BRITTON: STUDIES OF WEsT INDIAN PLANTS—XI 53 
Clusia aripoensis Britton, sp. nov. 
A tree, with —— twigs. Leaves : narrowly obovate, sub- 
almost who lly obscure above, the rather slender Rees I-2 
ese ne, stigmas 5; young fruit obovoid, 2.8 cm. long, 2 cm. 
iam 
Forest, Heights of Aripo Trinidad (Trinidad Herbarium 9785, 
Broadway), January 10-26, 1922. 
Stylogyne tenuifolia Britton, sp. nov. 
A tree up to about 10 m. in height. Leaves elliptic, poi 
branous, 8-20 cm. long, glabrous, the base narrowed, the ap 
rather abruptly acuminate, the midvein impressed above, Pt 
inent beneath, the stout petioles 5-12 mm. long; inflorescence 
lateral an terminal, 5 cm. long or less, short-paniculate; bract- 
lets oblong-lanceolate, 2-3 mm. long, deciduous: pedicels nearly 
filiform, 5-10 mm. long; ier -segments broadly ovate, roun 
about 2 mm. long; corolla about twice as long as the calyx; fruit 
globular, white, 6-7 mm. in diameter. 
Forests at higher elevations in the northern mountain range, 
Trinidad. Type from Mt. Tocuche (Britton, Hazen and Mendle- 
son 1341); collected also by Mr. Broadway on the Heights of 
Aripo (Trinidad Herbarium, 9837, 9840). 
Prestonia Fendleri N. E. Brown, sp. nov. 
Stem climbing, the flowering parts with internodes 4.5-12 cm. 
long, 1-2 mm. thick, thinly puberulous with minute curved hairs 
n the youngest parts, becoming glabrous and brown with soa 
Leaves with petioles 6-15 mm. long and blades 5-10 cm. lon 
—7 cm. broad, parte subequally and broadly rounded a 
both ends, with a small abrupt point I-2 mm. long at the apex, 
pe 
below, vita and minutely puberulous. Bracts minute, 
— I — oa Pedicels — mm. gue slender, epee 
it, raised into an as ring I ae highs inside this ring arise 5 
linear erect exserted processes gatiees lobes) 4 mm. long; lobes 
