124 MINNESOTA BOTANICAL STUDIES, 



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

 370. 1878. 

 Arizona and Colorado. 



Astragalus forwoodi Wats. Proc. Am. Acad. 25:133. 



1890. 

 South Dakota. 



Astragalus filipes Torrey. Bot. Wilkes. 1 7 : 278. 1862-74. 



Tragacantha Jilipes OK. Eev. Gen. PI. 2: 944. 1891. 

 Washington, Oregon and Nevada. 



Astragalus hasseanus n. sp. 



Perennial, minutely pubescent throughout but not cinereous; 

 stems 8 to 10 dm. high, erect, branching, nearly terete but finely 

 striate, minutely roughened; leaves 6 to 8 cm. in length, slen- 

 der, the rachis terete; leajieis 4 to 5 mm. in length, in ten to 

 thirteen pairs, of ten scattered, narrowly obovate-oblong, obtuse; 

 stipules deltoid acuminate, persistent, reflexed; peduneles 8 to 20 

 cm. in length, elatiocarpic, striate, loosely eight to thirty 

 flowered; flowers 10 to 12 mm. in length, spreading, becoming 

 reflexed on a slender pedicel three or four mm. in length; calyx 

 short campanulate, the short, triangular teeth inconspicuous, 

 persistent even after the maturing and decay of the legume; 

 coroZZa narrow, ochroleucous; legume 3 cm. in length, including 

 the filiform, slender stipe which is 1.5 cm. in length, charta- 

 ceous, body of the legume oblong tapering at both ends, 

 glabrous, flat, unilocular, six to twelve seeded. 



Collected near San Bonaventura, California, September, 1888, 

 by Dr. H. E. Hasse, for whom the species is named. 



Nearest to Astragalus antiselli Gray, with which it was 

 collected. 



Astragalus antiselli A. Gray. Bot. Calif. 1 : 152. 1880. 



Homalobus multiflorus ToRR. Pac R. Rep. 7:10. 1855. 

 Not A. multiflorus A. Gray. Proc. Am. Acad. 6: 226. 1866. 

 California. 



Astragalus tweedyi Canby. Bot. Gaz. 15:150. 1890. 

 Washington and Oregon. 



Astragalus collinus Dougl. in G. Don. Gen. Syst. Gard. 

 &Bot. 2:256. 1882. 

 Phaca collina Hook. F1. Bor.-Am. 1 : 140. 1833. 



