10 BRITTON: STUDIES OF WEsT INDIAN PLANTS—XII 
13. DORSTENIA JAMAICENSIS Britton, Bull. Torrey Club 35: 
567. 1908 
Limestone cliffs, Manchester, Jamaica. 
73. UNDESCRIBED SPECIES FROM PORTO RICO 
Maytenus ponceana Britton, sp. nov. 
A tree about 12 m. high, with slender, somewhat tortuous, 
glabrous twigs. Leaves oblong, or oblong-obovate, coriaceous, 
9 cm. long or less, indistinctly few-veined with the midrib rather 
prominent on both sides, shining above, dull beneath, the apex 
bluntly short- acuminate or o tuse, the base subcuneate, ns 
rather slender petioles 6-8 mm _ long: fruiting pedicels 3-5 m 
long, solitary or 2 together in ‘the axils; fruit globose, ete 
n diameter. 
Hillside, Rio Portugues, north of Ponce (Britton 7818). In 
fruit Feb. 12, 1923. 
Eugenia Underwoodii Britton, sp. nov. 
A. shrub, 2. 5-3 m. high, much branched, the very slender 
gray sproke twigs vathessice: when young, the inflorescence 
pubescent. Leaves elliptic or elliptic-lanceolate, chartaceous, 
2-5 cm. long, slightly paler green beneath than above, somewhat 
hai delicately veined and sc arcely reticulated, rather coarsely 
punctate, flat, the apex acuminate, the base narrowed, the 
puberulent petioles 1.5-2.5 mm. long; flowers in small short- 
eduncled racemes near the ends of me twigs; pedicels 2-3 m 
long; cans about 1 mm. long; calyx-tube campanulate, sabre 
about 1.5 mm. long, the lobes a little shorter, iota Ne ciliate, 
obtuse; petals nearly 2 mm. long; fruit unknow 
Collected at Yauco. (ZL. M. Underwood & R. F. Griggs, 
639.) 
Eugenia boqueronensis Britton, sp. nov. 
A tree about 8 m. high, the slender short twigs gray, densely 
— tris youn i = ovate or elliptic-ovate, cori- 
ous, 4 ining, nearly equally green on both 
aes, Bille: Hack, iinciate finely pinnately veined and 
scarcely reticulated, pubescent on the midvein beneath when 
young, glabrous or very nearly so when mature, the apex abruptly 
and bluntly acuminate, oh base narrowed, the stout pubescent 
petioles 2~3 mm. long; racemes few-flowered, about 1 cm. long, 
borne in the uppermost ae densely tomentose; pedicels about 
3 mm. long; bracts oblong, shorter than the pedicels: calyx-lobes 
eget rounded or obtuse, about 1.5 mm. long; —— ani 
not longer than the calyx- lobes; fruit unknow 
