356 



POIvYGALACEAE. 



[Vox,. II. 



Spikes cylindric. 



Leaves oblanceolate to linear, 2"-6" long; flowers greenish to purplish. 



12. P. Nuttallii. 



Leaves lanceolate, i'-a' long, flowers white or greenish. 13. P. Senega. 



Spikes elongated-conic; flowers white. 14. P. alba. 



X -X -X- Flowers distinctly racemose, rose or purple. 15. p. polygama. 



& -X X- Flowers 1-4, large, axillary, but apparently terminal, rose-purple to white. 



16. P. paucifolia. 



i. Polygala cymosa Walt. Tall 

 Pine-barren Milkwort. (Fig. 2273.) 



Polygala cymosa Walt. Fl. Car. 179. 1788. 

 Polygala acutifolia T. & G. Fl. N. A. i: 128. 

 1838. 



Stem erect, glabrous, 2-3 high, simple, 

 slightly angular; roots fibrous. Basal leaves 

 elongated-linear, attenuate at the apex, 2'- 

 3' long, 2 // -3 // wide, entire, densely tufted; 

 stem-leaves linear-subulate, bract-like, 5"- 

 8" long; inflorescence a simple or com- 

 pound corymb of spike-like racemes; pedi- 

 cels i "-2" long; bracts persistent; flowers 

 yellow, drying greenish black ; seed globose, 

 minute, nearly glabrous; caruncle none. 



In wet pine barrens, Delaware to Florida, 

 west to Louisiana. May-July. 



2. Polygala ramdsa Ell. Low Pine- 

 barren Milkwort. (Fig. 2274.) 



P. corymbosa Nutt.Gen. 2:89. 1818. NotMichx. 1803. 

 Polygala ramosa Ell. Hot. S. C. & Ga. a: 186. 1822. 

 Glabrous, stems tufted or single from fibrous 

 roots, 6 / -i6 / high, simple. Stem-leaves linear- 

 oblong, obtuse, 6 // -io // long, i // -2 // wide; basal 

 leaves much broader and often larger, spatulate 

 or obovate; inflorescence a terminal compound 

 corymb, 3 '-6' broad, of numerous pcduncled 

 spike-like racemes; flowers citron-yellow, i#" 

 long, drying dark green; pedicels i" long or 

 less; wings oblong, acuminate; crest minute; seed 

 hairy, twice to thrice the length of the caruncle. 



In low pine barrens, Delaware to Florida, west to 

 Louisiana. June-Sept. 



3. Polygala lutea L. Orange Milkwort. Wild 

 Bachelor's Button. (Fig. 2275.) 



Polygala lutea L. Sp. PI. 705. 1753. 



Glabrous; stems tufted from fibrous roots, erect or as- 

 cending, or at length divaricately branched, 6 / -i2 / high. 

 Stem-leaves oblong-lanceolate, acute or obtuse, 8 // -i5 // long, 

 2 // -4 // wide, entire; basal leaves broader and often larger, 

 obovate or spatulate, obtuse; spike-like racemes terminal, 

 solitary, ovoid or oblong, very dense, %'-!%' long, 6 // -g // 

 thick, obtuse; flowers 2"-$" long, orange-yellow, preserv- 

 ing their color in drying; pedicels i // -2 // long; wings ob- 

 long-ovate, abruptly acuminate; crest of the corolla-tube 

 minute; caruncle-lobes linear, about equalling the hairy 

 seed, or shorter. 



In pine-barren swamps, Babylon, Long Island, New Jersey, 



south to Florida, west to Louisiana. June-Oct. 



