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Plants of Taiwan

  • Peristylus lacertifer (Lindl.) J. J. Sm.
    細花玉鳳蘭    

    形態特徵

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    相關連結

    作者

    SU, Horng-Jye

    形態特徵

    • Plants 20 to 35 cm high. Tuberoids ovoid or fusiform, 1-2 cm long. Stem leafy near ground, sheathing below
    • Leaves 2-3, closely clustered, oblong-lanceolate or oblanceolate, 5-8 cm long, 1-2 cm wide, apex acute.
    • Peduncle straight and slender, rigid, 5-20 cm long, with 3-4 scales; rachis 5-10 cm long; bracts ovate, 7-9 mm long, 3-4 mm wide, acuminate; pedicel and ovary lying close to rachis, 8-10 mm long. Flowers dense, perianth not opening widely, greenish; dorsal sepal concave, ovate, 3-4 mm long, 1.5 mm wide, apex obtuse; lateral sepals falcate-oblong, 3-4 mm long, 1.5 mm wide, apex acute; petals ovate-lanceolate, 3 mm long, 1.5 mm wide, apex acute, contracted at base; lip 3-lobed, 5 mm long, lateral lobes parallel to central one, linear, 2-3 mm long, central lobe ligulate, 1.5-2 mm long, apex obtuse, disc with large rounded callus at center, spur ovoid, 1.5 mm long, with narrow mouth on lip-base; column ca. 1 mm tall, with small auricle on both sides; anther cells 0.8 mm long, rather close; pollinia obovoid, 1 mm long, caudicle 0.3 mm long, viscidia oblong; stigma shortly clavate, adnate to base of lip, surrounding mouth of spur; rostellum narrowly triangular, with short or obscure lateral arms.

    分布

    World: Sikkim, India, southern China, Myanmar, Thailand, Indochina and Malaysia.
    Taiwan: Open grasslands at low elevations.

    引證標本

    NANTOU; Sun Moon Lake, Su 8506; Lienhuachi, Lin 218.

    資料來源

    SU, Horng-Jye. 2000. 38. ORCHIDACEAE. Flora of Taiwan, second edition (台灣植物誌第二版). 5: 998.

    本種於 2000 年由 Su 在台灣記錄到後,目前已有 1 種學名、 3 種中文名及 0 種其他語言俗名曾在台灣被使用。

    本種共有 2 份 典藏標本

    <em>Peristylus lacertifer</em> (Lindl.) J. J. Sm.細花玉鳳蘭