Dendrobium chrysotoxum Lindl.

Flowering from March to May.

Dendrobium chrysotoxum is close relative of Dendrobium sulcatum, but differs from the latter in its stems not laterally compressed, thickly fusiform, with many ridges (vs. distinctly laterally compressed, clavate), petal margin minutely dentate (vs. entire), lip margin undulate (vs. minutely erose to ciliate-hairy).

Dendrobium chrysotoxum is occurring in S and W Yunnan of China, NE India, Laos, Myanmar, Thailand, and Vietnam.

Stem pseudobulbous, erect, fusiform, 6-30 cm, 1.5-5 cm in diameter at middle, with 2-5 internodes, with many bluntly rounded ridges, golden-yellow when dry. Leaves 2-5, subterminal, oblong, to 19 cm long, 2-3.5 cm or wider, leathery, base contracted, not decurrent into clasping sheaths, apex acute and hooked. Inflorescence subterminal, ascending or slightly pendulous, to 20 cm, laxly many flowered; peduncle and rachis stout, basal sheaths 4 or 5; floral bracts ovate-lanceolate, 2-3 mm, membranous, apex acute. Pedicel and ovary to 5 cm. Flowers slightly fragrant, thickly textured, golden-yellow, lip deeper golden-yellow with red stripes on each side at base, anther cap pale yellow. Dorsal sepal oblong, 12-20 mm long, 5-9 mm wide at middle, 7-veined, slightly obtuse; lateral sepals nearly equal to dorsal sepal; mentum semiglobose, ca. 4 mm wide. Petals oblanceolate, ca. as long as dorsal sepal, ca. 2 times as wide as sepals, ca. 10-veined, margin minutely dentate, apex rounded; lip nearly reniform-orbicular, ca. 20-23 mm, adaxially densely pubescent, margin undulate, apex shallowly bilobed; disk often opposite V-shaped raised, sometimes with U-shaped chestnut spots. Column ca. 5 mm; anther cap tower-shaped.

The chromosomal number of Dendrobium chrysotoxum is 2n = 38 (Cheng et al., 1985; Hashimoto, 1987; Vijayakumar and Subramanian, 1994).

Epiphytic on tree trunks in sunny evergreen broad-leaved forests, lithophytic on rocks in open forests; 500-1600 m.

Dendrobium chrysotoxum (lat. Dendrobium chrysotoxum) - səhləbkimilər fəsiləsinin dendrobium cinsinə aid bitki növü.

Dendrobium chrysotoxum (golden-bow dendrobium or fried-egg orchid) is a widely cultivated species of orchid. It is native to Southeast Asia, growing naturally in Myanmar, Bhutan, Yunnan, China, Manipur, Assam, India, Bangladesh, Andaman Islands, Laos, Nepal, Thailand, and Vietnam.

Dendrobium chrysotoxum adalah spesies tumbuhan yang tergolong ke dalam famili Orchidaceae. Spesies ini juga merupakan bagian dari ordo Asparagales. Spesies Dendrobium chrysotoxum sendiri merupakan bagian dari genus Dendrobium. Nama ilmiah dari spesies ini pertama kali diterbitkan oleh Lindl..

Kim điệp hay kim điệp thân phình, hoàng thảo kim điệp, thạch hộc dùi trống, cổ chùy thạch hộc (danh pháp hai phần: Dendrobium chrysotoxum) là một loài lan trong chi Lan hoàng thảo.

Phương tiện liên quan tới Dendrobium chrysotoxum tại Wikimedia Commons

Cây phân bố từ Nam Á đến Đông Nam Á. Tại Việt Nam, cây có mặt ở các khu vực: Vinh, Kon Tum, Gia Lai, Buôn Ma Thuột, Đà Lạt.

鼓槌石斛（学名：Dendrobium chrysotoxum）为兰科石斛属下的一个种。