BRITTON: STUDIES OF WEST INDIAN PLANTS 453 
elliptic, 6-10 mm. long, subcoriaceous, entire, 7 mm. wide or less, 
abruptly acute, obtuse, or some of them rounded at the apex, 
narrowed at the base, glabrous, pinnately few-veined, the gla- 
brous or somewhat pubescent petioles 0.5-1 mm. long; inflorescence 
corymbose-cymose, several-flowered; pedicels very slender, spar- 
ingly pubescent, 1-2 mm. long; fruit narrowly obpyramidal, 
sparingly papillose or glabrous, 2 mm. long, 1 mm. thick at the 
top, evenly gradually narrowed to the rounded base, the per- 
sistent calyx-lobes ovate or ovate-lanceolate, about 0.5 mm. long. 
Coastal thickets, vicinity of Siguanea, Isle of Pines, Cuba 
(Britton & Wilson 14042.) 
3. MACHAONIA TRIFURCATA Urban, Symb. Ant. 5: 512. 1908 
Cuba (C. Wright 2760). Referred by Grisebach to the 
Jamaican M. cymosa Griseb., but clearly different from that 
species. Not found by us. A part of C. Wright 433 in the her- 
barium of the New York Botanical Garden has the characters of 
this species. 
4. MACHAONIA MICROPHYLLA Griseb. Mem. Am. Acad. II. 8: 
510. 1862 
Rocky hills at lower elevations in dry districts, province of 
Oriente. 
A barren specimen, collected in the palm barren near the ae 
of Santa Clara, Santa Clara province (Britton & Walson 6130) is 
doubtfully referred to this species. 
5. Machaonia calcicola sp. nov. 
?Spermacoce spinosa Jacq. Stirp. Am. 21. 1763. Not L. 1762. 
Not Machaeonia spinosa C. & S. 
?Spermacoce havanensis Jacq.; Gmel. Syst. 234. 1796. 
A much-branched shrub or small tree up to 3 m. high, the 
slender twigs densely puberulent, bristle-tipped. Leaves ovate or 
rhombic-ovate to elliptic or oblong-lanceolate, 6-15 mm. long, 
acute, short-acuminate, or some of them obtuse at the apex, nar- 
rowed or obtuse at the base, glabrous, | pinnately f et: the 
short petioles puberulent; inflorescence corymbose ose, several- 
to many-flowered; pedicels slender, pubescent, 1-2 mm. Se, ice 
densely pubescent, its ovate or ovate-lanceolate lobes as long as 
the tube or somewhat shorter; corolla white or yellowish, about 
I mm. long, its ovate-oblong obtuse lobes about as long as the 
