28 Contributions to Western Botany. 



Trifolium Andinum Nutt. Acaulescent, csespitose perennial 

 from a much branched erect caudex, crowns half an inch wide, 

 with densely imbricated stipules; leaves i to 3 inches long, all 

 with slender petioles once to twice the length of the leaflets, 

 whole plant sparsely silky-villous; leaflets 3, obovate to oblan- 

 ceolate, acute, 6 to g lines long, usually folded, veiny, entire or 

 with only rudimentary teeth; peduncles 2 to 3 inches long, slen- 

 der, erect, head dense and rather many flowered, about x / 2 inch 

 wide and high, broadly involucrate with 1 pairs of obliquely 

 ovate to oval, hyaline, glabrous stipules with or without 3 sessile 

 small leaflets at the tip, these stipules inclose the adjacent 

 flower at maturity; calyx tube long-villous, iy 2 lines long, 

 equaled by the subulate teeth; pod hoary, flattish, obliquely 

 obovate, 2 lines long, i-seeded. Green River, Utah, June, 1896. 



Glossopetalon spinescens var. aridum. Leaves obovate, 

 4 to 6 lines long; stipules subulate; parts of flowers in fives, 

 stamens 8, one of the divisions of the calyx is smaller than the 

 others, all very broad and hyaline margined; plants with very 

 stout thorns, 6 to 12 inches high. Lepantha mine east of Haw- 

 thorne, Nev , 5500 ft. alt., in very dryplaces, May 25, 1897. 



Cotyledon saxosum n. sp. Growing in tufts on the rocks, 

 acaulescent; leaves very many, thick, semiterete, channeled, 

 subulate-triangular, 1 to 2 inches long, 6 to 8 lines wide, smooth, 

 very acute, green; peduncles stout, 6 to 10 inches long, bracteate 

 above with triangular clasping bracts, the lowest bract 6 lines 

 long, the uppermost 1 to 2 lines long on the pedicels; pedicels 

 stout, 6 lines long, erect, enlarging with age, about as 

 long as the flowers; whole inflorescence reddish, but young; 

 petals yellow; calyx lobes lanceolate, 2 lines long; petals trian- 

 gular-oblong, acute, 5 lines long; capsules united only below, 

 triangular-oblong, very acute, 4 lines long, translucent, erect, 

 inflorescence corymbose, flowers many. Panamint Canyon 

 Panamint Mts., Cal., 4000 ft. alt., May 4, 1897. 



Oenothera uufonis. n. sp. Biennial, acaulescent; root 

 leaves forming a rounded tuft, 2 to 6 inches long, lowest from 

 anceolate to elliptical-ovate, with sinuous margins, tapering into 



