^srags Vol. 71, pp. 153-154 Nov. PROCEEDINGS v of the J DEC 5 1958 BIOLOGICAL SOCIETY OF WASHINGTOn\v 1/qr^ A NEW AMPELOCERA FROM CUBA C. V. Morton The genus Ampelocera is distinguished from other Cuban trees of the family Ulmaceae by its pinnately veined leaves, numerous stamens, and small, drupaceous fruits. Two species have been known from Cuba, both exceedingly rare: Ampelocera ccbensis Grisebach, Cat. PI. Cub. 57. 1866. Type from Pinar de Rio, Charles Wright 2222. Another collection is Sierra de Anafe, Pinar del Rio, Wilson # Leon 11398. Ampelocera crenclata Urban, Repert. Sp. Nov. Fedde 15: 399. 1919. Type from western Cuba, Ramon de la Sagra 413. Known only from the type. These species may be distinguished from the new species described below as follows: Leaf -blades crenulate throughout; sepal glabrous A. crenulata Leaf -blades entire: sepals densely sericeous-pilose externally. Leaf -blades densely soft-pilosulous all over the lower surface; stipules 4.5-6 mm. long _ ...A. pubescens Leaf-blades glabrous or bearing a few minute hairs along the midrib and primary veins; stipules 3 mm. long A. cubensis Ampelocera pubescens Morton, sp. now Arbor 6-10.5. alta, trunco usque ad 30 cm. diam. ; ramuli graciles, ca. 2 mm. diam, grisei vel albiduli, inermes, perspicue lenticellati, juventute dense puberuli; folia simplicia, alterna, decidua ; petioli nigri-cantes, 5-6 mm. longi, dense breviter pubescentes, supra paullo canalicu-lar, subtus teretes; lamina foliorum ovata ad oblonga, 7.5-15 cm. longa, 4-8.5 cm. lata, apice acuminata, basi subaequaliter cordata, integra, chartacea, supra viridis, nitens, glabra, venis lateralibus minute pubes-centibus exceptis, subtus pallklior, ubique molliter pilosuln, venis pri-mariia pinnatis, 6-8-jugis, Becundariis supra promincnte reticulatis ; stipuli laterali, lanceolati, 4.5-6 mm. longi, 1.7 mm. lati, acuminati, crassi. externe pubescentes, mox decidui; (lores hermaphroditi, sessiles, in glomerulis -vcl 3, axillaribus, Bessilibus in ramulis qoo foliatis positi, bracteis aonnullis, minutis, orbicularibus, brnnnescentibus, coriaceis suffulti; petals desnnt; sepals 4 vcl 5, imbricata, ovata, ca. 2 mm. Ionics ct 1.5 mm. lata, concava, apice rotundata, integra, externe dense sericeo-pilosa, intus parce pilosula; stamins 16, filamentis gracilibus, ca. 2 mm. '""^is, glabris, sntheris ca. 1.2 mm. longis, oblongis, loculis longitu-dinaliter dehiscentibus, connective apiculato, loculos Buperante; ovarium dense puberulum, L-loculare, ovulo singulo, ex apice pendulo; stylus 30— Proc. Biol. Soc. Wash., Vol. 71, L958 (153)
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