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FOC | Family List | FOC Vol. 12 | Theaceae | Adinandra

16. Adinandra elegans F. C. How & W. C. Ko ex Hung T. Chang, Acta Sci. Nat. Univ. Sunyatseni. 6(1): 27. 1960.

长梗杨桐 chang geng yang tong

Shrubs to 1.5 m tall. Young branches grayish brown, glabrous; current year branchlets pale reddish brown, sparsely pubescent or almost glabrous; terminal buds appressed pubescent. Petiole ca. 1 mm, subglabrous; leaf blade narrowly lanceolate to oblanceolate, 4-6(-7) × 1-1.5 cm, thinly leathery, abaxially pale green and sparsely appressed pubescent or glabrescent, adaxially dark green, shiny, and glabrous, secondary veins ca. 10 on each side of midvein and obscure on both surfaces, base cuneate, margin undulate serrate, apex obtuse and with a retuse tip. Flowers axillary, solitary. Pedicel 2-3 cm, slender, recurved, glabrous; bracteoles caducous, linear, ca. 3 mm, glabrous. Sepals ovate-lanceolate, ca. 5 mm, outside glabrous, margin glandular or ciliolate, apex acute. Petals white, oblong-ovate, 8-10 × ca. 4 mm, outside sericeous along median portion. Stamens ca. 25, 4-6 mm; filaments glabrous; anthers linear-oblong, shorter than filaments, with filiform trichomes. Ovary ovoid, glabrous, 3-loculed with many ovules per locule; style ca. 3 mm, villous, apically 3-parted. Fruit black, ovoid, 6-7 mm in diam., many seeded. Seeds brown, compressed reniform, shiny. Fl. Jun-Jul, fr. Sep-Oct.

● Thickets along streams or on rocks; 400-500 m. Guangdong (Yangchun).


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