340 BRITTON: STUDIES OF WEsT INDIAN PLANTS 
The proposed species is most nearly related to S. hirsuta ad- 
pressa Wernham, which has been reported from Trinidad. It 
differs essentially, however, in the short narrow calyx-lobes and 
in the short scant pubescence of the upper leaf-surface. 
61. UNDESCRIBED SPECIES FROM JAMAICA 
Pilea Maxoni sp. nov. 
Stem trailing, freely rooting at the nodes,.3-6 dm. long or 
longer, rather densely pubescent, the pubescent branches erect, 
6-12 cm. high or higher. Stipules ovate-orbicular, rounded, sub- 
membranous, 3-6 mm. long, sometimes broader than long; leaf- 
pairs nearly equal; leaves ovate, regularly crenate, I—3 cm. long, 
acute, acuminate, or some of the smaller ones obtuse at the apex, 
obliquely obtuse or rounded at the base, 3-nerved from above the 
base, sparingly pubescent and reticulate-veined beneath, the upper 
surface nearly veinless, with long, flat scattered hairs and some 
short ones, the linear glochides largely marginal only; petioles 
slender, pubescent, as long as the blades or shorter; pistillate 
inflorescence paniculate, slender-peduncled, about 6 cm. long, the 
staminate shorter; sepals lanceolate or oblong-lanceolate. 
Rocky woods in the Cockpit Country, Jamaica. Type, Maxon 
& Killip 1555, from near Mocho, above Catadupa, April 3, 1920; 
previously collected near Troy, June 28, 1904 (Maxon 2834), our 
specimen of this number barren. 
Zanthoxylum Harrisii P. Wilson sp. nov. , 
An unarmed tree 15-18 m. high, with grayish-brown branches. 
Leaves equally pinnate, 2—3.5 dm. long, the petioles and rachis 
terete, glabrous or nearly so; leaflets 8-12, alternate or sometimes 
opposite, short- petioluled, elliptic-lanceolate to elliptic, 7-15 cm. 
long, 4-5 cm. broad, coriaceous, acuminaté at the apex, inequi- 
lateral at the base, entire, lustrous above, the midvein impressed, 
paler beneath, the midvein prominent; inflorescence terminal or 
lateral in the axils of the upper leaves, the branches densely 
puberulent; staminate flowers: calyx lobes 5, triangular-ovate; 
petals 5, lanceolate, 3 mm. long, 1.5 mm. broad, stamens 5, 
exserted. 
St. George’s, Portland, Jamaica, March 30, 1918 (Harris 
F2G76): +. 
Salvia clarendonensis sp. nov. 
A spreading shrub with weak stems and branches 2—3 m. long, 
the twigs, eens and inflorescence puberulent. Leaves slender- 
