BRITTON: CUBAN PLANTS NEW TO SCIENCE 79 
Dry, rocky hillside, Sierra Nipe, Piedra Gorda to Woodfred, 
Oriente (Shafer 3183). 
Family RHAMNACEAE 
Sarcomphalus cubensis Britton, sp. nov. 
A glabrous tree about 10 m. high, the twigs rather stout, stiff, 
somewhat angled. Leaves borne on short spurs, elliptic or obo- 
vate-elliptic, slightly fleshy, 1.5-3.5 cm. long, rounded or emargi- 
nate at the apex, obtuse or somewhat narrowed at the base, faintly 
pinnately veined with the lower pair of veins the strongest, the 
midvein rather prominent beneath, the slender petioles 3-5 mm. 
long; fruiting pedicels very slender, 8-12 mm. long; fruit ovoid, 
6-8 mm. long, short-tipped, about 3 times as long as the calyx. 
Coastal thickets, Oriente, Santa Clara. Type from Punta 
Piedra, Nipe Bay, Oriente (Britton & Cowell 12486). 
Rhamnidium (?) oblongifolium Britton & Wilson, sp. nov. 
A shrub I m. tall, with puberulent twigs; leaves oblong, occa- 
sionally somewhat elliptic-oblong, 0.9-2.5 cm. long, 3-6 mm. 
broad, rounded and emarginate at the apex, obtuse at the base, 
entire, green and lustrous above, whitish and conspicuously black- 
dotted beneath, glabrous; petioles 1-2.5 mm. long, puberulent; 
flower-clusters axillary, long-peduncled; sepals triangular-ovate, 
acuminate, glabrous, glandular-dotted; petals broadly triangular- 
obovate ; filaments subulate; anthers ovate; ovary ovoid, glabrous, 
black-dotted. 
Rocky hill, palm barren, Santa Clara (Britton & Cowell 
13311). 
Rhamnidium (?) orbiculatum Britton & Wilson, sp. nov. 
An erect shrub, 2 m. tall, with grayish-brown, glabrous twigs; 
leaves oval to orbicular-oval, 1.5—2.5 cm. long, 1.5-2.4 cm. broad, 
rounded and emarginate at the apex, rounded at the base, 
lustrous, reticulate-veined and black-dotted above, paler, black- 
dotted and dull beneath, glabrous; petioles 5-6 mm. long ; flower- 
clusters axillary, long-peduncled; sepals ovate, glabrous, black- 
dotted ; petals present ; filaments short, anthers ovate. 
Dry soil, savannas near Camaguey (Britton & Cowell 13188). 
Rhamnidium Rocanum Britton & Wilson, sp. nov. 
A shrub with slender grayish-brown puberulent twigs. Leaves 
oblong-elliptic, 7-10 cm. long, 2.4-3.5 cm. broad, rounded or occa- 
