76 BRITTON : CUBAN PLANTS NEw TO SCIENCE 
Rocky coastal hills, vicinity of El Morro, Santiago Bay, 
Oriente (Britton & Cowell 12580). 
Lasiocroton gracilis Britton & Wilson, sp. nov. ` 
Shrub, the young twigs clothed with minute, ferruginous, stel- 
late hairs; leaves ovate, 3-3.5 cm. long, 1.4-2.5 cm. broad, acute 
to short-acuminate at the apex, rounded or subcordate at the base, 
short-petioled, those on the branches oblong-elliptic, I-1.5 cm. 
long, 0.5 cm. broad, all entire and glabrous or nearly so above, 
beneath reticulate-veined and densely stellate-pubescent with 
whitish hairs; inflorescence slender, 3-5 cm. long, loosely flow- 
ered; petals of the staminate flowers ovate-lanceolate, 2 mm. 
long, I mm. broad, acute at the apex, densely pubescent on the 
back; fruit not seen. 
Type collected in the vicinity of Santiago, Oriente (Pollard 
& Palmer 281). 
Lasiocroton (?) cordifolius Britton & Wilson, sp. nov. 
A shrub 2-2.5 m. tall, the young twigs densely clothed with 
short, ferruginous, stellate hairs; leaves broadly ovate-oval to 
oval, 7-14 cm. long, 4.5-10.5 cm. broad, obtuse, acute or short- 
acuminate at the apex, rounded and cordate at the base, entire, 
above glabrous; the veins rather inconspicuous, beneath stellate- 
pubescent with whitish hairs, the midvein and lateral veins promi- 
nent; petioles 4-5.5 cm. long, densely short-stellate pubescent ; 
flowers and fruit not seen. 
Along stream in the Pinales southeast of Paso Estancia, 
Oriente (Shafer 1724). 
Pera longipes Britton & Wilson, sp. nov. 
A shrub about 3 m. high, with slender, ascending, glabrous 
twigs. Leaves alternate, obovate, coriaceous, 3-7 cm. long, 1-3 
cm. wide, green on both sides, elepidote, rounded or emarginate 
at the apex, cuneate at the base, faintly pinnately few-veined, the 
stout petiole 1.5-2.5 mm. long; staminate inflorescence long- 
peduncled, subglobose, 1-bracted, about 4 mm. in diameter, spar- 
ingly lepidote ; peduncle weak, curved or flexuous, 1.5-2 cm. long ; 
bract ovate-orbicular, rounded, iepidote, 1.5 mm. long. 
Dry serpentine thickets, between Navas and Camp Buena 
Vista, Oriente, at 650 meters altitude (Shafer 4416). 
Pera pallidifolia Britton & Wilson, sp. nov. 
A shrub, 2-2.6 m. high, with slender, ascending twigs. 
Leaves alternate, oblong-oblanceolate, subcoriaceous, 4 : 
