18 Contributions from the Gray Herbarium 
tufted at base. Capsule membranous-herbaceous, equally 2-celled, 
narrowly winged or margined. Seeds densely pubescent (very 
rarely glabrous), oblong-oval. Aril very varied, subentire or strongly 
lobed, appressed or spreading, with narrow or broad scarious 
margin, with a corneous subhemispheric or sometimes much re- 
duced pubescent rarely glabrous umbo. — Suffrutescent or herba- 
ceous perennials, with small or medium usually purplish flowers in 
terminal and axillary racemes, these often becoming apparently ex- 
tra-axillary by the development of axillary branches. — Polyga 
L. sect. Hebecarpa Chod. Arch. Sci. Phys. Nat. Genéve xxv. 698 
(1891); Monog. ii. 9 (1893), excl. Badiera DC. 
a. Sepals ery gp ps caducous like the wings —— in nos. 
; aril 1 iia at least at sper, b Sect. 1. . EUHEBECARPA. 
b. Cicok and leaves bearing large glan 
Sobiactt: C. ApENOPHORA, p. 54. 
b. Capsule and leaves not glan 
c. Leaves comparatively ony Gaomiy 2-6 by 1-3 cm.), 
ovate, acute or rarely obtuse, gradually reduced 
upwardly, not noticeably dimorp ee ae 
Subsect. B. HesantTHa, p. 37. 
c. Leaves smaller, usually dimorphous dover: abécter 
oval or oblong-oval, upper oblong to linear, lon- 
ger), or uniform eli ptic to ovate, smaller than in 
Baloent: Nba CE Subsec rhe MIcROTHRIX. 
d. Leaves nearly be a (the upper slightly smaller, 
OVAL OF OVEUE wooo a eee . OVATIFOLIAE. 
d. Leaves more or rite dimorphous, the lower Py ie 
sg ng-oval, the upper considerably longer, ob- 
linear Ser. 8. Opscurag, p. 22. 
a. Lower sepals peta eebcbniaia, this upper one ree A 
porate wings deciduous; aril glabro ‘Sect. 2. Brxosa, p. 57. 
a. Sep: pag pene persistent, the sepals “ated 
Sect. 3. Huareca, p. 58. 
Sect. 1. Euhebecarpa (Chod.), comb. nov. Sepala herbacea 
decidua rarissime persistentia vel shag cmortancre, alae ec age 
rarissime subpersistentes; arillus variabilis apice pubescens 
Polygala L. sect. Hebecarpa Chod. subsect. Suhsbecs Chod. 
Monog. ii. 12 (1893). Species typica P. obscura Benth. 
Subsect. A. Microthrix, subsect. nov. Arilli umbo saepius 
magnus; folia uniformia ovalia vel late ovata (1.3-3 em. longa 6-16 
mm. lata), vel distincte biformia, inferiore oblongo-ovalia vel ovalia 
superiora linearia vel oblongo-linearia longiora. Species typica 
P. obscura Benth 
Series a. Ovatifoliae, ser. nov.'! Folia uniformia (sursum sen- 
sim reducta) ovalia vel ovata. Species typica P. ovatifolia Gray. 
1 P. appressipilis (no. 45) might be sought here. 
