Part 5, 1929] FABACEAE: GALEGEAE 277 



triangular, the three lower lanceolate, 2 mm. long; corolla ochroleucous; pod villous, stipitate, 

 the stipe 5-7 mm. long, the body slightly curved, 10-15 mm. long, 4 mm. wide; seeds obliquely 

 reniform, 3-mm. long, 2 mm. wide. 



Type locality: East of Heffner, Oregon. 

 Distribution: Known only from the type locality. 



55. Homalobus Gibbsii (Kellogg) Rydb. Bull. Torrey Club 

 51: 15. 1924. 



Astragalus Gibbsii Kellogg. Proc. Calif. Acad. 2: 161. 1862. 



Astragalus cyrtoides A. Gray, Proc. Am. Acad. 6: 525. 1865. Not A. cyrtoides A. Gray. 1864. 



Tragacantha Gibbsii Kuntze, Rev. Gen. 945. 1891. 



A perennial, with a cespitose rootstock; stems flexuose, branched, 2-4 dm. high, terete, 

 villous with spreading hairs; leaves 5-8 cm. long; stipules ovate to lanceolate, distinct, 2-4 mm. 

 long; leaflets obovate or obcordate, 8-15 mm. long, 4—8 mm. wide, rounded, retuse, or emar- 

 ginate at the apex, villous on both sides; peduncles 5-S mm. long; racemes 2-S mm. long; 

 bracts lanceolate, 2 mm. long, nearly as long as the pedicels; calyx villous, 5 mm. long, 3 mm. 

 broad, gibbous below on the upper side; corolla ochroleucous; banner obovate, 14 mm. long; 

 wings about as long, the blade obliquely obovate, acutish at the apex, hastately auricled at the 

 base, shorter than the claw; keel-petals 12 mm. long, the blade broadly lunate, rounded at the 

 apex, a little more than half as long as the claw; pod villous, stipitate, the stipe about 1 cm. 

 long, the body 2.5-3 cm. long, 4-5 mm. wide, curved in a semicircle or less. 



Type locality: Headwaters of the Carson River. Nevada. 

 Distribution: Eastern California and western Nevada. 



Illustrations: Proc. Calif. Acad. 2:/. 50; M. E. Jones, Contr. W. Bot. 10: pi. 12; Rev. Astrag. 

 pl.29,f. 9S. 



56. Homalobus Plummerae Rydb. Bull. Torrey Club 51 : 16. 1924. 



Astragalus cyrtoides M. E. Jones, Zoe 4: 31. 1893. Not ^4. cyrtoides A. Gray. 1864. 



A perennial, with a cespitose woody caudex; stems terete, striate, and villous with spread- 

 ing hairs, 2-3 dm. high; stipules triangular, striate, distinct, 2-3 mm. long; leaves 4—7 cm. long; 

 leaflets 7-13 obcordate, 8-15 mm. long, 5-10 mm. wide, villous on both sides; peduncles 5-8 

 cm. long; raceme short and dense, in flower 2-3 cm. long, in fruit 5-7 cm. long; bracts 

 lanceolate, 2-3 cm. long, longer than the pedicels; calyx pilose- villous, the tube 8 mm. 

 long, gibbous below on the upper side, the upper two teeth triangular, the lower three lanceolate, 

 1 mm. long; corolla ochroleucous, about 14 mm. long, similar to that of H. Gibbsii; pod short - 

 villous, stipitate, the stipe about S mm. long, the body lunate, gradually tapering at each end, 

 2-2.5 cm. long, 7-8 mm. wide, reticulate; seeds reniform, 2.5 mm. long. 



Type locality: Sierra County, California. 

 Distribution: Northeastern California. 



57. Homalobus sinuatus (Piper) Rydb. Bull. Torrey Club 

 51: 16. 1924. 



Astragalus sinuatus Piper, Bull. Torrey Club 28: 40. 1901 . . 

 Phaca sinuata Piper, Contr. U. S. Nat. Herb. 11: 370. 1906. 



A perennial; stem decumbent, 3-5 dm. high, terete, villous with short white incurved hairs; 

 leaves 4-5 cm. long; stipules deltoid, 2-3 mm. long; leaflets 1 1-13, elliptic-obovate, truncate or 

 slightly retuse, 10-12 mm. long, short- villous; peduncles about 6 cm. long; flowers reflexed on 

 short pedicels, probably closely resembling those of 77. Whitedii; pod short-pubescent, arcuate, 

 the stipe about 1 cm. long, the body tapering at each end, 2-2.5 cm. long, 5-6 mm. broad, 

 reticulate, the lower suture curiously sinuate. 



Type locality: Eastern Washington. 

 Distribution: Known only from the type locality. 



