ORDER LXXXIV. — POLEMONTACE J5. 441 



8. P. nit'ida, (Pursh.) Stan erect, glabrous. Leaves ovate-lanceo- 

 late, some-wluit coriaceou?. Floucrs in fastigiate coiynibs ; segment!* 

 of the ealyx linear-lanceolate, acuminate; those of the coroUa obovatc 

 — Purple. 2^. May — June. Middle Carolina and Georgia. 



9. P. glabeu'rima, (L.) Stem erect, glabrous. Leaves linear-lanceo- 

 late, or oval-lanceolate, glabrous, long, smooth. Floioers in terminal co- 

 rymbs; segments of the calyx acute, linear-lanceolate ; of the corolla 

 nearly round. — Blue. If. May — June. Low country. 1 — 2 feet. 



10. P. arista'ta, (Mich.) Stem erect, slender, pubescent. Leaves 

 linear. Floivers hw, corymbose; segments of the calyx awned; tube 

 of the corolla curved ; segments obovate. — Purple. If. May — June. 

 Upper districts of Carolina. 



11. P. piLo'sA, (L.) Stetn erect, villous, purple, covered with a white 

 pubescence. Leaves linear-lanceolate, or ovate-lanceolate, pubescent, 

 sessile, with revolute margins. Floivers in fastigiate corymbs, bracte- 

 ate ; segments of the calyx hany, acute, subulate ; those of the corolla 

 obovate or acute. — Purple. 2f . March — April. Rich soils. 12 — 18 

 inches. 



12. P. amce'na, (Sims.) Stem decumbent, assurgent, hirsute. Leaves 

 ovate-lanceolate, /'/ower.s numerous, in corymbs; segments of the calyx 

 subulate, those of the corolla obtuse. — Purple. If. May — June. 

 Southern Georgia. 



13. P. divarica'ta, (Pursh.) Stein erect, smooth, -with divaricate 

 branches. Leaves remote, ovate, membranaceous, sessile, upper ones al- 

 ternate. Floivers in corymbs, scattered ; segments of the calyx subu- 

 late. — Purple. If. April. Swamps. 1 — 2 feet. 



14. P. subula'ta, (L.) Stem procumbent, assurgent, branching, hir- 

 sute. Leaves subulate, raucronate, ciliate, pubescent, the lower oppo- 

 site, the upper alternate. Fhivcrs axillary, somewhat corymbose. 

 Calyx hairy, with acute linear segments ; segments of the corolla cu- 

 neate, emarginate. — Ptose-color. 2f . Feb. — May. In light soils, mid- 

 dle and upper districts of Carolina and Georgia. 



15. P. seta'cea, (L.) Stem procumbent, assurgent, hairy. Leaves 

 subulate, ciliate, somewhat fasciculate, pubescent. Flowers somewhat 

 umbelled, or solitary, forming terminal corymbs; teeth of the calyx sub- 

 ulate ; segments of the corolla cuneate, emarginate. — Purple. If. 

 April — May. Middle Carolina and Georgia. 



Genus II.— POLEMO'NIUM. L. 5—1. 

 (From polemos, war; from having caused war between two kings.— riiny.) 



Calyx campanulate, 5-cleft. Corolla rotate, 5-parted ; seg- 

 ments erect. Stamens 5, inserted on 5 teeth or valves, which 

 close the orifice of the corolla. Stigma 3-cleft. Capsule 3- 

 celled. 



1. P. rep'tans, (L.) Stem erect, glabrous, branching. Leaves piti 

 nate, from 7— 11 leaflets; leaflets lanceolate, acute, glabrous, oritue. 

 Floioers terminal, nodding. Cah/x 5-cleft.— Blue. If. Mountains. 

 10—12 inches. ' Jacob's Laddrr. 



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