Greene — Diagnoses Aragallomm. 17 



TIr' three conehiding the series are, as will he seen, from 

 widely sundered stations, and variously allied. 



Aragallus luteolus sp. nov. 



Tufted, stoutish, to 10 inches \\\)i,\\, scapes well surpassing; the foliage, 

 both minutely silky-vilh.us, almost silvery; leaflets lauce-oblong, i inch 

 long 1)1- more, closely approximate, of tliinnish texture ; scapes flexible, not 

 striate; spikes short and broad, not dense, U or 2 inches long, 8 to 15- 

 flowered ; bracts lanceolate, shorter than the calyx-tube, this cylindric, vil- 

 lous-tomentose with white and black hairs intermixed, teeth short, obtusi.sh ; 

 corolla about 4 inch long, yellowish. 



Subalpine on the Olymijic Mountains, Washington, July, 11)00, A. D. E. 

 Elmer; type in U. S. Herb.; fruit not known. 



Aragallus bryophilus sp. nov. 



Branches of caudex stout, erect, 2 or 3 inches high, api)arently embedded 

 in mosses, heavily clothed with the stipules of leaves of former seasons, 

 these j'ellowish-scarious, triangular, acutish, sparsely pilose toward the 

 apex ; leaves long-petioled, 1.^ inches long, the 7 to 9 leaflets oval to ellip- 

 tical, hardly | inch long, soft-pilose on both faces, more emphatically so 

 beneath ; scapes slender, 1 inch long, 2-flowered, the flower 5 inch long or 

 more; calyx dark-ferruginous-villous, cleft to the middle, the teeth lanceo- 

 late-subulate ; corolla puri)le, the large banner deeply emarginate. 



St. Matthew's Island, Bering .Sea, July 10, 1891, Mr. J. M. Macoun; dis- 

 tributed from Herb., Canad. Geol. Surv., under No. 18,510 and the name 

 Oxytropis nigrescen.<«, but by habit and stipules extremely different from the 

 Asian plant of Pallas and of Fischer. Type in my herbarium. 



Aragallus liudsonicus sp. nov. 



Branches of the chaff"y caudex and tufts of leaves and peduncles of about 

 equal lengtli, the whole 2 to 4 inches high ; stipules tai)ering to a scarcely 

 acute apex, rather densely hirsute ; leaves short-petioled, the whole less 

 than an inch long, of 27 to 33 closely approximate minute oblong leaflets, 

 the racliis villous, leaflets sparingly pilose; scapes with a short capitiform 

 spike of 8 to 1() middle-sized bluish flowers; cylindric; calyx blackish- 

 villous, its somewhat triangular but obtusish teeth very short ; corolla i 

 inch long. 



Whale River, Hudson's Bay, June 24, 189(), Mr. A. P. Low ; No. 14,272 of 

 Canad. Geol. Surv., as distributed by Mr. Macoun. Type in my herbarium. 



