Astragalus guatemalensis var. brevidentatus (Hemsl.) Barneby

Atelophragma painteri (Rose) Rydb. Bull. Torrey Club
55: 156. 1928.
Astragalus strigulosus brevidentatus Hemsl. Biol. Centr. Am. Bot. I: 266. 1S80. Astragalus Painteri Rose; M. E. Jones, Rev. Astrag. 189. 1923.
A perennial; stem branched, 10-15 mm. long, prostrate or ascending, sparingly strigose, striate; leaves 5-10 dm. long, short-petioled, the rachis strigose and sulcate; stipules 3 mm. long, deltoid, hyaline; leaflets 19-25, elliptic or oval, mostly rounded at each end, 6-12 mm. long, 2-5 mm. wide, glabrous above, pilose-strigose beneath; peduncles 1-1.5 dm. long, slender; raceme short, 2-4 cm. long; bracts lanceolate or subulate, 3 mm. long, black-hairy; pedicels 1 mm. long; calyx black-hairy, the tube 3 mm. long, 2.5 mm. broad, the teeth deltoid, less than 1 mm. long; corolla pale-purple or white, about 1 cm. long; banner obovate, moderately arched; wings shorter, the blade obliquely oblanceolate, with a large basal auricle ; keel-petals shorter, the blade obliquely obovate, rounded at the apex; pod glabrous, the stipe 2-3 mm. long, the body oblong, acute at each end, terete, 15-18 mm. long, 5 mm. wide; septum 1 mm. wide; seeds 12-16, dark-brown, 2.5 mm. long.
Type locality: Sierra de Ajusco, "Morales" [Morelos].
Distribution: Morelos.

Atelophragma oaxacanum (Rose) Rydb. Bull. Torrey Club 55: 160. 1928.
Astragalus guatemalensis oaxacanus M. E. Jones, Rev. Astrag. 189. 1923. Astragalus oaxacanus Rose; M. E. Jones, Rev. Astrag. 189, as synonym. 1923.
A perennial; stems 5 dm. tall or more, sparingly strigose, striate; leaves spreading, about 1 dm. long, the rachis sparingly strigose; stipules lance-deltoid, 3-4 mm. long; leaflets 21-27, elliptic, rounded, truncate or retuse at the apex, 8-15 mm. long, 3-16 mm. wide, glabrous above, sparingly pilose beneath with ascending hairs; peduncles 10-15 cm. long; racemes 3-5 mm. long; bracts lanceolate, 3 mm. long, black-hairy; pedicels very short; calyx black-hairy, the tube 3 mm. long,«nearly as broad, the teeth subulate, 2.5 mm. long; corolla cream-colored, 1 1-12 mm. long; banner obovate, moderately arched; wings nearly as long, the blade obliquely oblanceolate, slightly falcate, with a reflexed auricle; keel-petals shorter, the blade broadly obliquely obovate, rounded at the apex; pod minutely strigulose with black hairs, the stipe equaling the calyx-tube, the body oblong, 18-20 mm. long, 6 mm. broad, the septum fully 1 mm. broad.
Type locality: [Sierra San Felipe] Oaxaca. Distribution: Known only from the type locality.