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Plants of Taiwan

  • Cymbidium dayanum Rchb. f.
    鳳蘭    

    形態特徵

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    相關連結

    作者

    SU, Horng-Jye

    形態特徵

    • Tufted epiphytes. Pseudobulbs cylindrical, obscured by overlapping leaf sheaths.
    • Leaves 6-9, nearly distichous, linear, 50-80 cm long, 7-14 mm wide, yellowish green, coriaceous, apex acute, narrowed at base and articulated with sheaths.
    • Peduncle producing from base of pseudobulb, pendulous or arching, 20-40 cm long, with several overlapping sheaths near base, sheaths ovate-lanceolate, 8-9 cm long; bracts ovate, 7 mm long, 3 mm wide, acute; pedicel and ovary 3-4 cm long. Flowers many, perianth spreading, more or less hyaline, whitish, with reddish median band; sepals oblanceolate, 2.5-3.2 cm long, 7-8 mm wide, acute; petals similar to sepals but shorter, 2-2.3 cm long, 8 mm wide; lip distinctly 3-lobes, 1.8 cm long, 1.4 cm wide, lateral lobes erect, elliptic, with many parallel strips; midlobe reflexed, ovate, ca. 8 mm long, obtuse, deep purplish red, disc 2-keeled, keels parallel, yellow, hairy; column reddish, 1.2-1.4 cm long; anther yellow, 2-celled; pollinia 2, deeply lobed, attached to broad triangular viscidium.
    • Capsules fusiform, 5-6 cm long, 2.5 cm in diam., pedical ca. 1.5-2 cm long.

    分布

    World: Widely distributed from Japan, southern China, India, and the Himalaya, through Indochina, Philippine, and Malay to Indonesia.
    Taiwan: Forests at 200-1,500 m throughout, fairly abundant on branches of trees.

    引證標本

    TAIPEI: Kapowshan, Sasaki s. n. May 1927; Wulai, Su 7511. PINGTUNG: Nanjenshan, Su 917*; 7998. ILAN: Niurdow, Sasaki s. n. Mar 1918. NANTOU: Sun Moon Lake, Kudo & Sasaki 15634. HUALIEN: Fonglin, Su 85. TAITUNG: Hsinkangshan, Su & Chen 8052.

    資料來源

    SU, Horng-Jye. 2000. 38. ORCHIDACEAE. Flora of Taiwan, second edition (台灣植物誌第二版). 5: 823.

    本種於 1978 年由 Liu & Su 在台灣記錄到後,目前已有 8 種學名、 2 種中文名及 1 種其他語言俗名曾在台灣被使用。

    本種共有 13 份 典藏標本

    <em>Cymbidium dayanum</em> Rchb. f.鳳蘭