BRITTON: CUBAN PLANTS NEW TO SCIENCE 67 
Dry hill, between Holguin and Myabe, Oriente (Shafer 
1403). 
Caesalpinia Hornei Britton, sp. nov. 
A shrub with unarmed branches; the twigs, petioles and 
rachis pubescent with short incurved hairs. Leaves bipinnate ; 
petioles rather slender, 1.5-1.7 cm. long; pinnae 5-7, opposite, 
5.5-7.5 cm. long; leaflets 7-11, broadly oblong to somewhat 
oblong-ovate, 1.5-2.5 cm. long, and 0.9-1.5 cm. broad, rounded 
and emarginate at the apex, truncate and more or less inequi- 
lateral at the base, sessile, reticulate-veined on both surfaces, 
glabrous and somewhat lustrous above, paler and dull beneath; 
inflorescence racemose; flowering pedicels erect, slender, loosely 
pubescent, about 2 cm. long; corolla yellow, 2-2.4 cm. broad; 
petals obovate, I-1.2 cm. long, 8-10 mm. broad. 
Savanna, Ciego de Avila, Camaguey (Horne 95). 
Family FABACEAE 
Harpalyce macrocarpa Britton & Wilson, sp. nov. 
A tree 4 m. high, or more, with slender, spreading branches, 
the twigs, petioles and rachis densely puberulent with ferruginous 
hairs. Leaves odd-pinnate, 10-14 cm. long, the petioles 1-2 cm. 
long; leaflets 11-15, oblong to oblong-elliptic, 2.2-3.8 cm. long, 
I-1.5 cm. broad, rounded and emarginate at the apex, rounded 
and often subcordate at the base, short-petioled, coriaceous, gla- 
brous and rather dull above, the veins slender and rather indis- 
tinct, finely reticulate-veined and glandular beneath, glabrous 
with the exception of the midvein ; legume spatulate-oblanceolate, 
5-6 cm. long, 1.5 cm. broad near the apex, more or less curved, 
glabrous. 
Border of arroyo, palm barren, Santa Clara (Britton & 
Cowell 13284). 
Harpalyce villosa Britton & Wilson, sp. nov. 
A tree 3-4 m. high, with rather stout grayish branches, the 
twigs, petioles, rachis and under surface of the leaflets densely 
short-villous with ferruginous hairs when young. Leaves 6-7.5 
cm. long, the petioles about 1.5 cm. long; leaflets oblong or elliptic- 
oblong, 2-2.7 cm. long, 0.6-1.2 cm. broad, rounded and emargi-- 
nate at the apex, rounded at the base, short-petioluled, thick- 
coriaceous, dark-green, glabrous and shmmg above, paler, 
indistinctly veined and p y imp g beneath, 
