76 CARYOPHYLLACE.E. silene. 



+- Flowers large rather few : calyx cylindrical or clavate : petals 5-7 

 lines long,. 4-several-cleft: stems leafy : seedcoat more or less rough- 

 ened but firm. 



S. Californica Durand PL Pratt. 83. Glandular-pubescent or puberu- 

 lent: stems several from the simple root, 3^-4 feet high, lax, leafy, sim- 

 ple, or branched above : leaves oblanceolate to ovate 1-4 inches long, acute 

 or acuminate: flowers large, deep scarlet, few at the ends of the branches: 

 pedicels short, the lower deflected in fruit: calyx 7-10 lines long: petals 

 deeply parted with bifid segments, the lobes 2-3 toothed or entire; scales 

 oblong-lanceolate : capsule ovate 6 lines long rather shortly stipitate. Cal- 

 ifornia, reaches the southwest corner of Oregon. 



S. Hookeri Nutt. T. & G.. Fl. i, 193. White-tomentose, especially 

 above: stems leafy 3-10 inches high, from a deep perpendicular root : 

 leaves spatulate or lanceolate, acute, an inch or so long, attenuate below 

 to a winged petiole : flowers large and showy, on erect pedicels 1-2 inches 

 long; calyx oblong-clavate, 8-10 lines long : petals pale pink, twice longer 

 than the calyx, the broad claw not auricled, the cuneate blade 1-6 parted 

 with lanceolate or linear entire or bifid segments ; scales lanceolate, de- 

 current upon the claw, ovary roundish, nearly sessile. Prairies and 

 wooded hillsides, Willamette valley to California. 



+- -«- Flowers smaller, 6-8 lines in diameter. 

 ++ Flowers borne in the forks of the branches forming a leafy in- 

 florescence. 



S. campanulata Watson Proc. Am. Acad. x. 341. Finely glandular 

 pubescent: root thick, simple, caudex branching, somewhat woody: stem 

 6-10 inches high, simple or dichotomously branched at the summit; 

 leaves lanceolate, 1-1 3l> inches long, acute or acuminate ; flowers solitary 

 or few, on short deflexed pedicels ; calyx campanulate, 5-6 lines long, the 

 teeth broad, obtuse or acutish, and finely net- veined ; petals pale flesh- 

 color, 9 lines long, with pube'scent scarcely auriculate claws, the limb 4- 

 parted nearly to the base,, the lobes bifid to the middle, or the lateral ones 

 entire or notched; appendages oblong, fleshy, entire; filaments pubescent, 

 exserted ; ovary suborbicular, shortly stipitate. In mountains of southern 

 Oregon and northern California. 



S. (4reenii. 8. campanulata var. Greenii Watson in Robinson Proc. 

 Am. Acad, xxviii, 137. Pubescent and viscid-glandular throughout: 

 root simple ; rootstock branching; stems slender declined or ascending: 

 leaves ovate: calyx green, open campanulate, deeply toothed: petals rather 

 broad, cleft into 4 or more greenish or yellow segments: capsule globular. 

 In the mountains from the Cow Creek country to northern California. 



S. Menziesil Hook. FL l, 90 t, 30. S. stellarioides Nutt. T. & G. i 

 19S. Finely glandular-pubescenl : stems weak, dichotomously branched 

 above: leaves ovate-lanceolate, acuminate at each end: flowers small: ca- 

 lyx 2-4 lines long: petals 2-eleft commonly unappendaged : capsule ovate- 

 oblong, 2 lines or less broad. Common from Vancouver Island to 

 southern California and the Rocky Mountains and New Mexico. 



■*- +- flowers few, rather small, white or nearly so, nodding, borne 

 in a lax naked pannicle : petals ''left into 4 or more narrowly linear almost 

 filiform segments; styles long exserted. 



S. longistylis Engelm. in Herb. Watson Proc. Am. Acad, xxii 469. 

 Cespitose with a slender much-branched caudex: finely pubescent through- 

 out, with very short spreading suhglandular hairs :' stems slender, 6-12 

 inches high : leaves linear-lanceolate or ohlanceolate, acute an inch long or 

 less, mostly radical, the cauline only 1 or 2 pairs: calyx ovate cylindrical 

 soon becoming ovoid, the teeth broad ovate, petals white, the narrow claw 

 Bcarcely auricled and very pubescent, the blade cleft nearly to the base, 



