Elaeocarpus limitaneus Hand.-Mazz.

Trees evergreen, to 20 m tall. Branchlets robust, gray-brown appressed tomentose, without persistent bracts. Petiole robust, 2-4 cm, densely brown tomentose at first, glabrescent; leaf blade adaxially shiny when dry, elliptic or obovate, 7-19 × 5-8 cm, leathery, abaxially silvery-gray appressed tomentose, adaxially pubescent on midvein only, lateral veins 8-14 per side, prominently raised abaxially, conspicuous adaxially, veinlets slightly raised abaxially, inconspicuous adaxially, base broadly cuneate or acute, decurrent, margin sparsely serrulate, apex acuminate or acute. Racemes in axils of current and fallen leaves, 5-8 cm; peduncles brown tomentose. Pedicel 3-6 mm, brown tomentose; bract 1, at base of pedicel, caducous, minute. Flowers bisexual. Sepals 5, gray, narrowly lanceolate, ca. 5 mm, abaxially pubescent, adaxially sparsely pubescent. Petals 5, white, 6-7 mm, abaxially glabrous, adaxially pubescent at base, laciniate in upper 1/2; segments 11-16. Stamens 30, ca. 4 mm, puberulent; anthers not awned. Disk 5-lobed, pubescent. Ovary 3-loculed, pubescent; style ca. 3 mm, glabrous in upper 1/2. Drupe elliptic-ovoid, 2.5-3 × ca. 2 cm; exocarp glabrous, apex rounded; endocarp bony, lacunose. Fl. Jul, fr. Aug-?Sep.

Fujian, Guangdong, Guangxi, Hainan, SE Yunnan [Vietnam].

Forests; 1000-1700 m.

Elaeocarpus maclurei Merrill.

Côm biên (danh pháp khoa học: Elaeocarpus limitaneus) là một loài thực vật có hoa trong họ Côm. Loài này được Hand.-Mazz. mô tả khoa học đầu tiên năm 1933.

灰毛杜英（学名：Elaeocarpus limitaneus）为杜英科杜英属下的一个种。