Part 5, 1924] POLYGALACEAE 353 



128. Polygala crinita Chod. M6m. Soc. Phys. 

 Geneve 31(2) 2 : 156. 1893. 



Polygala setifera Brand. Zoe 5: 205. 1905. 



Erect branched annual, single-stemmed, 1.8 dm. high; leaves in whorls of 3 to middle of 

 stem, alternate above, cuneate-obovate, 1 .4—1 .S cm. long, 3-6 mm. wide, cuspidate at the 

 rounded or subacute apex; racemes cylindric, dense, acutish, very comose at apex, 4.5-5 mm. 

 thick, the axis 0.8-2.4 cm. long; pedicels 0.6 mm. long; bracts filiform, spreading, persistent, 

 3 mm. long; flowers whitish; sepals filiform-subulate from a short ovate base, 2.5 mm. long; 

 wings broadly elliptic, 2-2.3 mm. long, 1.8-1.9 mm. wide, mucronulate at the rounded or retuse 

 apex, scarcely narrowed at base; keel 1.7—1.8 mm. long, the crest of 2 lobes on each side; cap- 

 sule suborbicular, 1.6 mm. long, 1.4 mm. wide; seed sparsely pubescent, 1.1 mm. long; aril 

 0.5 mm. long, the 2 lobes oblong. 



Type locality: Near "Crista," Mexico. 

 Distribution: Sinaloa. 



Illustrations: Mem. Soc. Phys. Geneve 31(2) ! : pi. 21, f. 7-8; Contr. Gray Herb. 47: pi. 2, 

 f. 65. 



129. Polygala viridescens L. Sp. PI. 705. 1753. 



Polygala sanguinea L. Sp. PI. 705. 1753. 



Polygala purpurea Nutt. Gen. 2: 88. 1818. Not P. purpurea Ait. f. 1811. 



Polygala viridescens albifiora Wheelock, Mem. Torrey Club 2: 127. 1891. 



Polygala viridescens sanguinea Farwell, Ann. Rep. Comm. Parks Detroit 11: 72. 1900. 



Slender erect annual, 4 dm. high or less, simple or branched; leaves all alternate, numer- 

 ous, linear or elliptic-linear, 7-39 mm. long, 1-4.5 mm. wide, acute or acuminate, mucronulate, 

 erect or ascending, papillose-serrulate on margin with subglandular teeth; peduncles 3-30 

 mm. long; racemes capitate or thick-cylindric, very obtuse, very dense, 6-14 mm. thick, the 

 axis 7-40 mm. long; bracts subulate, 1-1.5 mm. long, at length deciduous; pedicels 1.1-1.5 

 mm. long; flowers greenish and rosy or purplish, rarely white; sepals oval or elliptic-ovate, 

 acute or acutish, glabrous, 1.3-1.8 mm. long; wings ovate-oval, 4.8-6.3 mm. long, 2.5-3.5 mm. 

 wide, rounded, short-clawed, 9-nerved; keel 2.5-2.7 mm. long, the crest on each side of a lamella 

 and a cuneate lobe, or these connate; capsule cuneate-suborbicular, with short flattened sterile 

 base, 2.5-3 mm. long, 2-2.5 mm. wide; seed subglobose-pyriform, pointed at base, rounded at 

 apex, short-pilose, 1.5-1.7 mm. long; aril 1-1.3 mm. long, the 2 lobes linear or linear-oblong, 

 scarious, appressed. 



Type locality: Virginia. 



Distribution: Nova Scotia to North Carolina, and westward to Ontario, Minnesota, Kansas, 

 and Louisiana. 



Illustrations: W. Barton, FI. N.Am. pi. 47; Mem. Soc. Phys. Geneve 31(2) 5 : pi. 22, f. 20; 

 Britt. & Brown, 111. Fl. /. 2281; ed. 2./. 2703. 



130. Polygala hygrophila H.B.K. Nov. 

 Gen. &Sp. 5: 395. 1823. 



Slender erect annual, about 3 dm. high; lowest leaves subverticillate, linear-lanceolate, 

 6-9 mm. long, 0.8-1.2 mm. wide, the others alternate, mucronate, 13-18 mm. long, 1.5-2 mm. 

 wide; racemes cylindric-ovoid, slightly comose at apex, 1.7-2 cm. long, 8-8.5 mm. thick; sepals 

 oval, bluntly pointed, 1.8 mm. long; wings oval, 4.5 mm. long, 3 mm. wide, rounded, about 

 7-nerved, brownish-white when dry; keel 2.5 mm. long, the crest on each side of about 3 lobes; 

 capsule subglobose, turgid; seed ellipsoid, short-pubescent, 1.7 mm. long; aril 1 mm. long, the 

 2 lobes narrow-oblong, corneous above, appressed. 



Type locality: Near Esmeralda, Venezuela. 



Distribution: British Honduras; Panama to northern South America. 



Illustrations: H.B.K. Nov. Gen. & Sp. pi. 508; Mem. Soc. Phys. Geneve 31(2) 2 : pi. 21, 

 f. 11-12. 



131. Polygala Timoutou Aubl. PI. Guian. 737. 1775. 



Slender erect annual, 8-18 cm. high; stem strongly about 3-angulate-winged; leaves 

 nearly all in whorls of 3 (the uppermost opposite or alternate), oval or obovate, acutish, mucro- 

 nate, cuneate at base, 4.5-9 mm. long, 3-4 mm. wide; racemes shortly thick-cylindric, dense. 



