4. Schefflera hainanensis Merrill & Chun, Sunyatsenia. 2: 295. 1935.
海南鹅掌柴 hai nan e zhang chai
Agalma hainanense (Merrill & Chun) Hutchinson.
Trees, to 10 m tall, hermaphroditic. Petiole 10-20(-30) cm; petiolules 1.5-7 cm; leaflets 12-16, ovate to elliptic-ovate, 5-12 × 2-6 cm, some much smaller and resembling bracts, papery, glabrous, slightly glaucous abaxially, secondary veins 7-10 pairs, distinct on both surfaces, tertiary veins more distinct abaxially, slightly distinct adaxially, not impressed in dry material, base broadly cuneate, margin entire, slightly revolute, apex acuminate. Inflorescence a terminal panicle of racemes, densely stellate tomentose, glabrescent; primary axis to 40 cm; secondary axes to ca. 15 cm; pedicels 2-2.5 mm. Calyx glabrous or stellate pubescent, 5-toothed. Ovary 5-carpellate; styles united into a column. Fruit globose, 2.5-4 mm in diam., slightly 5-ribbed when dry; styles 1-2 mm; pedicels ca. 3 mm. Fl. Sep-Oct, fr. Oct-Nov.
Evergreen broad-leaved forests; 1300-1600 m. Hainan [Vietnam].