ORDER XV. I'OLYGALACE.E. 231 



b Floioers in terminal cymes ; carui.de with no, or very small, appen- 

 dage. 



6. P. coRYMBo'sA, (Micii.) Ramo'.sa, (Ell.) Stem simple, angular, ter- 

 minated with a large cyme, ncaily naked. Lraves spatulate, the U|per 

 ones linear, and at the t^ummit ^~mall. F/mrerx in a compoui.d cy\ue. 



Wings oval, long, niueronate, greenish-yellow. ;Sf (?c/ oblung. — Yellow. 

 S. June — Aug. Wet places in pine barrens. Cumnion. 8 — 12 in. 



7. P. cYMo'sA, (Walt.) CouYMBo'sA, (Ell.) Stem, erect, terete, nearly 

 naked. Lower leaves long, linear-lanceolate ; upper ones small, linear, 

 at the summit degenerated into scales. Cyme simple. Wings oval or 

 ellij>tical-oblong, obtuse, slightly mucronate. Seeds smooth'. — Yellow. 



$ . June — Aug. Common in wet pine barrens. 2 — 5 feet. 



8. P. Baldwin'ii, (Nutt.) Stem erect, branching near the summit, 

 leafy. Leaves, lower ones spatulate, upper ones lanceolate. Flowerft 

 in a compound cyme, sub-globose, compact. Wirigs lanceolate, longer 

 than the corolla ; keel but slightly fiinbi'iate, if at all. Seeds ovate, 

 very hairy. — Yellowish-white. $ . June — Aug. Low country of Geo. 

 2—3 ieet. 



c. Flowers in cylindrical spikes ; caruncle spongy, cristate. 



9. P. fncarna'ta, (L.) Stem simple, slender, slightly angled. Leavez 

 scattered, subulate, nearly linear. Flowers in long terminal spikes. 

 Wings oval, margin colored, limbs of the petals not united. Crest con- 

 spicuous. Seeds ovate, hairy. — Purple. $ . May — Aug. Common in 

 the middle region of Geo. 1 — 2 feet. 



10. P. seta'cea, (Mich.) Stem very small, erect, angled, generally 

 with several slender, erect branches. Leaves very small, setaceous. 

 Flowers in a compact spike, small Wings oblong, acuminate ; limbs of 

 the lateral pi4als ovate. Crest conspicuous. Seeds ovate, hairy. — 

 Rose-color. @. Ju. Middle Car. and Geo. 10 — 12 inches, 



d. Flowers in elongated, racemose spikes * caruncle with a 2-lobed ap- 

 pendage. 



11. P. verticilla'ta, (L.) Stetn erect, branching. Leaves verticil- 

 late, linear, acute, glabrous. Flowers in ptduncuhite tapering spikes, 

 dense. Wings m-arly round or obovate, longt-r than the corolla. Lat- 

 eral petals spreading ; keel fimbriate. Seeds hispid. — Greenish-white. 

 Q. June — Aug. Old sandy fields. 6 — 10 inches. 



12. P. sen'ega, (L.) Stein erect, simple, terete. Leaves alternate, 

 lanceolate, sometimes broad, acute, acuminate. F/owers in a dense 

 epike, sessile. Wings orbicular, obi)vate, concave. Seed hirsute, with 

 spreading hairs. — White. 2^. Mountains and upper districts of Car. 

 and Geo. 6 — 8 inches. 



13. P. Boykin'ii, (Nutt.) Stem branching. Leaves vertieillate by 

 fours or fives, obovate, lanceolate. Flowers in dense tapering spikes, 

 pedicellate. Wings obovate. Petals obovate, scarcely as long as the 

 wing. CV^.s^ minute. 6>ec? hirsute, with appressed hairs. — 0. June — 

 September. Middle Geo. 12 — 18 inches. 



14. P. Chapman'ii, (T. <fe G.) Stem glabrous, branching from the 

 base or sununit. Leaves numerous, linear, subulate. Floxrers in a 

 looMe spike. Wings with a short claw ; the posterior sepal very broad, 



