4gg rOLEMONIACE^. Phlox. 



1. PHLOX, Linn. 

 Calyx narrow, 5-cleft. Corolla salveiiorm, with' a narrow orifice and broad or 

 rounded lobes. Stamens included, very unequally inserted on the upper part of tlio 

 tube: lilanients nsually very uliort. OvuIoh and seeds solitary in each cell (or the 

 ibrnier sometimes 2 or 3). Ca])sulo small, ovoid. Seed with a simple and close 

 coat, neither mucilaginous nor developing spiral threads when wet. — Herbaceous 

 or suiFruticose plants (ours all perennial), with simple and entire opposite leaves, or 

 the uppermost alternate, and rather showy terminal or cymose Howers ; the corolla 

 white, purple, &c., in all the Californian white or light rose-color. 



A genus of nearly 30 si)ccie3, all North American and one Siberian, several of tliem famiUar in 

 ornamental cultivation. The Pacitic species are few, and dilferent from those of the Atlantic States. 



* Loose ; tvith Jloioering branches mainly herbaceous from a woody base: leaves linear 

 or lanceolate, spreading/, mostly an inch or tivo lowj : fioivers peduncled and loosely 

 cymose-clastertd. 



1. P. speciosa, Vm»\\. Viscid-puberulent above or nearly glabrous : flowering 

 stems a foot to ;i yartl liigh, dilVusely ascending from a branching woody base: leaves 

 lanceolate or linear, one or two inches long, tlie upper broader at the base: Mowers 

 corynd)ose, showy : lobes of tlio corolla obcordate or sometiniea merely omargiuate, 

 a third to half an inch long ; the tube little exceeiling the calyx : style not longer 

 tban the ovary nor the stigmas. — Gray, I'roc. Am. Acad. viii. 25G. /'. Sahini, 

 Dough, a northern form with almost entire corolla lobes. P. occidentalis, Durand 

 in Pacif. R. Rep. iv. 125. /'. divaricata, Durand, PI. Pratten, in Jour. Acad. Philad. 

 n. ser. ii. 97. 



In the Sion-a Nevada and its foot-hills, Placer to Plumas Co., and northward to the borders 

 of British Culumbia ; chiclly the larger and broader-leaved form. 



2. P. longifolia, Nutt. Somewhat viscid-pubescent or glabrous : tufted stems 

 about a sjjan high froui a woody base : leaves narrowly linear and an inch or two 

 long in the typical forms : Howers smaller : lobes of the corolla obovate or oblong- 

 cuneute, entire or retu.se, a fourth to a third of an inch long ; the tube con.siderably 

 longer than the angled calyx: style long and slender. — Jour. Acad. Philud. vii. 41 ; 

 Gray, 1. c. P. htmitis, Dougl. in DC. Prodr. ix. 306. 



Var. Stansburyi, Gray, 1. c A rather dwarf and rigid form, more pubescent, 

 with lanceolate or ovate-lanceolate leaves, sometimes of about half an inch in length; 

 appearing very distinct, but it passes into the genuine form. — P. speciosa, var. 

 Stansburyi, Torr. Bot. i\lex. Round. 145. 



Eastern part of the Sierra Nevada, from near Carson City and Sierra Valley {Andermi, Lennnon, 

 &c.), thence far eastward and northward through the inteiior regions to and beyond the Rocky 

 Mountains. 



* * Cespitose and depressed, forming broad or dense matted tufts : fioivers tifssile, 



terininatiny the densely leafy branches, 



-t- Leaves ncerose or subulate, rigid or loose, green, destitute of cobwebby hairs. 



3. P. Douglasil, Hook. Forming broad but rather open tufts, glabrous or a 

 little pubescent : leaves acerose, commonly spreading, half an inch or less in lengtli, 

 and with fascicled shorter ones crowded in the axils, their margins naked or nearly 

 so : tube of the corolla longer than the calyx ; the lobes obovate and entire, about 3 

 lines long. — VI ii. 73, t. 158. 



Var. dififusa, Gray, 1. c. : a form of moister or more shaded stations, with pro- 

 cumbent stems, and laxer less rigid leaves. — P. diffusa, ]ienth. PI. Hartw. 325. 



Var. longifolia, Gray, 1. c. : a form with mon; slender and rigid leaves, from 

 half to two thirds of an inch in length. 



