Comprehensive Description
(
anglais
)
fourni par North American Flora
Phaca macrodon H. & A. Bot. Beech. Voy. 333. 1838
Astragalus macrodon A. Gray, Proc. Am. Acad. 6: 216. 1864.
Tragacantha macrodon Kuntze. Rev. Gen. 943. 1891.
Astragalus holoscriceus M. E. Jones, Proc. Calif. Acad. II. S: 638. 1895.
Perennial, with a caudex; stems flexuose, 3-5 dm, high, villous throughout; leaves ascending, 1-1.5 dm. long, the rachis villous; leaflets 11-21, linear to elliptic, acute, 1-2 cm. long, villous on both sides; peduncles 5-10 cm. long, villous; bracts lanceolate, 2 mm. long; calyx 5-6 mm. long, villous, the lobes lance-subulate, equaling the tube; corolla yellowish, S-9 mm. long; banner obovate, rather strongly reflexed; wings nearly as long, the blade oblong, with a large basal auricle; keel-petals lunate, rounded at the apex; pod sessile, obliquely ovoid, 2-3 cm. long, villous-canescent.
Type locality: California (somewhere between Monterey and San Francisco]. Distribution: Monterey, San Luis Obispo, and Fresno counties, California.
- citation bibliographique
- Per Axel Rydberg. 1919. (ROSALES); FABACEAE; PSORALEAE. North American flora. vol 24(1). New York Botanical Garden, New York, NY
