XVIII SESSION EXTRAORDINAIRE EN CORSE, MAI-JUlN 1901. 



breviore. Ilab. Colorado et Wyoming simiil, ad North Park, ait. 

 8500ped. (G. Osterhoul). 



Phaca ASTRAGALiNA DC. f. occidentalis Gandog. — Planta 

 americana ab europaea recedere videlur foliolis duplo majoribus 

 retusis, basi latius dilatatis, atrovirentibus, vexillo magis striato, 

 legumine sublongiore. Talia vidi ac possideo ex America boreali : 

 Colorado ad Como Park Co. ait. 9800 ped. (C. Crandall); Wyo- 

 ming ad Green Top (Nelson exs. n" 3:263) ; Montana ad Yellowstone 

 Park ait. 9000 ped. (Hydberg); Idaho (Heller); New Mexico in 

 alpinis (Woolon). 



