226 PROCEEDINGS OF THE AMERICAN ACADEMY 



campanulato vel cylindraceo basi gibboso albido-pubescente, dentibus 

 triangulari-subulatis ; corolla fere alba calyce vix duplo longiori, vexillo 

 carinam alasque subsuperante ; legumine pubescente lineari-oblongo 

 turgido basi in stipitera calyce bis longiorem "attenuato. — Subalpine 

 range of the Blue Mountains, Oregon, Douglas. On the Kooskooskie 

 River, Dr. Pickering in Wilkes, Expl. Expedition (with fruit). Co- 

 lumbia Valley, Dr. Lyall, in flower. Described from the last two col- 

 lections. Corolla purple according to Don, white with a purple spot 

 on each petal according to Hooker, who had Douglas's notes. Legume 

 an inch long including the stipe. 



92. A. FiLiPES, Torr. in Bot. S. Pacif. Expl. Exped. ined. Ap- 

 presse-puberulus ; caule gracili paniculato-ramoso ; foliolis subremotis 

 angustissime linearibus parvis (lin. 3-4 longis) ; pedunculis gracillimis 

 folio multo longioribus ; racerao sparsifloro ; floribus in pedicello erec- 

 tiusculo vel recurvo-patente nutantibus ; calyce campanulato baud gib- 

 boso albido-puberulo, dentibus subulatis ; corolte alba; ? vexillo carinam 

 paullo superante ; legumine fere glabro lineari-oblongo complanato basi 

 in stipitem calyce ter longiorem angustato. — Interior of Washington 

 Territory, near Fort Okanagan, Dr. Pickering in coll. Expl. Exped. — 

 Flowers smaller than those of the preceding, and the legume apparently 

 flat, an inch or rather less in length without the slender stipe, which 

 commonly curves upwards out of the reflexed or spreading calyx. 



93. A. STENOPHYLLUS, Torr. & Gray, Fl. 1, p. 329. A. leptophyl- 

 lus, Nutt. in Jour. Acad. Philad. 7, p. 18, non Desf Glaber, erectus ; 

 foliolis anguste linearibus (6-8 lin. longis) ; pedunculis folium bis 

 superantibus ; racemo oblongo 10- 16-floro ; floribus patentibus ; calyce 

 campanulato nigricanti-pubescente, dentibus latiusculis obtusissimis ; 

 corolla " purpurascente " seu alba, vexillo carina longiori ; ovario glabro 

 stipite vix aequilongo. — Rocky Mountains at the headwaters of the 

 Missouri, Wyeth. Fruit unknown, but probably pertaining to this 

 section. Ovary strictly one-celled. 



-)— 4— Stipula? plerfeque, saltem inferiores, adversus folium connatje. 

 Legumen pi. m. stipitatum. Caulescentes, pinnatifolii, semper 

 plurifoliolati. Dentes calycis tubo dimidio breviores. 



94. A. JiuLTiFLORUS. Ervum multijlorum, Pursh, Fl. 2, p. 789. 

 Astragalus tenelhis, Pursh, Fl. 2, p. 473, pro parte, ex Pursh. Orobus 

 dispar, Nutt. Gen. 2, p. 95. Phaca nigrescens, Hook. Fl. Bor.-Am. 

 Homalohis dispar & H. nigrescens, Nutt. in Torr. & Gray. H. multi- 

 florus, Torr. & Gray, Fl. 1, p. 351. Astragalus (Phaca) nigrescens, 



