334 POLEMONIACE.E. (POLEMONIUM FAMILY.) 



4. P. glaberrima, L. Smooth or nearly so throughout ; stem erect, 

 mostly simple ; leaves thiu, the lowest mostly linear, the uppermost ovate- 

 lanceolate; calyx lobes lanceolate-subulate, very acute; corolla pale purple. 



Dry open woods, chiefly in the upper districts. July. Stem 2 - 4 high. 

 Leaves 2' - 4' long. Corolla 1' long. 



Var. sufiruticosa, Gray. Stem scabrous, especially above, with short 

 rigid hairs ; leaves narrower and more rigid ; corolla lobes round-obovate. 

 With the type. 



5. P. reptans, Michx. Pubescent or smoothish ; stem low, simple, 

 stoloniferous ; leaves few, distant, lanceolate ; the radicle and those on the 

 stolons larger, spatulate or obovate ; cyme terminal, few-flowered ; calyx lobes 

 linear-subulate, much shorter than the spreading or recurved pedicels ; corolla 

 lobes. obovate, shorter than the slender straight tube ; anthers slightly exserted. 



Damp shady woods in the upper districts. May -June. Stem 6' -10' 

 high. Leaves 6" -8" long, tho radical ones l'-3' long. Corolla 1' long, 

 purple. 



6. P. Stellaria, Gray. Minutely pubescent ; stem slender, branching ; 

 leaves linear, spreading or recurved ; cymes mostly 3-flowered, the pedicels 

 erect ; flowers small ; calyx lobes subulate ; lobes of the corolla wedge-shaped, 

 cleft to the middle, nearly equalling the tube. Cedar glades, Tennessee ( Gat- 

 tinger). May. Stem 6' 8' high. Leaves 1'- H' long. 



* * Style short, scarcely longer than the ovan/ : calyx teeth linear-subulate, tapering 

 into an awn-like point: lobes of the corolla often notched: steins pubescent. 



7. P. divaricata, L. Softly pubescent and more or less glandular; 

 stems ascending, simple ; leaves distant, lanceolate or ovate-lanceolate; cymes 

 corymbose, loosely-flowered ; lobes of the corolla obovate, notched or entire, 

 as long as the tube, and twice as long as the calyx. Woods and banks. 

 April -May. Stem 1 high. Leaves l'-lj' long. Corolla 6" -9" long, 

 pale bluish purple. 



8. P. amcena, Sims. Softly pubescent or villous ; stem low, ascending, 

 simple ; leaves linear-lanceolate, sessile ; the lower ones approximate, the upper 

 distant and often alternate ; cymes terminal, compact, leafy-bracted ; corolla 

 tube longer than the obovate lobes, and twice as long as the straight barely 

 awned ciliate calyx teeth. Dry gravelly hills and pine barrens. April - May. 



Stem 6'- 12' high. Leaves 1' long. Corolla bright purple, sometimes 

 white, the tube 6"- 8" long. 



( J. P. pilosa, L. Pubescent or nearly glabrous ; stem erect, mostly 

 branching; leaves linear, or linear-lanceolate, distant, acute; cymes corym- 

 bose ; calyx teeth prolonged into a long and spreading bristle-like point, 

 hairy. Dry woods. April -May. Stem rather slender, 1-1| high. 

 Leaves 2' - 4' long. Corolla \' long, purple. 



10. P. Floridana, Beuth. Stem erect, simple, closely pubescent; 

 leaves uniform, linear-lanceolate, acute, spreading or recurved ; cymes crowded 

 or corymbose ; calyx teeth spreading, somewhat bristle-pointed, glandular- 

 pubescent, a third to half as long as the tube of the large corolla. Dry open 

 woods, Middle Florida. May. Stem U-2 high. Leaves 2'- 3' long. 

 Corolla 1' broad, pale purple, the lobes round-obovate and entire. 



