218 CARYOPHYLLACE.E. Silene. 



H— H— Rocky Mountain and Pacific species. 

 ++ Flowers large, rather few, scattered: calyx cylindrical or clavate in anthcsis, 8 to 12 



lines long: corolla (except in S. Pcirishii) usually more tliau 10 lines in breadth; petals 



4-oc -cleft, very rarely bifid: stems leafy. 



= Corolla deep red. 

 S. laciniata, Cw. Finely pubescent : root narrowly fusiform : stems erect or decumbent, 

 somewhat rigid, knotty below; the branches ascending: leaves lanceolate to narrowly 

 linear, scabrous, ciliolate, narrowed to a sessile base: fiowers terminal on the branches: 

 calvx subcylindric or clavate even in fruit, 10 lines in length : petals bright scarlet, 4-cleft 

 or very rarely bifid : capsule essentially oblong, scarcely at all ovate, commonly exserted at 

 maturity. — Ic. vi. 44, t. .564; Lindl. Bot. Keg. t. 1444; Gray, VI Wright, ii. 17; Wats. 

 Proc. Am. Acad. x. 341. 6\ pulchra, Torr. & Gray, Fl. i. 675, in part. .S'. speciosa, Paxt. 

 Ma"-. Bot. X. 219. S. simulans, Greene, Pittonia, i. 63. Li/cliitis pulchm, Cham. & Schlecht. 

 Liunaa, v. 234. — Central California to New Mexico. (Mex., Lower Calif.) 



Var. Greggii, Watson. Leaves oblong-lanceolate to ovate, otherwise not differing 

 essentially fmm the type. — Proc. Am. Acad. x. 341, & Bibl. Index, 108. 6". Gre(/<jii, Gray, 

 PI. Wrigiit. ii. 17. Melandri/um lacinkttum, var. Greggii, Rohrb. Monogr. Sil. 232. M. Greggii, 

 Rohrb. Linna^a, xxxvi. 2.56. — W. Texas, Nealleg (ace. to Coulter) ; New Mexico, Wriyld, 

 Thnrber, Matthews; Arizona, Buckmiuster, Lemmon. (Mex., Gregg.) 

 S. Californica, Dcrand. Root simple, strong, penetrating vertically to a depth of 2 to 3 

 feet : stems several, procumbent or suberect, leafy : leaves lanceolate or ovate-elliptic, more 

 or less narrowed to the base, acumiiiate, rarely obtusish : corolla more than an inch broad ; 

 petals variously cleft, most commonly with two broad lobes flanked by two narrower ones: 

 capsule ovoid, concealed until dehiscence by the rather broad calyx. — PI. Pratt. 83; Brew. 

 & Wats. Bot. Calif, i. 64. S. pulchra, Torr. & Gray, Fl. i. 675, in part. S. Virginica, Benth. 

 PI. Hartw. 299. «S. laciniata, var. Californica, Gray, Proc. Bost. Soc. Nat. Hist. vii. 146 ; 

 Wats. Proc. Am. Acad. x. 341. 6\ Tilingi, Regel, Act. Hort. Petrop. i. 99. Melandrgum 

 CaHfornicum, Rohrb. Linnaa, xxxvi. 252. — Coast Mts. of Currie Co., Oregon, Howell, 

 southward through N. and Central California to Ft. Tejou, Xanthns, and perhaps farther. 

 Sul)ject to much variation in foliage, the following being perhaps the best marked of tlie 

 varieties. 



Var. SUbcordata, Robinson. Leaves ovate, suborbicular, shortly acuminate, closely 

 sessile by subcordate bases. — Proc. Am. Acad, xxviii. 136. — Blue Canon, Placer Co., 

 Calif., Kellogg, Brandegee. 



= = Corolla white or roseate, much exserted : seed-coat more or less roughened but firm. 

 S. Wrightii, Gray. Very glutinous : rootstock thick, ligneous : stems several, ascending, 

 a foot or more in length, branching, leafy : leaves lanceolate, acuminate, 1| to 2 inches long, 

 sessile ; the lower attenuate below : calyx-teeth filiform-attenuate, nearly half as long as 

 the tube : petals white, 4-cleft ; the lol)es somewhat toothed : capsule on a stipe of nearly 

 its own length. — PI. Wright, ii. 17; Wats. Bibl. Index, 110. Melandri/um Wrightii, Rohrb. 

 Linnjea, xxxvi. 253; Wats. Bot. King Exp. 431. — Mountain sides near the copper mines. 

 New Mexico, Wright (no. 862). 

 S. Hookeri, Nutt. Covered above with a fine grayish pubescence : root single, stout : 

 stems several, short, slender, decumbent : leaves oblanceolate, rather numerous and approxi- 

 mate, 2 to 3 inches in length, acute or obtusish : flowers very large : calyx-teeth acute, but 

 not filiform: petals 4-cleft, white or pink. — Nutt. in Torr. & Gray, Fl. i. 193; Hook. f. 

 Bot. Mag. t. 6051 ; Fl. Serres, t. 2093 ; Wats. Proc. Am. Acad. x. 341 ; Brew. & Wats. 1. c. 

 S. BoUxnderi, Gray, Proc. Am. Acad. vii. 330, viii. 378; Bolander, Cat. 6. Melandrjpim 

 Hookeri & M. Bolanderi, Rohrb. 1. c; Wats. Bot. King Exp. 431. — Woodlands, W. 

 Oregon and N. W. California ; fl. June, July. 



== = == Corolla white or nearly so, scarcely exserted : seed-coat vcsicularly roughened 



or crested. 



S. Parishii, Watson. Somewhat grayish-pubescent or green: root simple, thick, with a 



branching rootstock: stems .several, decumbent, a span long: leaves lanceolate, acuminate, 



sessile, 1 to 2 inches long ; the lower oblanceolate : flowers aggregated at the ends of the 



