352 NORTH AMERICAN FLORA [Volume 25 



Type locality: Plains of the Missouri. 



Distribution: Louisiana to Dakota and Washington, and southward to Puebla. 



Illustrations: H.B.K. Nov. Gen. & Sp. pi. 507; Mem. Soc. Phys. Geneve 31(2) s : pi. 20, 

 f. 13-14; Britt. & Brown, 111. Fl./. 2286; ed. 2./. 2708; Contr. Gray Herb. 47: pi. 2,f. 61. 



Polygala alba suspecta S. Wats. Proc. Am. Acad. 21: 416. 1886. Polygala alba Schaffneri 

 Chod. Mem. Soc. Phys. Geneve 31 (2) 2 : 137. 1893. Stems low; leaves whorled to middle of stem 

 or higher; otherwise as in the typical form. Southern Arizona to Oaxaca. 



125. Polygala hecatantha Urban, Symb. Ant. 1: 331. 1899. 



Stems numerous, erect, from a woody root, about 6 dm. high, very leafy; leaves alternate, 

 except for 3-6 whorls toward base, linear or linear-lanceolate, the middle ones 1.3-2 cm. long, 

 1.5 mm. wide, acuminate at each end, mucronate; racemes cylindric, dense, 6-7 mm. thick, the 

 axis 14 cm. long or less; flowers white, slightly pink-tinged; sepals oblong-oval, obtuse, 

 glabrous, 1.3-1.5 mm. long; wings oval-ovate, 3.5 mm. long, 1.7 mm. wide, retuse, at base 

 cuneate; keel 3.5 mm. long, the crest of about 4 pairs of lobes on each side; capsule ovate- 

 oblong, broadest near the base, 2.7-3.1 mm. long, 1.6 mm. wide; seed pilose, 2.5 mm. long; 

 aril 2-lobed, 1.3 mm. long. 



Type locality: Near Salinas de Cabo-Rojo, near Los Morrillos, Porto Rico. 

 Distribution: Porto Rico and the Virgin Islands. 

 Illustration: Contr. Gray Herb. 47: pi. 2,f. 62. 



126. Polygala Wilsonii Small; Britton & Millsp. 

 Bahama Fl. 216. 1920. 



Stems numerous from a thick biennial root, spreading or ascending, 2.5-4 dm. long, stout- 

 ish, simple or branched, pale- green, glabrous; leaves in loose whorls of 4 or 5 at base or sometimes 

 nearly to apex of stem, the lower or sometimes nearly all obovate or spatulate-obovate, 7-23 

 mm. long, 3.5-7.5 mm. wide, mucronulate at the rounded to acute apex, abruptly or gradually 

 narrowed into the petiole-like base, fleshy, slightly revolute, more or less feather- veined; upper 

 leaves linear-oblanceolate to linear-elliptic, sometimes obovate, 8-20 mm. long, 2-4 mm. wide, 

 acute or acutish at each end, more strongly revolute; peduncles 0.3-7.5 cm. long; racemes 

 rather dense, conic-cylindric, acuminate, 6-8 mm. thick, the axis 1.5-8 cm. long; bracts ovate, 

 deciduous, 1 mm. long; pedicels 0.5-0.7 mm. long; flowers white and greenish; sepals ovate, 

 obtuse, glabrous, 1.5 mm. long; wings whitish with thickened greenish glandular center, obo- 

 vate-oval, 3.2-3.5 mm. long, 1.8-2.1 mm. wide, rounded, short-clawed, glabrous, about 

 7-nerved; keel 3.2 mm. long, the crest of a lamella and 3 lobes on each side; capsule ovate- 

 elliptic, 3-4 mm. long, 1.8-2.2 mm. wide; seed ellipsoid-obconic, rostrate at base, pilose, 2.8 

 mm. long; aril attached to apex of the slender curved beak of seed, 1.2 mm. long, the 2 linear 

 scarious lobes loosely appressed. 



Type locality: Salt Key Bank, Anguilla Isles. Bahama Islands. 

 Distribution: Known only from the type locality. 



127. Polygala squamifolia C. Wright; Griseb. Cat. PL 

 Cub. 12. 1866. 



Stems several to many from a slender biennial or perennial root, erect or ascending, slender, 

 3.5-6.8 dm. long; leaves at base usually in 6-10 whorls of 2-4, elliptic or linear-elliptic, 1.5-5 

 mm. long, 0.5-1.5 mm. wide, acute, mucronate, passing into the lance-subulate or scale-like 

 middle and upper ones, the latter acuminate, 3 mm. long or less; peduncles 0.5-2 cm. long; 

 racemes dense, conic-cylindric, acuminate, 4.5-5.5 mm. thick, the axis 0.8-10.5 cm. long; bracts 

 acuminate, ciliate, deciduous; pedicels 0.2 mm. long; flowers pale yellowish-green, drying 

 yellowish-white; upper sepal orbicular-ovate, 1.3 mm. long, the lower ovate; wings elliptic 

 to oval, 2.2-2.7 mm. long, 1.5-1.8 mm. wide, rounded and submucronulate, short-cuneate at 

 base; keel 2 mm. long, the crest on each side of about 3 lobes; capsule orbicular, 1.3 mm. long 

 and wide; seed pilosulous, 1.3 mm. long; aril 0.8-1 mm. high, the 2 lobes oblong, appressed. 



Type locality: Cuba. 



Distribution: Pinar del Rio and Isle of Pines. 



Illustrations: Mem. Soc. Phys. Geneve 31 (2)*: pi. 20 {21), f. 36-37; Contr. Gray Herb. 47: 

 pi. 2, f. 57. 



