核果木 he guo mu

Cyclostemon indicus Müller Argoviensis, Linnaea 32: 81. 1863; C. griffithii J. D. Hooker; C. hieranensis Hayata; C. karapinensis Hayata; C. lancifolius J. D. Hooker; Drypetes griffithii (J. D. Hooker) Pax & K. Hoffmann; D. hieranensis (Hayata) Pax & K. Hoffmann; D. karapinensis (Hayata) Pax & K. Hoffmann; D. karapinensis var. hieranensis (Hayata) Hurusawa; D. lancifolia (J. D. Hooker) Pax & K. Hoffmann; D. longipes X. H. Song; D. nienkui Merrill & Chun.

Trees to 15 m tall, rarely monoecious, glabrous except for pubescent sepals, ovary, and fruits; branchlets densely lenticellate. Petiole 3-10 mm, usually transversely rugose when dry; leaf blade elliptic-oblong, ovate-oblong, oblong-lanceolate, or lanceolate, 8-15 × 3-6 cm, leathery or thickly papery, base cuneate to rounded, usually oblique, margin entire, apex caudate-acuminate; lateral veins 6-8 pairs, reticulate veins dense and prominent. Inflorescences on slender, leafy, axillary shoots. Male flowers: pedicels 2-10 mm; sepals 4, ca. 2 mm; disk rounded-discoid, entire or margin slightly elevated and shallowly divided; stamens 4-8, inserted at sinus of disk; filaments terete. Female flowers: ovary globose, 2- or 3-celled; styles 2 or 3, elongate; stigma peltate or flabellate, entire. Fruiting pedicels 2.5-4 cm; drupes solitary, globose, 12-22 mm in diam., 2- or 3-celled, 1-seeded; exocarp subleathery-dry; endocarp papery. Fl. and fr. Nov-Feb.

Evergreen forests; 400-1600 m. Guangdong, Guangxi, Guizhou, Hainan, Taiwan, Yunnan [Bhutan, India, Myanmar, Sri Lanka, Thailand].