A new Alangium (Alangiaceae) from Sarawak

Arbor parva ramulis 3—5 mm diametro glabratis atrogriseis cortice lenticellato innovationibus perminute sparseque cinereo-stellato-puberulentis (trichomatibus paucibrachiatis). Folia 4.5—9.5 cm longa, 3.5—8.2 cm lata, subcircularia vel late obovata glabra coriacea basi obtusato minime cuneato, apice obtuse late retuso-emarginato (ad instar folii generis Coccoloba fam. Polygonaceae); petiolo 10—15 mm longo 2.5 mm diametro supra canaliculato; costa media utrinque leviter elevata; nervis lateralibus 4—5-paribus suboppositis, venulis subscalariformibus. Inflorescentia 1—3-flora vulgo bifurcata pedunculo 7—10 mm longo pedicellis 2—3 mm longis axibus omnibus sparseque cinereopuberulentis, bracteis non vidi (delapsis). Flores pentameri, calyce infundibuliforme 6x6 mm subdensiter cinereo-stellato-puberulente, lobis obtusis vix 0.5 mm altis; petalis lineari-lanceolatis c. 28 mm longis basi 4 mm lato, minute cinereo-stellato-puberulento in pagina abaxiale, intus in pagina adaxiale marginibus exceptis pubescenti trichomatibus simplicibus c. 0.2 mm longis; alabastris anguste obclavatis apice rotundato-obtuso; staminibus linearibus basi expanso interne excavato supra depressione umbonato deinde densiter hirsutulo (trichomatibus simplicibus), filamento supra partem basalem glabro compresse ligulato 10—11X1.6 mm; anthera 10—12 mm longa attenuata thecis separatis apice minute obtuso. Discus (apex ovarii) glaberrimus obscure 5-lobatus 4—5 mm latus 1.7 mm altus, stylo centrali columniforme 22—26 mm longo apice obtuso 4—5-canaliculato omnino (apice excepto) hirsutulo trichomatibus adscendenti-appressibus acicularibus usque ad I mm longis 1-cellularibus; stigma glabro circiter 0.9 mm longo; loculis 3 mm longis intus praecipue in basi hirsutulis. (Fructus ignotus). BORNEO. Sarawak: Kuching Dist., Bukit Siol, in disturbed primary forest, small tree 30 ft. high, fl. Oct. 1964, Saleh ak Nantah S. 24, 325 (SAR, holotype; A, BO, K, KEP, L, SAN, SING).