3.'i4 POLEMOXIACE-E. (POLEMOXIUM lAMII.Y.) 



•J. P. glaborrima, L. Smuotli (ir nearly so tlirmij^lioiit ; stem erect, 

 mostly siiiipli'; leaves thin, the lowest mostly linear, the u|)j)erinost uvate- 

 lauceolate : calyx lobes lanceolatc-suliulate, very a< iiie ; corolla j)ale purple. 



— Dry ojjcn woods, chieHy in the up])er districts. .July. — Stem 2*^-4^ I'igh. 

 Leaves 2' -4' lon^. Corolla 1' lonij;. 



Var. suflfruticosa, (Jray. Stem scahrous, especially above, with short 

 ri2;id hairs; haves narrower and more rigid; corolla lolies round-obovate. — 

 With the type. 



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

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

 stolons larger, si)atulate or obovato; cyme terminal, few-flowered ; calyx lobes 

 linear-sul)iilate, much shorter than the spreading or recurved pedicels; corwlla 

 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, the radical onea I'-.l' long. Corolla 1' long, 

 ])urple. 



6. P. Stellaria, fJr.ay. Minutely pubescent; stem slender, branching ; 

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

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

 cleft to the middle, nearly e(inalling the tube. — Cedar glades, Tennessee ( Gat- 

 tinger). May. — Stem 6' — 8' high. Leaves 1'- H' '""g- 



* * Stijh short, scarcely longer than the ovarii : cahjx teeth linear-suhulate, 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 I'jng as the tube, and twice as long as the calyx. — Woods and banks. 

 April-May. — Stem 1° high. Leaves I'-lJ' long. Corolla 6"-9" long, 

 ])alc bluish purple. 



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

 simple ; leaves linear-lanceolate, sessile ; the lower ones approximate, the n})per 

 distant and often alternate ; cymes terminal, compact, ]eafy-])racted ; corolla 

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

 awued 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. 



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

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

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

 hairy. — Dry woods. Aj.ril - May. — Stem rather slender, 1°-U° high. 

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



10. P. Floridana, Benth. 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. 



