 mm. wide.
Type locality: Sevier County, Utah, on the edge of Aquarius Plateau.
Distribution: Utah.

Perennial, Herbs, Taproot present, Nodules present, Stems erect or ascending, Stems or branches arching, spreading or decumbent, Stems prostrate, trailing, or mat forming, 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, L eaves 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, Bracts very small, absent or caducous, Flowers zygomorphic, Calyx 5-lobed, Calyx hairy, Petals separate, Corolla papilionaceous, Petals clawed, Petals white, Petals pinkish to rose, 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 unilocular, Fruit freely dehiscent, Fruit oblong or ellipsoidal, 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 wardii adalah spesies tumbuhan yang tergolong ke dalam famili Fabaceae. Spesies ini juga merupakan bagian dari ordo Fabales. Spesies Astragalus wardii sendiri merupakan bagian dari genus Astragalus. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh A.Gray.

Astragalus wardii là một loài thực vật có hoa trong họ Đậu. Loài này được A.Gray miêu tả khoa học đầu tiên.