36 POLEMONIACEAE. [Vol.. III. 



ii. Phlox Kelseyi Britton. Kelsey's Phlox. (Fig. 2978.) 



Phlox Kelseyi Britton, Bull. Torr. Club, 19: 225. 

 1892. 



Many-stemmed from a woody root, the 

 stems spreading, creeping, or ascending, 

 sometimes 8 / long, glabrous, or slightly pu- 

 bescent above, very leaf}'. Leaves oblong, 

 or linear-oblong, sessile, glabrous, or nearly 

 so, 3 // -i2 // long, i // -2 // wide, or the upper 

 longer and narrower, thick, rigid, the apex 

 spinose-mucronate, the revolute margins cil- 

 iate; flowers sessile, or short-peduncled; pe- 

 duncles and calyx somewhat glandular- 

 pubescent, or glabrous; calyx-teeth subulate, 

 as long as the tube, or longer; corolla-tube 

 somewhat exceeding the calyx, the limb 

 about 8" broad, blue or lilac, the obovate- 

 cuneate lobes rounded or truncate. 



North Dakota to Nebraska and Montana. 

 May-June. 



12. Phlox subulata L,. Ground or 

 Moss Pink. (Fig. 2979.) 



Phlox subulata L. Sp. PI. 152. 1753- 



Pubescent or becoming glabrate, evergreen; 

 stems tufted, forming mats, diffuse, much 

 branched, the branches 2 / -6 / long. Leaves 

 subulate-linear, linear-lanceolate or linear-ob- 

 long, acute or acuminate, 4 // -io // long, )/z"-\" 

 wide, spreading, ciliate, rigid, commonly fasci- 

 cled at the nodes; flowers in simple cymes, 

 slender-pedicelled; calyx-teeth subulate from 

 a broader base, about as long as the tube; 

 corolla pink, purple or white, its lobes obcor- 

 date or entire, shorter than the tube; capsule 

 oblong, nearly 2" high. 



In dry sandy or rocky soil, southern New York 

 to Florida, west to Michigan and Kentucky. 

 Ascends to 3500 ft. in West Virginia. April-June. 



13. Phlox bryoides Nutt. Moss Phlox. 

 (Fig. 2980.) 



Phlox bryoides Nutt. Journ. Acad. Phila. (II.) i: 153. 

 1848. 



Depressed, shrubby, moss-like, densely branched 

 from a deep woody root, forming compact tufts 

 2 / -3 / high. Leaves minute (about \" long), 

 closely imbricated in 4 ranks, copiously white- 

 woolly, triangular-lanceolate, pale, acute, the mar- 

 gins infolded; flowers solitary and sessile at the 

 ends of the branches, about lyi" long; tube of the 

 corolla longer than the calyx, its lobes broadly 

 cuneate, entire. 



On dry hills, western Nebraska and Wyoming. 

 May-July. 



