140 PROCEEDINGS OF THE AMERICAN ACADEMY 



purplish rose-colored, 6-8 lines broad : calyx becoming ovate in fruit : 

 the teeth lance-linear to filiform, elongated, usually exceeding the 

 mature capsule : petals with a narrow claw destitute of auricles ; the 

 blade obovate, bifid ; the lobes rounded ; the appendages lanceolate, 

 entire : capsule lai'ge, ovate. — Proc. Am. Acad. x. 344 ; Brew. & 

 Wats. Bot. Calif, i. 65. — Plumas Co., Calif., Mrs. Ames; Sierra Co., 

 Lemmon ; Carson City, Nev., Anderson. The typical form is very 

 viscid grlandular and somewhat branched. 



Var. subnuda. Scarcely viscid : stems subsimple : radical leaves 

 almost smooth, the cauline much reduced. — Near Empire City and at 

 Franktown, Nev., M. E. Jones. 



b. Capsule distinctly stiped : calyx relatively narrow, cylindric or in fruit cla- 



vate or obovate and usually rather distinctly contracted about the stipe of 



the capsule. 



1. Petals 4 (-oc)-fid. 



S. Oregana, Wats. Finely pubescent and very viscid, fetid : stems 

 1-several, erect, simple up to the racemiform or rather densely cymose- 

 paniculate inflorescence : the lower leaves oblanceolate, narrowed below 

 to long petioles ; the upper leaves lanceolate or lance-linear, sessile : 

 petals white with spatulate claws, glabrous, distinctly auricled at the 

 summit ; the blade 2-3 lines long, variously cleft into 4-6 or more 

 linear segments : the stipe of the ovoid capsule about 2 lines long. — 

 Proc. Am. Acad. x. 343 ; Brew. & Wats. 1. c. i. 65. — Mountains of 

 Oregon, Washington, and Montana, April to August. 



S. montana, Wats. Finely pubescent : stems erect from a more 

 or less decumbent base, 4-14 inches high : leaves lance-linear or nar- 

 rowly oblanceolate, acuminate, 1-2^ inches in length ; the cauline 3-4 

 pairs : inflorescence varying from subspicate to paniculate ; flowers 

 rarely solitary : calyx 6-9 lines in length : petals greenish white to 

 rose-colored, exserted 2-4 lines: ovary long-stiped : capsule acutish. 

 — Proc. Am. Acad. x. 343. — Near Carson City, I^qy.., Anderson ; 

 Sierra Co., Cal., Lemmon. S. Shockleyi, AA^ats. 1. c. xxv. 127, from the 

 White Mts., Mono Co., Cal., is apparently only a high-mountain form 

 of the same species. 



Var. rigidula. Stems simple, a span high, slightly rigid : leaves 

 short, less than an inch in length, thickish and stiff: flowers white, sub- 

 spicate. — Franktown, Nev., M. E. Jones, 1882. 



S. occidentalis, Wats. Viscid-glandular, 2 feet high : stems one 

 or two from a single strong root, branched above : leaves lanceolate or 

 oblanceolate, 2—3 inches long : flowers in a very loose open panicle : 

 calyx elongated, cylindric becoming clavate in fruit : petals purple, 



