44 NORTH AMERICAN FLORA [VOLUME 32 
1.5-3 em. wide, rounded or very obtuse at the base, rounded or obtuse at the apex, thick- 
coriaceous, glabrous, dark-green on the upper surface, very lustrous, the costa impressed, the 
lateral veins obsolete, paler and brownish beneath, the costa salient, the lateral veins ob- 
scure, the margin strongly revolute; inflorescence cymose, terminal, the cymes few-flowered, 
short-pedunculate, the flowers short-pedicellate or sessile; hypanthium 1 mm. long. papillose; 
calyx-lobes 5 or 6, rounded, about as long as the hypanthium; capsule 3.5-4 mm. long, 
brown. 
Type collected in a rocky thicket, vicinity of Camp San Benito, Oriente, Cuba, altitude 900 
meters, February, 1910, J. A. Shafer 4059 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Oriente, Cuba. 
4. Acrosynanthus lucidus Britton, sp. nov. 
Shrub, 2.5—4.5 meters high, the branches stout, blackish-gray, closely and finely papillose, 
the internodes very short; stipule-sheath 1-2 mm. long, papillose; petioles very stout, 2-6 mm. 
long, papillose; leaf-blades oblong, 2.5-4.2 cm. long, 6-16 mm. wide, obtuse or acute at the 
base, obtuse or acutish at the apex, thick-coriaceous, glabrous, green and very lustrous above, 
the costa impressed, brownish beneath, the costa very prominent, the lateral veins obsolete, 
the margin strongly revolute; inflorescence cymose, few-flowered, sessile or short-pedunculate, 
about 1.5 cm. broad, the pedicels stout, 1-3 mm. long; hypanthium 1 mm. long, minutely 
papillose-scaberulous; calyx-lobes oval, obtuse, about as long as the hypanthium; capsule 
ellipsoid-globose, 3-4 mm. long, brown, lustrous. 
Type collected in serpentine thickets, trail from Navas to Camp Buena Vista, Oriente, Cuba, 
altitude 650 meters, March, 1910, J. A. Shafer 4417 (herb. N. Y. Bot. Gard.). 
DISTRIBUTION: Oriente, Cuba. 
5. Acrosynanthus trachyphyllus Standley, sp. nov. 
Branches stout, blackish, finely granular-papillose, with short internodes; stipule-sheath 
about 3 mm. long; petioles stout, 5-13 mm. long, papillose; leaf-blades oblong or lance-ob- 
long. 5—9.5 cm. long, 1.6—3 cm. wide, obtuse or rounded at the base, obtuse or broadly ob- 
tuse at the apex, rigid-coriaceous, the lateral veins obsolete, dark-green on the upper surface, 
glabrous, lustrous, the costa impressed, paler and brownish beneath, rough, more or less 
scaberulous, especially on the salient costa, the margin revolute, scabrous-ciliate; inflorescence 
cymose, terminal, short-pedunculate, few-flowered, the pedicels 2-3 mm. long; hypanthium 
about 1.5 mm. long, papillose; calyx-lobes 5 or 6, oval, obtuse; corolla 5 mm. long, puberulent 
outside, the lobes oblong-obovate, obtuse, as long as the tube, papillose within. 
‘Type collected at Cafiete, Baracoa, Cuba, August, 1917, J. T. Roig 66 (herb. N. Y. Bot. Gard.). 
20. RONDELETIA L. Sp. Pl. 172. 1753. 
Petesia 1. Syst. ed. 10. 894. 1759. 
Lightfootia Schreb. Gen. 122. 1789. Not Lightfootia L/Hér. 1788. 
Willdenovia J. F. Gmel. Syst. 2: 362. 1791. Not Willdenovia Thunb. 1790. 
Arachnimorpha Desv.; Hamilt. Prodr. tbe 1825. 
Rogiera Planch. FI. Serres 5: 442. 1849 
Arachnothryx Planch. Fl. Serres 5: 442. "1849, 
Shrubs or trees, glabrous or pubescent, the branches terete or angulate. Leaves opposite 
or verticillate, sessile or petiolate, the blades large or small, membranaceous or coriaceous. 
Stipules interpetiolar, usually broad, sometimes foliaceous, obtuse, acute, or cuspidate, usually 
persistent. Inflorescence terminal or axillary, cymose, corymbose, or paniculate, rarely 1- 
flowered; hypanthium usually subglobose, rarely obovoid or oblong; calyx 4- or 5- (rarely 6-) 
lobate, the lobes narrow or broad, often unequal, sometimes foliaceous, persistent; corolla 
funnelform or salverform, white, yellowish, or red, the tube usually slender and elongate, 
often ampliate in the throat, glabrous or pubescent, the throat often annular-thickened, some- 
times bearded, the lobes 4 or 5 (rarely 6), spreading, broad, obtuse, imbricate, 1 or 2 exterior. 
Stamens 4 or 5, inserted in the throat of the corolla, included or exserted; filaments short; 
anthers dorsifixed, narrowly oblong or broader, obtuse, erect. Disk annular. Ovary 2- 
celled; style filiform, obtuse or shortly bifid; ovules numerous, crowded on the placentae, 
