8 Contributions from the Gray Herbarium 



absent ), Bcarious, corneous, cellular, or coriaceous-fleshy, entire or 

 variously lobed, often pubescent. Polygala L. Sp. ii. 701 (1753); 

 Gen. V. ed. 315. do. 761 (1754); Willd. Bp. iii. pt. 2. 871 (1803) ; 

 HBK. Nov. Gen. v. 392 409. t. 506 512 (1821); DC. Prod. i. 321- 

 334 (1824), incl. Badiera; Presl, Rel. Baenk. ii. 100 (1835-36); 

 Schlecht. & Cham. Linn. v. 230 (1830); Schlecht. Linn. xiv. 159- 

 160 ( L840); Benth. PI. Hartw. 58 (1840); Gray, PL Lindh. ii. 150 

 (1850); PL Wright, i. 38 (1852), ii. 30 (1853); Turcz. Bull. Soc. 

 Nat. Mosc. xxvii. no. 2. 349-351 (1854); Seemann, Bot. Herald 

 269-270 (1857); Griseb. Fl. Br. W. I. 27-29 (1859); Cat. PL Cub. 

 12-14 (1806); A. W. Benn. Journ. Bot, xvii. 137-143, 168-173, 

 201-207 (1879); Hemsl. Biol. Centr.-Am. Bot. i. 58-62 (1879); 

 Wats. Proc. Am. Acad. xvii. 324-326 (1882), xxi. 416-417 (1886), 

 xxii. 398 (1887); Wheelock, Mem. Torr. Club ii. 109-152 (1890); 

 Chod. Arch. Sci. Phys. Nat. Geneve xxv. 695-714 (1891); Monog. 

 Polygalacearum i. (Mem. Soc. Phys. Hist. Nat. Geneve vol. suppl. 

 1890. no. 7) 1-143. t.1-12 (1891), ii. (I.e. xxxi. pt. 2. no. 2) i-xii, 

 1-500. t. 13-35 (1893); Bull. Herb. Boiss. i. 354 (1893), iii. 121 

 (1895), iv. 898 (1896); in Engl. & Prantl, Nat. Pfl. iii. pt. 4. 330- 

 337. f. 176-181 (1896); Rob. in Gray, Syn. Fl. i. pt. 1. 449-460 

 (1896); Rose, Contr. U. S. Nat, Herb. x. 122-123. t. 37-39 (1906); 

 Britton, Bull. Torr. Club xxxvii. 360-363 (1910), xlii. 494-496 

 (1915) (Badiera); Chod. Bot. Jahrb. Iii. Beibl. 115. 70-85 (1914). 



Key to the Subgenera of Polygala 



a. Keel without crest or beak, b. 



b. Leaves very densely and dichotomously reticulate-veined ; 



capsule broadly winged on one side I. Phlebotaenia. 



b. Leaves and capsule otherwise, c. 

 c. Sepals all free, d. 



d. Wings very small, about \ longer than sepals; cap- 

 sule subcoriaceous, tardily dehiscent II. Badiera, p. 10. 



d. Wings much larger than sepals; capsule not subcoria- 



aceous III. Hebecarpa, p. 17. 



c. Two lower sepals connate; wings and sepals persis- 

 tent IV. Hebeclada, p. 59. 



a. Keel with a cylindric or conic entire beak V. Chamaebuxus, p. 69. 



a. Keel with a 2-many-lobed crest VI. Orthopolygala, p. 78. 



Subgenus I. PHLEBOTAENIA (Griseb.), comb. nov. 



Sepals free, caducous, herbaceous, oval-oblong, obtuse, the upper 

 longer. Wings oval, obtuse, caducous, petaloid, nearly equalling 

 the keel. Keel blunt, without crest or beak. Upper petals ob- 



