838 POLKJIONIACE.K. (POLEMONIU.M FAMILY.) 



closc-flowcrcd, formin;; n corymbose or pyramitlal panicle ; calyx-tcoth long, 

 bristlc-pointcil ; lobes of tlic corolla round-obovale. (P. untlulata, Pursh. P. 

 cordata, JJI. /) — Var. acuminata. (P. acuminata, Purali.) Leaves acuminate 

 at each end, l!ic lower surface, like the stem, pubescent ; calyx-lobes shorter. — 

 Kich woods in the upper districts of Georgia, and northward. June and July. 



— Stem 2° -4° high. Leaves 2' -4' long, thin, strongly veined beneath, the 

 primary veins uniting within the margins. Corolla purple or white. 



2. P, maculata, L. Stem erect, pubescent and roughish, especially above, 

 rarely branched, oficn spotted with purple; leaves rather rigid, lanceohite, acute; 

 the lowest often linear and elongated, the upper broader and rounded at the base, 

 rough on the margins ; cymes closely many-flowered, lateral and terminal, foru)- 

 ing an oblong or pyramidal panicle; calyx-lobes straiglit, acute; tube of the 

 corolla slender, curved; the lobes obovate. (P. pyramidalis, Sntil/i. P. suavco- 

 lens, J/7.) — Var. nitida. (P. nitida, Eli?) Stem rigid, rough; leaves nu- 

 merous, uniform, ovate-oblong, mostly cordate at the base; caly.\-lobcs acuminate. 



— Low woods, Florida to Mississippi, and northward. June and July. — Stem 

 2° -3° high. Leaves 2'- 4' long. Corolla i)urple or occasionally white. 



3. P. Carolina, L. Smooth ; stem (1° higli) erect or ascending, sparingly 

 branched ; leaves varying from ovate to lanceolate, acute or acuminate, the upper 

 ones often rounded or slightly cordate at the base; panicle corymbose, few-flow- 

 ered ; caly.x-lobes lanceolate, short-acuminate. (C triflora, Midix.9) — North 

 Carolina, Benlham. 



4. P, (jlaberrima, L. Smooth ; stem erector ascending, sparingly branched 

 above ; leaves lanceolate or linear, acute, the lower tapering to the base, the upper 

 broader and rounded at the base ; cymes usually 3, terminal, few-flowered ; calyx- 

 lobes lanceolate, acute; corolla large, wiih the lobes wcdgc-obovate. — ^Moun- 

 tains of North C/arolina and Tennessee, and northwatd. Ju'y. — Stem \° -'2^^ 

 high. Leaves 3' - 4' long. Pedicels as long as the calyx. Corolla 1' long, pale 

 purple. 



5. P. reptans, Michx. Pubescent orsmootliish ; stem low, slender, simple, 

 bearing long runners at the base. Stem-leaves few, distant, lanceolate, rather 

 obtuse ; the radical ones and those on the runners larger, spatulate or obovate, 

 pctiolcd ; cyme terminal, fjw-flowercd ; calyx-lobes linear-suiiulatc, mueii shorter 

 than the spreading or recurved pedicels; corolla-lobes obovate, shorter than the 

 slender straight tube; anthers slightly exscrted. — Damp siiady woods near 

 Washington, Wilkes Co , Georgia, and northward along the mountains. May 

 and June— Stem G'- 10' high. Leaves G" - 8'' long, the radical ones l'-3' 

 long. Corolla 1' loag, purple. 



* * i'.'y/e short, smrct/i/ longer than the ovarij ; rahjx-teclh liucitr-suhitlatc, tapering 

 into an uicn-l ike point : lobes of the rorvilu often iiolehul : sinus pulicscctU. 



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

 ascending from a decuml)cnt base, simple ; leaves distant. lanceolate or ovate- 

 lanceolate, rather acute, mostly rounded at the base ; cymes corymbose, loosely- 

 flowered ; lobes of the corolla obovate, notched or entire, as long as the lube, 

 and twice as long us the calyx. — Woods and banks, Florida to Mississippi, and 



