Part 5, 1929] FABACEAE: GALEGEAE 263 



with a rounded apex; pod about 1 cm. long, 3 mm. broad, strigose, elliptic-oblong, acute at 

 each end, short-stipitate, the stipe shorter than the calyx-tube. 



Type locality' : Ponchuelo Creek, New Mexico. 

 Distribution: Known only from the type locality. 



13. Homalobus Dodgeanus (M. E. Jones) Rydb. Bull. Torrey 

 Club 40: 52. 1913. 



Astragalus Dodgeanus M. E. Jones, Zoe 3: 289. 1893. 



Astragalus wingatensis Dodgeanus M. E. Jones. Rev. Astrag. 69. 1923. 



A perennial, with a cespitose caudex; stems slender, flexuose, strigose, 1.5-6 dm. high; 

 stipules scarious, broadly triangular, connate; leaves 3-5 cm. long; leaflets 9-11, narrowly el- 

 liptic to linear, 4-S mm. long; racemes lax, including the peduncle 1-2 dm. long; calyx strigose 

 with black hairs, the tube 2 mm. long, the teeth deltoid, 2 mm. long; corolla white or light-pink, 

 with purple-tipped keel; banner 8 mm. long, obovate, deeply notched; wings 7 mm. long, the 

 blade obliquely oblanceolate; keel-petals 6 mm. long, with a rounded inflexed tip; pod short- 

 stipitate, linear-oblong, the upper suture straight, the lower one curved, abruptly acute. 



Type locality: Thompson Springs, eastern Utah. 

 Distribution: Known only from the type locality. 

 Illustration: M. E. Jones, Rev. Astrag. pi. 1, f. a. 



14. Homalobus Episcopus (S. Wats.) Rydb. Bull. Torrey 



Club 40: 53. 1913. 



Astragalus Episcopus S. Wats. Proc Am. Acad. 10: 346. 1875. 

 Tragacantha Episcopus Kuntze, Rev. Gen. 944. 1891. 



A perennial; stem glabrate below, strigose above, 4—6 dm. high, erect or ascending; stipules 

 4—6 mm. long, deltoid; leaves 5-10 cm. long; leaflets 1—3 pairs, narrowly linear, strigose- 

 canescent, 1 cm. long or less, the terminal one represented by the elongation of the rachis; 

 peduncles 8-10 cm. long, strigose; racemes 4-6 cm. long, 4— 10-flowered; bracts subulate; calyx 

 strigose, the tube deeply campanulate, 4 mm. long, the teeth subulate, 1-1.5 mm. long; corolla 

 probably yellowish; banner obovate, 12-15 mm. long; wings shorter, the keel-petals about 1 

 cm. long, rounded at the apex; pod glabrous, 2.5-3 cm. long, 6 mm. wide, tapering at both 

 ends, with a very short stipe. 



Type locality: Southern Utah. 



Distribution: Known only from the type locality. 



Illustration: M. E. Jones, Rev. Astrag. pi. 4,f. 12. 



15. Homalobus lancearius (A. Gray) Rydb. Bull. Torrey 



Club 40: 52. 1913. 



Astragalus lancearius A. Gray. Proc. Am. Acad. 13: 370. 1878. 



A perennial, with a rootstock or caudex; stems 3-5 dm. high, glabrous, flexuose; leaves 

 8-10 cm. long; stipules deltoid, 3 mm. long, free or nearly so; leaflets 5-9, linear or linear-filiform, 

 about 1 cm. long, 1 mm. wide, strigose, involute, the terminal one often wanting and repre- 

 sented by the prolonged rachis; peduncles about 1 dm. long; racemes several-flowered; bracts 

 subulate, 1-2 mm. long; calyx strigulose with short black hairs, the tube 3-4 mm. long, the 

 teeth about 1 mm. long; corolla white, the keel purple-tipped ; banner narrowly obovate, slightly 

 notched, 12-14 mm. long; wings shorter, the blade oblong, falcate, obtuse, equaling the claw, 

 with a large reflexed auricle; keel-petals broader, S-9 mm. long, the blade lunate, rounded at 

 the apex, tipped with purple; pod broadly oblong, acute at each end, 18-25 mm. long, 6 mm. 

 wide, glabrous or sparingly strigose when young; seeds obliquely reniform, 3 mm. long. 



Type locality: Near Beaverdam, on Rio Virgen, northwestern Arizona. 



Distribution: Southern Utah and northern Arizona. 



Illustrations: M. E. Jones, Contr. W. Bot. 10: pi. 2; Rev. Astrag. pi. 4, f. 12a. 



