Parr 3, 1918] ALLIONIACEAE 175 
or glabrate, the cymes many-flowered, dense,,at least in anthesis, 1.5-3 cm. broad, the branches 
ferrugino-puberulent, the flowers sessile or on stout pedicels 3 mm. long or shorter; bractlets 
triangular-oblong, acute, 1 mm. long or shorter, puberulent; pistillate perianth tubular-in- 
fundibuliform, 3 mm. long, narrowed at the base, minutely and sparsely puberulent, 4-dentate; 
style slightly exserted; staminate inflorescence and fruit not known. 
TYPE LOCALITY: Yucatan. 
DistrrsurTion: Known only from the type locality. 
4. Neea rotundifolia Heimerl, Symb. Ant. 7: 218. 1912. 
Tree, 9 meters high; branches gray, glabrous, the branchlets very stout, densely ferru- 
gino-puberulent when young, glabrate in age, densely leafy; leaves opposite, the petioles stout, 
0.9-2.4 cm. long, the blades oval, broadly oval, or rounded-oval, 6-14 cm. long, 3.3-9 cm. wide, 
rounded or obtuse at the apexor rarely shortly and abruptly acuminate, rounded or obtuse at the 
base, thin-coriaceous, deep-green, slightly lustrous on the upper surface and sparsely puberulent 
when young, beneath dull and sparsely puberulent, subundulate, the margins somewhat 
revolute, the lateral veins 5-10 on each side, slightly arcuate, the veinlets reticulate, con- 
spicuous beneath; peduncles of the staminate cymes stout, 4-5 cm. long, ferrugino-puberulent, 
the cymes many-flowered, 6-7 cm. broad, the primary branches radiately spreading, the 
flowers sessile or subsessile, the bractlets ovate-triangular, 0.5 mm. long, acutish ; peduncles 
of the pistillate cymes terminal or axillary, 2.5-5 cm. long, stout, the cymes 7-13 em. broad, 
the primary branches opposite or alternate, divaricate, stout, densely puberulent, the flowers 
sessile or very shortly and stoutly pedicellate, the bractlets ovate-triangular, 0.5~1 mm. long, 
densely puberulent; free part of the pistillate perianth 1.5-2 mm. long and 1.5-2 mm. wide; 
anthocarp 5-7 mm. long, ellipsoid, glabrous or obscurely puberulent; utricle 5~6 mm. long, 
finely striate. 
TYPE LOCALITY: Peckham Woods, Upper Clarendon, Jamaica. 
DistR1BuTion: Clarendon Parish, Jamaica. 
5. Neea nigricans (Sw.) Heimerl, Symb. Ant. 7: 218. 1912. 
Pisonia nigricans Sw. Fl. Ind. Occ. 643. 1800. 
Neea jamaicensis Griseb. Fl. Brit. W. Ind. 71. 1859. 
Tree, 5-15 meters high, the branches stout, grayish, glabrous, the branchlets stout, 
densely ferrugino-puberulent when young, glabrate in age, the internodes usually short; 
leaves opposite, the petioles rather slender, 0.4—2.6 cm. long, the blades oval to elliptic-oblong, 
5-17.5 cm. long, 2.5-7.5 cm. wide, obtuse to acutish at the base, abruptly acuminate or cuspi- 
date-acuminate at the apex, with a triangular or narrowly triangular, acute or acuminate 
acumen, thin, deep-green, slightly lustrous and glabrous above, slightly paler beneath and 
very sparsely puberulent along the veins or glabrous, the margins plane or subrevolute, the 
lateral veins prominent beneath, 7-11 on each side, divaricate, straight or slightly arcuate; 
peduncles of the staminate cymes 1.5—6 cm. long. terminal and axillary, rather slender, sparsely 
puberulent or glabrate, the cymes many-flowered, loosely branched, 5~7 em. wide, the branches 
mostly alternate, ascending or divaricate, densely puberulent, the flowers subsessile or short- 
pedicellate, the bractlets lance-subulate, 1 mm. long, puberulent, the perianth suburceolate, 
4-5 mm. long, sparsely puberulent; stamens 8, unequal; pistillate cymes similar to the staminate 
ones, 5-10 cm. broad, the peduncles 1.5-9 cm. long, the flowers sessile or short-pedicellate, 
the perianth broadly tubular-funnelform, 4-5 mm. long, puberulent, 4-dentate, the teeth 
triangular, obtuse or acutish; fruit broadly oblong, 10-11 mm. long, 5—6 mm. in diameter, the 
free portion of the perianth 1.5 mm. long and as broad or broader, the utricle 7-9 mm. long, 
coarsely costate; seed oblong, 5 mm. long, light-brown, finely striate. 
TyPE LOCALITY: Jamaica. 
DistTRIBUTION: Jamaica. 
ILLUSTRATION: Fawe. & Rendle, Fl. Jam. 3: f. 52. 
6. Neea psychotrioides Donn. Smith, Bot. Gaz. 16: 199. 1891. 
Shrub, 2-3 meters high, the branchlets terete, ferrugino-puberulent when young, glabrate 
in age, the internodes usually elongate; leaves opposite or the uppermost verticillate, the 
