BRITTON : CUBAN PLANTS NEW TO SCIENCE 77 
long, I-2.2 cm. wide, pale green on both oe pinnately few- 
veined, elepidote, obtuse or rounded at the apex, narrowed at 
the base, the rather slender petioles 5-10 a long; peduncles 
of the staminate inflorescence straight, lepidote, 6-8 mm. long; 
rather densely lepidote, depressed-globose, about 2 mm. in 
diameter. 
Dry hillsides between Rio Yamaniguey and Camp: Toa, 
Oriente, at 400 meters altitude (Shafer 4183). 
Sapium cubense Britton & Wilson, sp. nov. 
A glabrous milky shub or a small tree up to 6 m. high, the 
slender twigs subterete. Leaves subcoriaceous, oblong to oblong- 
obovate, 8 cm. long or less, 1.5-3 cm. wide, acute or obtuse at 
the apex, narrowed or subcuneate at the base, glandular-crenu- 
late, the midvein prominent, the lateral venation obscure, the 
slender, eglandular petiole 8-15 mm. long; spikes slender, inter- 
rupted, axillary, about as long as the leaves or shorter; calyx 
about 1 mm. long; filaments 2-3 times as long as the calyx; 
valves of the capsule about 7 mm. long. 
Woods and thickets, northern Oriente. Type from near 
Woodfred, Sierra Nipe (Shafer 3607). 
Acalypha Hutchinsonii Britton, sp. nov. 
Perennial, apparently dioecious, depressed, velvety-pubescent, 
branched, the branches slender, Sati or ascending, cm. 
long. Leaves ovate-orbicular, 5-15 mm. long, crenate-serrate, 
obtuse or acutish at the apex, subtruncate pr the base, the petioles 
1-3 mm. long; staminate spike short-peduncled, 6-9 mm. long. 
Rocks on the coast of southern Santa Clara (Britton, Earle 
& Wilson 5907). 
The species appears to be distinct from any of those de- 
scribed by Prain and Hutchinson in Kew Bulletin 1913 : 1-28. 
Family CYRILLACEAE 
Cyrilla cubensis P. Wilson, sp. nov. 
A glabrous shrub 1-2 m. tall, with grayish more or less angled 
twigs. Leaves elliptic-obovate, 1.5-3 cm. long, 0.9-2 cm. broad, 
rigidly coriaceous, rounded and emarginate at the apex, acute or 
rounded at the base, dark green and shining above, the veins 
rather inconspicuous, paler, papillose and reticulate-veined be- 
