Blake — Revision of Polygala 59 
mm. wide, on petioles about 0.5 mm. long or less. Flowers mostly 
in 1-flowered axillary or terminal racemes, purplish-yellowish, 5-6 
mm. long. Sepals oblong, acute, 5-nerved, incurved-spreading- 
puberulous, 44.8 mm. long, the upper the longer. Wings oval- 
obovate, rounded to truncate at apex, short-clawed, yellowish more 
or less suffused with purple, 5-veined, incurved-spreading-puberu- 
lous, 6 mm. long, 4 mm. wide. Keel greenish-yellow, somewhat 
purplish-tinged, 4.5 mm. long, with two rounded yellowish lateral 
lobes. Upper petals obovate-oblong, united to staminal tube for 
2/5 their length, 4.5 mm. long. Capsule elliptic, slightly narrowed 
upwardly, scarcely emarginate, narrowly margined, ciliate, gla- 
brous on sides, 4.8 mm. long, 3.9 mm. wide. Seed obconic-obovoid, 
silky-pilose, 3.5-3.8 mm. long. Aril 1.3-1.5 mm. deep, with small 
corneous umbo and two oblong oblique not closely appressed 
scarious lateral lobes more or less notched at apex. — Brandeg.! 
Univ. Calif. Pub. Bot. iv. 273 (1912). — PurBLA: mountains north 
of Tehuacan, Sept. 1911, Purpus 5706 (TYPE coLu.: BG); Tehua- 
can, June 1912, Purpus 5851 (BG). — T. 2. Fie. 44. 
Subgenus IV. HEBECLADA (Chod.), comb. nov. 
Sepals herbaceous, generally glandular-ciliate, the two lower 
united nearly or quite to apex, all persistent. Wings petaloid, per- 
sistent, oval or orbicular. Keel crestless, beakless, obtuse, about 
equal to wings. Upper petals shorter than keel, united to the 
staminal tube toward the base. Filaments united for more than 
half their length. Style much longer than ovary, bent upward; 
upper stigmatic lobe obtuse, terminating style, the lower approxi- 
mate, represented by a tuft of hairs. Capsule herbaceous, ciliate 
or glabrous. Seeds pubescent, often silky. Aril generally corneous, 
vaulted, scarcely lobed. — Polygala L. sect. Hebeclada Chod. 
Arch. Sci. Phys. Nat. Genéve xxv. 698 (1891); Monog. ii. 43 (1893). 
Polygala sect. Syngala Gris. Fl. Br. W. I. 28 (1859), in part. 
Polygala sect. B. A. W. Bennett, Journ. Bot. xvii. 141 (1879). 
ree rie 1. APOPETALA. 
ry Wins 5 Forge ees OER CNS Sect. 2. pica p. 63. 
Sect. 1. Apopetala, sect. nov. Sepala densissime ciliata vel in 
margine subglabra pilis saepissime eglandulosis; flores magni alis 
7.5-14 mm. latis; frutices foliis magnis ovatis petiolatis. Species 
typica P. apopetala Brandegee. 
