全 文 ：植 物 分 类 学 报 43(2): 181(2005)
Acta Phytotaxonomica Sinica
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Received: 24 February 2004 Accepted: 6 July 2004
Supported by the Knowledge Innovation Program of the Chinese Academy of Sciences (No. KSCXZ-SW-108) and Kadoorie
Farm and Botanic Garden.
*Author for correspondence.
Zeuxine flava, a newly recorded species of
Orchidaceae from China
JIN Xiao-Hua QIN Hai-Ning*
1(Kunming Institute of Botany, the Chinese Academy of Sciences, Kunming 650204, China)
2(Institute of Botany, the Chinese Academy of Sciences, Beijing 100093, China)

Abstract Zeuxine flava (Wall. ex Lindl.) Benth. ex Hook. f., a newly recorded species of
Orchidaceae from China, is reported. This species is characterized by having flowers saffron,
lip “T”-shaped, lobules of epichile squarish and not much longer than wide, and each side of
sac with only one callus inside.
Key words Zeuxine, Zeuxine flava, Orchidaceae, new record, China.

During conducting the program on “Biodiversity, Status, Trade and Conservation of
Native Orchid Species in Limestone Region of Yunnan, Guizhou and Guangxi”, which is
financially supported by Kadoorie Farm and Botanic Garden, a species of the genus Zeuxine
Lindl. is found as new record to the Chinese orchid flora and here reported.
Zeuxine flava (Wall. ex Lindl.) Benth. ex Hook. f. in Fl. Brit. Ind. 6: 108. 1890; Seidenfaden
in Dansk Bot. Ark. 32 (2): 78, fig. 52. 1978. ——Monochilus flavum Wall. ex Lindl., Gen. Sp.
Orch. 487. 1840.
黄花线柱兰 新拟
Terrestrial. Plants about 20-30 cm tall. Leaves 3-4, broadly lanceolate, 5-6 cm long,
1.5-2 cm wide. Inflorescence 13 cm long, 8-15-flowered, hairy. Bracts 5-6, lanceolate,
caudate, hairy, 5 mm long. Ovary with pedicel 12 mm long, not hairy. Flowers small, saffron,
not fully open; sepals not hairy, middle sepals concave into boat-shaped, 3.5 mm long, 2 mm
wide; lateral sepals oblique, falcate, 3-veined, 3 mm long, 1.2 mm wide; petals oblong, truncate,
2.5 mm long, 1 mm wide. Lip “T”-shaped, 3 mm long, 4.5 mm wide, saccate at base, with 2
hooked calli inside. Column 2 mm long.
China. Yunnan (云南): Wenshan (文山), terrestrial in the sparse forest in limestone areas,
alt. 1400 m, 2002-05-02，HK Kadoorie PT (香港嘉道理项目队) 3402 (PE).
Zeuxine flava is distributed in Sri Lanka, Nepal, India and Thailand. The specimen from
Yunnan represents the first record of this species in China.

中国兰科线柱兰属一新记录种——黄花线柱兰
1金效华 2覃海宁*
1(中国科学院昆明植物研究所 昆明 650204) 2(中国科学院植物研究所 北京 100093)

摘要 报道了中国兰科植物一新记录种,黄花线柱兰 Zeuxine flava (Wall. ex Lindl.) Benth. ex Hook. f.。本
种的唇瓣橘黄色并呈“T”形,前唇裂片成方形,长宽近相等,唇瓣基部囊内各具一枚钩状胼胝体。
关键词 线柱兰属; 黄花线柱兰; 兰科; 新记录; 中国