Part 6, 1929] FABACEAE: GALEGEAE 367 



Type locality: "Wooded country from lat. 54° to 64°N " [between Lake Winnipeg and Bear 

 Lake). Canada. 



Distribution: Manitoba to Black Hills. South Dakota, Colorado, Nevada, and Yukon; also 

 Gaspe Peninsula. Quebec. 



Illustrations: Hook. Fl. Bor. Am. pi. 56; M. E. Jones, Rev. Astrag. pi. 27, f. 87; Britt. & 

 Brown. 111. Fl./. 2145; ed. 2. f. 2550; Clements, Rocky Mt. Fl. pi. 29, f. 17. 



2. Atelophragma Cottoni (M. E. Jones) Rydb. Bull. Torrey Club 



55: 121. 1928. 



Astragalus olympicus Cotton, Bull. Torrey Club 29: 573. 1902. Not A. olympicus Pall. 1800. 

 Astragalus Cottoni M. E. Jones. Rev. Astrag. 135. 1923. 



A perennial, with a deep root and cespitose caudex; stems many, spreading or decumbent, 

 1-2 dm. long, villous with short ashy hairs; leaves 2-3 cm. long, spreading; stipules deltoid, 

 4 mm. long, membranous; leaflets 13—17, oblong, 8-12 mm. long, 2-3 mm. wide, subacute, 

 villous; peduncles 3-5 cm. long; racemes more lax than, n the related species, S-15-flowered; 

 bracts narrowly subulate, 2-3 mm. long; calyx-tube 4-5 mm. long, pubescent with mixed black 

 and white hairs, the teeth subulate, 2-3 mm. long; corolla greenish-white, about 1 cm. long, the 

 keel tipped with purple; banner obovate, tapering gradually below; wings shorter, the blade 

 oblong-lunate, acutish, with a long reflexed basal auricle, fully as long as the claws; keel-petals 

 similar but much broader, rounded at the apex; pod glabrous, apparently not mottled, the stipe 

 3 mm. long, the body ellipsoid, 2-2.5 cm. long, 8-12 mm. broad, the septum about 0.6 mm. wide; 

 seeds obliquely round-reniform, 3 mm. long, nearly as broad. 



Type locality: Olympic Mountains, Challam County, Washington. 

 Distribution: Known only from the type locality. 

 Illustration: M. E. Jones, Rev. Astrag. pi. 27, f. 88. 



3. Atelophragma Forwoodii (S. Wats.) Rydb. Bull. Torrey Club 



40:51. 1913. 



Astragalus glabriusculus major A. Grav, Proc. Acad. Phila. 1863: 60. 1863. 



Astragalus Forwoodii S. Wats. Proc. Am. Acad. 25: 129. 1890. 



Astragalus glabriusculus spatiosus Sheldon. Minn. Bot. Stud. 1: 156. 1894. 



Homalobus spatiosus A. Heller, Cat. N. Am. PI. ed. 2. 7. 1900. 



Astragalus aboriginum fastigiorum M. E. Jones, Rev. Astrag. 135 (depauperate form). 1923. 



A perennial, with a cespitose rootstock; stems ascending, or decumbent at the base, angled, 

 strigose, 1.5-3 dm. high; leaves ascending, 3-7 cm. long; stipules herbaceous, ovate, 4—5 mm. 

 long, strigose; leaflets 9-15, from lance-oblong to elliptic, 8-15 mm. long, 2-5 mm. wide, 

 strigose beneath, glabrate above; peduncles 4-6 cm. long; racemes 2-S cm. long, dense at first; 

 bracts subulate, 3-5 mm. long; pedicels 1 mm. long; calyx strigose, the tube 3-3.5 mm. long, 

 the teeth 2 mm. long, subulate; corolla ochroleucous, with purple-tipped keel; banner about S 

 mm. long, obovate, retuse, strongly arched at the middle; wings shorter, the blade oblong, 

 strongly falcate, with a long reflexed auricle ; keel-petals still shorter, the blade broadly lunate, 

 more strongly arched towards the tip; pod stipitate, glabrous, the stipe about 8 mm. long, the 

 body lunate, 1.5-2 cm. long, 4—5 mm. wide, the septum scarcely 0.5 mm. wide. 



Type locality': Black Hills, South Dakota. 



Distribution: South Dakota to Colorado, New Mexico [?]. and Montana. 



Illustration: M. E. Jones, Rev. Astrag. pi. 27 (as var. glabriusculus and var. fastigiorum) . 



4. Atelophragma wallowense Rydb. Bull. Torrey Club 

 55: 122. 1928. 



A perennial, with a woody root and cespitose caudex; stems decumbent, terete, sparingly 

 strigose, 1-2 dm. high; leaves 2-4 cm. long; stipules ovate or oblong, 4-5 mm. long, leaflets 9-13, 

 lance-oblong, acute at each end, strigose beneath, sparingly so or glabrate above, 8-15 mm. long, 

 2-3 mm. wide; peduncles 3-7 cm. long; racemes short and dense at first, in age elongate; bracts 

 oblong, 2-3 mm. long; pedicels short; calyx black-villous, the tube 3 mm. long, the teeth subu- 

 late, 2 mm. long; corolla tinged with blue-purple, the keel tipped with dark-purple; banner 

 obovate, slightly shorter, the blade oblong, decidedly falcate; keel-petals broad, the blade 



