Part 6, 1929] FABACEAE: GALEGEAE 377 



ram. wide, rounded or slightly retuse, minutely strigose beneath, glabrous above; peduncles 

 3-6 cm. long; racemes short, 6- 1 0-flowered ; bracts subulate, 1-2 mm. long; calyx sparingly 

 strigose, the tube 2 mm. long, the teeth linear, scarcely 1 mm. long; corolla 7-8 mm. long, 

 purple-tinged; banner obovate, moderately arched; wings nearly as long, the blade oblong; 

 keel-petals shorter, broadly lunate; pod glabrous, the stipe 1 mm. long, the body elliptic, 

 12-14 mm. long, about 6 mm. wide, abruptly acute at each end, deeply sulcate on the lower 

 suture, the septum more than 1 mm. wide; seeds about 10. 



Type locality: Sierra de la Mesa. Hidalgo. 

 Distribution: Hidalgo, Mexico, and Morelos. 



31. Atelophragma guatemalense (Hemsl.) Rydb. Bull. Torrey 



Club 55: 159. 1928. 



Astragalus gualemalensis Hemsl. Biol. Centr. Am. Bot. 1: 264. 1880. 



A perennial; stems 3-5 dm. long, decumbent, sulcate, sparingly strigose; leaves S-10 cm. 

 long, spreading; stipules scarious, deltoid, 6-9 mm. long, connate; leaiets 25-33, elliptic, 

 8-15 mm. long, 2-4 mm. wide, glabrous above, pilose beneath, rounded, truncate, or retuse at 

 the apex; peduncles 4-10 cm. long; racemes dense, 2-4 cm. long; bracts 3-4 mm. long, subulate, 

 black-hairy; calyx black-hairy, the tube 3 mm. long, the teeth subulate, 2 mm. long; corolla 

 ochroleucous, 9-10 mm. long, resembling that of A. strigulosum; pod glabrous, comparatively 

 firm, the stipe 2 mm. long, the body oblong, 15 mm. long, 5 mm. wide, acute at each end; 

 septum less than 1 mm. wide; seeds 6-8, brown, 2.5 mm. long. 



Type locality: Vulcan de Fuego, Guatemala. 

 Distribution: Guatemala and Chiapas. 

 Illustration: M. E. Jones, Rev. Astrag. pi. 43, f. 147. 



32. Atelophragma reptans (Willd.) Rydb. Bull. Torrey Club 



55: 159. 1928. 



Astragalus reptans Willd. Hort. Berol. pi. 88. 1809. 

 Tragacantha reptans Kuntze, Rev. Gen. 947. 1891. 



A perennial; stems 6-12 dm. long, creeping, rooting at the nodes, strigose; leaves erect, 

 1-3 dm. long, the petiole and rachis strigose, sulcate; stipules connate, ovate, often 1 cm. long 

 or more; leaflets 25-33, elliptic or oblong, 1-3.5 cm. long, acute at the base, rounded at the apex, 

 glabrous above, strigose beneath; peduncles 1-2 dm. long; racemes 4—7 cm. long, dense; bracts 

 lanceolate, 4-6 mm. long, scarious, pubescent; pedicels scarcely 1 mm. long; calyx black-hairy, 

 the tube 4 mm. long, 3 mm. broad, the teeth 3 mm. long, lanceolate; corolla cream-colored, 

 about 15 mm. long; banner narrowly obovate, moderately arched; wings nearly as long, the 

 blade lance-oblong, longer than the claw, with a very large basal auricle; keel-petals 1 1 mm. long, 

 the blade broadly obliquely obovate, rounded at the apex, with a small auricle; pod pubescent 

 with short black hairs, the stipe less than 2 mm. long, the body ellipsoid, acute at each end, 

 about 18 mm. long, 6 mm. wide, transversely oval in cross-section, the septum fully 1 mm. wide; 

 seeds 14—16. 



Type locality: Mexico. 



Distribution: Mexico (state and federal district). 



Illustrations: M. E. Jones, Rev. Astrag. pi. 43 and pi. 77. f. 151; Willd. Hort. Berol. pi. 88. 



33. Atelophragma Harshbergeri Rydb. Bull. Torrey Club 

 55: 160. 1928. 



A perennial; stems decumbent or creeping, 2-3 dm. long, slender, glabrous or nearly so; 

 leaves 4—6 cm. long; stipules ovate or rounded, more or less connate, 2-3 mm. long; leaflets 

 15-21, linear-lanceolate to oblong, acute, 5-10 mm. long, 1-3 mm. wide, strigulose beneath, 

 glabrous above; peduncles 3-5 cm. long, strigulose; racemes about 3 cm. long; bracts subulate, 

 3 mm. long; calyx black-hairy, the tube 4—5 mm. long, the teeth lance-subulate, 3 mm. long; 

 corolla cream-colored, 12-14 mm. long; banner obovate, slightly retuse, moderately arcuate; 



