Part 6, 1929] FABACEAE: GALEGEAE 337 



oblong-lunate, obtuse; keel-petals similar but broader; pod glabrous, the stipe 8-10 mm. long, 

 the body semi-obovoid, tapering gradually at the base, more abruptly at the apex, about 2.5 

 cm. long, 8 mm. wide, the lower suture strongly convex, the uppei nearly straight. 



Type locality: Santa Catalina Island, California. 

 Distribution: Santa Catalina Island. 

 Illustration: M. E. Jones, Rev. Astrag. pi. 18, f. 70. 



9. Phaca curtipes (A. Gray) Rydberg. 



Astragalus curtipes A. Gray. Proe. Am. Acad. 6: 217. 1864. 

 Astragalus leucopsis brachypus Greene. Pittonia I: 33. 1887. 

 Tragacanlha curtipes Kuntze, Rev. Gen. 944. 1891. 

 Astragalus leucopsis curlus Sheldon, Minn. Bot. Stud. 1: 134. 1894. 

 Astragalus leucopsis curtipes M. E. Jones, Contr. W. Bot. 10: 62. 1902. 



Perennial; stem canescent, 3-5 dm. high; leaves 1-1.5 dm. long, ascending; stipules broadly 

 deltoid, acuminate, 5-7 mm. long; petioles 1-2 cm. long, as well as the rachis canescent; 

 leaflets 25-35, oblong to linear, rounded to retuse at the apex, 1-1.5 cm. long, silky-canescent 

 beneath, glabrous above; peduncles 1-1.5 dm. high, canescent; bracts lanceolate, 2 mm. long; 

 calyx more or less black-hairy, the tube 5 mm. long, the lobes subulate, 2 mm. long; corolla 

 ochroleucous, 12-15 mm. long; banner obovate, giadually tapering below; wings 11-13 mm. 

 long, the blades oblong-lunate, obtuse, shorter than the claw, with an acute basal auricle; 

 keel-petals similar, but the blade broader and more lunate; pod minutely strigulose, the stipe 

 4-6 mm. long, shortei than the calyx, the body obliquely ovoid, about 3 cm. long and 1.5 cm. 

 wide, the upper suture neailv straight, the lower strongly convex; seeds dark -brown, obliquely 

 leniform, 3 mm. long. 



Type locality: San Luis Obispo. California. 



Distribution: San Luis Obispo County, and San Miguel Island, California; also Coronado 

 Islands, Lower California. 



Illustration: M. E. Jones, Rev. Astrag. pi. 20. 



10. Phaca potosina Rydberg, sp. now 



Perennial ; stem tall, ere- 1, stiff, branched above, with stiff, ascending branches, densely 

 strigose-canescent, angled; leaves 5-7 cm. long, ascending; stipules subulate, 3-5 mm. long; 

 leaflets 17-21, oblong to obovate, 5-12 mm. long, glabrate above, strigose-canescent beneath, 

 rounded or retuse at the apex; peduncles 2-3 cm. long; racemes 4—5 cm. long; calyx strigose, 

 the tube 4.5-5 mm. long, the teeth deltoid, short-acuminate, 2 mm. long; corolla unknown; pod 

 glabrous, the stipe 8-10 mm. long, the body semi-ellipsoid, 4-4.5 cm. long, about 2 cm. wide and 

 thick, the upper suture straight or slightly curved upwards, the lower strongly ventricose. 



Type collected between San Luis Potosi and Tampico, December, 1878 to February, 1879, E 

 Palmer 1051 (herb. Acad. Phila.). 



11. Phaca fastidia Kellogg, Hesperian 4: 145. 1860; Curran, 

 Bull. Calif. Acad. 1: 136. 1885. 



Astragalus fastidiosus Greene, Bull. Calif. Acad. 1: 186. 1886. 

 Astragalus fastidius M. E. Jones, Contr. W. Bot. 8: 7. 1898. 

 Astragalus leucopsis fastidius M. E. Jones, Contr. W. Bot. 10: 62. 1902. 



Perennial, somewhat suffruticose at the base; stems branched, 3-5 dm. high, white- 

 canescent; leaves 5-10 cm. long, ascending; stipules lance-deltoid, 2-3 mm. long; petioles about 

 1 cm. long, as well as the rachis canescent; leaflefs 15-31, obovate to elliptic, 6-15 mm. long, 

 3-8 mm. wide, truncate or retuse at tht apex, somewhat canescent-strigose beneath, glabrous 

 above; peduncles 5-10 cm. long, canescent; racemes 3-5 cm. long; bracts subulate, 2 mm. long; 

 calyx black-hairy, the tube 4 mm. long, the lobes 2 mm. long, subulate; pod strigose, stipitate, 

 the stipe shorter than the calyx, the body obliquely obovate, 3-3.5 cm. long, 1.5 cm. wide, the 

 upper suture only slightly convex, the lower strongly so; seeds very obliquely reniform, 3 mm. 

 long. 



Type locality: Cedros Island. 



Distribution: Cedros Island, off Lower California. 



Illustrations: Hesperian 4: pi.; Bull. Calif. Acad. Sci. 1 : pi.; M. E. Jones, Rev. Astrag. pi. 19. 



