ParT 1, 1918] RUBIACEAE 83 
TYPE LocaLity: Along the Duvergé River, Province of Barahona, Santo Domingo, at an alti- 
tude of 75 meters. 
DISTRIBUTION: Hispaniola. 
100. Rondeletia Rugelii Urban, Symb. Ant. 7: 397. 1912. 
Rondeletia Poitaei microphylla Griseb. Cat. Pl. Cub. 128. 1866. 
Shrub, the branches stout, terete, grayish, lenticellate, densely short-pilose when young, 
the internodes short; stipules triangular-acuminate, 1.5—2 mm. long, erect, tomentulose; leaves 
opposite, the petioles 1-1.5 mm. long, the blades narrowly obovate or oblong, 5-10 mm. long, 
2-4 mm. wide, acute at the base, obtuse or rounded at the apex, sometimes obscurely apiculate, 
thick-coriaceous, densely and minutely appressed-pilosulous on the upper surface, grayish 
beneath and tomentulose, the costa subimpressed above or obsolete, the venation beneath 
prominent and reticulate, the lateral veins 2 or 3 on each side, ascending at an angle of 40—45°, 
the margins revolute; inflorescence axillary, 1—3-flowered, the peduncles 1-4 mm. long, the 
flowers sessile; bracts linear-subulate, 1.5-2.5 mm. long; hypanthium tomentose; calyx-lobes 
4, linear, 1-1.5 mm. long, obtuse, subequal, as long as the hypanthium; corolla densely retrorse- 
pilose with short white hairs, the tube cylindric, 5 mm. long, thickened in the throat, the 4 
lobes suborbicular, less than one third as long as the tube, glabrate within; anthers included, 
1.5 mm. long, the filaments 0.3 mm. long. 
TYPE LOCALITY: Near Matanzas, Cuba. 
DISTRIBUTION: Known only from the type locality. 
101. Rondeletia hypoleuca Griseb. Cat. Pl. Cub. 128. 1866. 
Shrub, 1-2 meters high, the branches stout, terete, dark-gray, densely short-pilose when 
young with fulvescent ascending hairs; stipules deltoid, acuminate, about 2 mm. long, erect, 
thick, minutely sericeous; leaves opposite, mostly crowded at the ends of the branches, the 
petioles very stout, 1-2 mm. long, tomentulose, the blades broadly oval or suborbicular, 3-10 
mm. long, 3-8 mm. wide, rounded at the base, broadly rounded at the apex, usually minutely 
apiculate, thick-coriaceous, yellowish-green above, densely and minutely appressed-pilose, the 
venation obsolete, beneath densely fulvescent-tomentulose, sericeous along the veins, the 
venation very prominent, the lateral veins 2—4 on each side, arcuate, ascending at an acute angle, 
the secondary veins reticulate, the margins subrevolute; inflorescence axillary, 1-flowered or 
rarely 3-flowered, the peduncles stout, about 1 mm. long; bractlets deltoid, minute; hypanthium 
densely tomentulose; calyx-lobes 4, deltoid or ovate, 1-1.5 or rarely 2 mm. long, obtuse, sericeous; 
corolla-tube cylindric, ampliate above, 5.5 mm. long, densely retrorse-pilose with whitish hairs, 
the 4 lobes rounded, about one third as long as the tube, sericeous on both surfaces; anthers 
included, oblong, 1.5 mm. long, the filaments very short; capsule globose, 3 mm. in diameter, 
tomentulose. 
TYPE LOCALITY: Near Baracoa, Oriente, Cuba. 
DISTRIBUTION: In rocky places, Oriente, Cuba. 
102. Rondeletia baracoensis Britton, Bull. Torrey Club 44: 27. 
1917. 
Branches stout, terete, grayish, densely retrorse-pilosulous when young with grayish hairs; 
stipules broadly deltoid, about 2 mm. long, acute or cuspidate, erect, thick, strigillose or seri- 
ceous; leaves opposite, crowded at the ends of the branches, the petioles stout, 3-5 mm. long, 
tomentulose, the blades oval, broadly oval, or oval-oblong, 1.5—2.2 cm. long, 0.8—1.4 cm. wide, 
rounded or obtuse.at the base, rounded at the apex, coriaceous, dark-green above, densely and 
minutely pilosulous when young, glabrate in age, the venation obsolete, beneath densely grayish- 
tomentulose when young, glabrate in age, the venation prominent, the lateral veins stout, 3-5 
on each side, divaricate or widely ascending, the secondary veins prominently reticulate, the 
margins revolute or subrevolute; inflorescence axillary, subcapitate, usually 3-flowered, the 
peduncles stout, 3-10 mm. long, the flowers sessile; bracts and bractlets minute, deltoid; 
hypanthium tomentulose; calyx-lobes 4, ovate-deltoid, 1-1.5 mm. long, obtuse, minutely seri- 
ceous; corolla-tube clavate, 5 mm. long, densely retrorse-pilose, the 4 lobes rounded, one third 
