80 BRITTON: CUBAN PLANTS NEw TO SCIENCE 
sionally acutish and mucronulate at the apex, rounded at the base, 
entire, glabrous, reticulate-veined and tuberculate above, spar- 
ingly puberulent and conspicuously black-dotted beneath ; petioles 
6-8 mm. long; flower-clusters axillary, on peduncles about 1 cm. 
long; flowers immature; sepals triangular-ovate, acute, glandular- 
dotted; petals orbicular-obovate; filaments subulate, glabrous; 
anthers ovate; ovary ovoid, compressed, glabrous, glandular- 
dotted 
In woods, Banao Mountains, Santa Clara (Léon & Roca 
8052). 
Family VITACEAE 
Cissus Torreana Britton & Wilson, sp. nov. 
A vine several meters long, with loosely hirsute, winged 
branches; leaves 3-foliolate; petioles 8-10 cm. long, winged; 
leaflets membranaceous, elliptic-ovate to obliquely ovate, 8-11 
cm. long, 5-7 cm. broad, acuminate at the apex, obliquely rounded 
or acutish at the base, puberulent above, loosely hirsute on the 
veins beneath, the margin serrulate ; petiolules about 1.5 cm. long, 
hirsute ; flowers and fruit not seen. 
Type from Sierra del Grillo, Madruga, Havana (Léon & 
de la Torre 6345). 
Family MALVACEAE 
Malache calcicola Britton, sp. nov. 
A shrub, 2 m. high, the twigs, petioles and leaf-surfaces 
densely puberulent and bearing scattered, large stellate hairs. 
Leaves ovate-orbicular, 1-3 cm. long, irregularly dentate and 
mostly 3-lobed, acute or acuminate at the apex, cordate at the 
base, green above, nearly white beneath; the petioles shorter than 
the blades; flowers. solitary, slender-peduncled, the peduncles 
jointed somewhat below the calyx; bractlets 5, linear, puberulent, 
appressed, a little shorter than the calyx; calyx puberulent and 
stellate-pubescent 5-lobed, 6-7 mm. long, its lobes ovate, acute ; 
petals red, strongly veined, about twice as long as the calyx; 
stamen-column about twice as long as the petals; style-branches 
10, slender, 2 cm. long; carpels 5, dry coriaceous, irregularly 
rugose-crested on the sides, sharply and narrowly winged on the 
back, short-beaked, 6 mm. long, 1-seeded, dehiscent; seed ob- 
liquely ovoid, brown, shining, smooth, 3 mm. lon 
Base of cliff, Rio San Juan, Santa Clara (Britton, Earle & 
Wilson 5905.) 
