358 NORTH AMERICAN FLORA [Volume 25 



or very short-peduncled; pedicels 0.2 mm. long; bracts spreading, ovate-attenuate, persistent, 

 0.5 mm. long; flowers whitish, green-veined; sepals oval to ovate, obtuse, 1-1.2 mm. long, the 

 lower with 2-3 pairs of pedicellate glands on margin; wings obovate-oblong, 2.8 mm. long, 

 1.3 mm. wide, acutish, short-clawed, obscurely ciliate; keel 2.5 mm. long, the crest on each 

 side of 3 simple or 2-3-fid lobes; capsule elliptic, 2.3 mm. long, 1.3 mm. wide; seed 2.1 mm. 

 long, appressed-subsericeous-pilose; aril 1.3 mm. high, the umbo very minute, the 2 oblong 

 scarious lobes appressed. 



Type locality: Savannas, San Juan de Buenavista, Cuba. 

 Distribution: Eastern Cuba and Isle of Pines; Bahama Islands. 



Illustrations: Mem. Soc. Phys. Geneve 31(2) ! : pi. 20, f. 8-10; Contr. Gray Herb. 47: pi. 2, 

 f.56. 



145. Polygala setacea Michx. Fl. Bor. Am. 2: 52. 1803. 



Stems solitary or usually several from a slender perpendicular probably perennial root, 

 very slender, simple or sparsely branched, 1.8-3.3 dm. high; leaves scattered, scale-like, ovate- 

 subulate to linear-subulate, 0.5-2 mm. long, 0.5 mm. wide or less, mucronate; peduncles 12 

 mm. long or less; racemes cylindric, acute, densely flowered, 3-6 mm. thick, the axis 8-24 mm. 

 long; bracts ovate-lanceolate, deciduous, 1 mm. long; pedicels 0.3-0.7 mm. long; flowers 

 white; sepals broadly ovate to narrowly lanceolate, obtuse to acuminate, glabrous, .1.3-1.5 

 mm. long; wings obovate or elliptic-obovate, 1.6-2 mm. long, 0.7-1.1 mm. wide, obtusish or 

 abruptly short-pointed but with obtuse apex, cuneate at base, 3-nerved; keel 1.8 mm. long, 

 the crest on each side of 2-3 entire or bifid lobes; stamens 6, the filaments united in 3's nearly 

 to apex; capsule ovate, obscurely cordate at base, short-stipitate, 1.8 mm. long, 1.5 mm. wide; 

 seed subglobose-pyriform, short-rostrate at base, rounded at apex, densely short-pilose, 1.2-1.4 

 mm. long (including aril); aril cellular, equitant, erect, 0.5-0.7 mm. high, fastened to tip of 

 beak of seed, its 2 rounded lobes touching the seed-body near base. 



Type locality: North Carolina. 



Distribution: North Carolina to Florida. 



Illustration: Mem. Soc. Phys. Geneve 31 (2) 2 : pi. 22, f. 28-31. 



146. Polygala incarnata L,. Sp. PI. 701. 1753 



Polygala microphylla A. W. Benn.; Hemsl. Diag. PI. Nov. 2. 1878. 

 Polygala microptera A. W. Benn. Jour. Bot. 17: 143. 1879. 

 Galypola incarnata Nieuwl. Am. Midi. Nat. 3: 180. 1914. 



Simple or sparsely branched annual, about 3.5 dm. high, the stem glaucous, sulcate, 

 sparsely leaved; leaves scattered (the very lowest opposite or perhaps whorled), linear, 4-6 

 mm. long, 0.3-0.6 mm. wide, acuminate, cuspidate, glaucous, not revolute; peduncles 2-3.5 

 cm. long; racemes dense, 1-1.3 cm. thick in flower, 5.5-6 mm. in fruit, 0.6-3.8 cm. long; pedi- 

 cels 0.5 mm. long; flowers rose-purplish; sepals oblong-ovate to lanceolate, rounded to sub- 

 acuminate, serrulate, 2-2.5 mm. long; wings linear-oblong, 3 mm. long, 0.6 mm. wide, some- 

 what undulate-convolute, obtuse or submucronulate, not clawed; upper petals 6.7 mm. long; 

 keel 7 mm. long, united with the staminal tube and upper petals into a trough 5 mm. long; 

 crest on each side of about 3 lobes, these variously lobed or cleft; capsule suborbicular-ovate, 

 cordate at base, 2.4 mm. long, 2 mm. wide; seed plump, pilose, 2.2 mm. long; aril 1.1 mm. high, 

 membranaceous-cellular, equitant, erect, scarcely lobed. 



Type locality: Virginia. 



Distribution: Long Island to Wisconsin and Nebraska, and southward to Florida and Texas; 

 Veracruz. 



Illustrations: Hill, Veg. Syst. 22: pi. 51, f. 1; Mem. Soc. Phys. Geneve 31(2) 2 : pi. 22, f. 16-18; 

 Britt. & Brown, 111. Fl. /. 2280; ed. 2. /. 2702; Contr. Gray Herb. 47: pi. 2, f. 78. 



147. Polygala Senega L> Sp. PI. 704. 1753. 



Polygala Senega albida Michx. Fl. Bor. Am. 2: 53. 1803. 

 Senega officinalis Spach, Hist. Veg. 7: 129. 1839. 



Stems several or very numerous from a thick branched perennial root, erect or ascending, 

 simple, finely incurved-puberulous, 1-4 dm. high; leaves all alternate, crowded, the lowest 

 scale-like, often pale or purplish, broadly ovate, 2.5-7 mm. long, the middle and upper gradually 

 larger, lance-ovate or lance-elliptic to linear-lanceolate, acuminate, obscurely feather-veined, 



