Sheldon: SPECIES OF astragalus. 147 



Astragalus mokiacensis A. Gray. Proc. Am. Acad. 13: 

 367. 1878. 



Utah and northern Arizona. 



Astragalus ursinus A. Gray. Proc. Am. Acad. 13:367. 



1878. 



Astragalus ioclanthus Wats. Bot King. Rep. 5:70. 1871. 



IVagacantha iodantha OK. Rev. Gen. PI. 2: 945. 1891. 

 A. adsurgens Torr. Cat. Stansb. Expecl. 385. 1852. 

 Not A. adsurgens Pall. Astrag. 40. 1800. 



Colorado, Nevada, California and Montana. 



Astragalus parry i A. Gray. Am. Journ. Sci. ii. 33:410. 

 1862. 



Tfo.gacantha inirryi OK. Rev. Gen. PI. 2:947. 1891. 

 Colorado to northwestern Texas. 



Astragalus amphioxys A. Gray. Proc. Am. Acad. 13: 



366. 1878. 



Texas and Colorado to Arizona and eastern California. 



Astragalus cuspidocarpus n. sp. 



Perennial, cinereous with minute, appressed pubescence or 

 glabrate; steins 12 to 18 cm, in length, erect-spreading, becom- 

 ing decumbent, terete, simple, six or ten from the knotted 

 root; leaves 4 to 8 cm. in length, the rachis terete or nearly so; 

 leaflets 8 to 12 mm. in length. 4 to 8 mm. in breadth, in five to 

 eight pairs, obovate, oblong or nearly orbicular, retuse or 

 emarginate; stij)ules large, membranaceous, purplish-tinged, 

 ovate, abruptly short-pointed below, acuminate above, erect, 

 sheathing; peduncles 5 to 8 cm. in length, terete, subcapitately 

 seven to nine flowered; flowers 15 to 20 mm. in length, erect- 

 spreading: calyx narrowly campanulate, strigose with nigres- 

 cent hairs, the filiform teeth one- third the length of the tube; 

 corolla lemon-yellow and ochroleucous tinged with purple; 

 legume 2.5 to 3 cm. in length, coriaceous, glabrous, reticulately 

 veined, straight, oblong-ovate, with a long, abruptly filiform 

 tip, strongly obcompressed, the sutures prominent externally, 

 unilocular, few to many seeded 



Collected near Grafton, Montana, June. 1892, R. S. Williams; 

 also on dry, rocky ground near Mammoth Hot Springs in 



