Part 7, 1929] FABACEAE: GALEGEAE 381 



43. Atelophragma Townsendii Rydb. Bull. Torrey Club 

 55: 163. 1928. 



A perennial; stems 3-5 dm. high, angled; strigose, somewhat flexuose; leaves 5-8 cm. long; 

 stipules deltoid, 4-5 mm. long; leaflets 15-27, oblong or elliptic to nearly linear, long-pilose on 

 both sides, glabrate in age above, 5-12 mm. long, 1.5-4 mm. wide; peduncles about 1 dm. long, 

 strict; racemes elongate, dense, 5-15 cm. long; bracts subulate, 2-4 mm. long; calyx densely 

 black-hairy, the tube 3 mm. long, the teeth subulate, 1.5 mm. long; corolla cream-colored, 

 about 7 mm. long; banner obovate, strongly arched; wings about as long, the blade broadly 

 lunate; pod black-strigose, the stipe 4—5 mm. long, the body oblong, tapering at each end, 

 about 2 cm. long, 5 mm. wide, deeply sulcate on the lower suture, the septum fully 1 mm. 

 broad; seeds about 16. 



Type locality: Sierra Madre, Chihuahua. 

 Distribution: Chihuahua. 



44. Atelophragma Rosei (M. E. Jones) Rydb. Bull. Torrey Club 

 55: 163. 1928. 

 Astragalus Rosei M. E. Jones, Rev. Astrag. 190. 1923. 



A perennial; stems 3-5 dm. long, decumbent below, striate and sparingly strigose, flexuose; 

 leaves 6-10 cm. long, ascending, the rachis strigose; stipules deltoid, about 3 mm. long; leaflets 

 19-25, oblong, 8-20 mm. long, 2-4 mm. wide, glabrous above, strigose beneath, cuneate at the 

 base, obtuse or rounded at the apex; peduncles 6-10 cm. long; racemes dense, 3-10 cm. long; 

 bracts lance-subulate, 3-5 mm. long; flowers reflexed ; pedicels 1 mm. long or less; calyx black- 

 hairy, the tube 2.5 mm. long, nearly 2 mm. broad, the teeth subulate, 1 mm. long; corolla 

 cream-colored, 7-8 mm. long; banner obovate, strongly arched, slightly reflexed; wings fully as 

 long, the blade obliquely obovate, falcate, with a large auricle; keel-petals shorter, the blade 

 broadly obovate, rounded at the apex; pod subsessile, ellipsoid, minutely black-strigose, 10—12 

 mm. long, 4—5 mm. thick, 3-4 mm. wide, rounded at the base, obtuse or rounded at the apex, 

 the septum fully 1 mm. wide; seeds 8-10. 



Type locality: Above Dos Rios, State of Mexico. 

 Distribution: Mexico (state and federal district). 

 Illustration: M. E. Jones, Rev. Astrag. pi. 43, f. 150. 



7. Seatoniana. Pod sessile or subsessile, rounded at both ends, turgid, sulcate on the 

 lower suture. Flowers purple, very small, in short dense headlike racemes. 



45. Atelophragma Pueblae (M. E. Jones) Rydb. Bull. Torrey Club 

 55: 164. 1928. 

 Astragalus Pueblae M. E. Jones, Contr. W. Bot. 14: 35. 1912. 



A cespitose perennial; stems many, filiform, branched, prostrate or spreading, glabrous; 

 leaves 3-4 cm. long, ascending, the rachis nearly glabrous; leaflets linear, 4—7 mm. long, con- 

 duplicate, strigose beneath; peduncles 4—5 cm. long; racemes subcapitate, 1 cm. long; bracts 

 lanceolate, 1-1.5 mm. long; pedicels 1.5 mm. long; calyx black-hairy, the tube 1.5 mm. long, 

 the teeth subulate, less than 1 mm. long; corolla purple, 6 mm. long; banner obovate, notched 

 at the apex, strongly arched; wings shorter, the blade obliquely obovate; keel-petals 1 mm. 

 shorter, the blade semi-orbicular; pod oblong, sessile, 7 mm. long, 2 mm. high and broad, 

 sparingly strigulose, sulcate on the lower suture; seeds 8-10, obliquely suborbicular, 2 mm. long. 



Type locality: Esperanza, Puebla. 

 Distribution: Known only from the type locality. 

 Illustration: M. E. Jones, Rev. Astrag. pi. 69. 



