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Plants of Taiwan

  • Ania penangiana (Hook. f.) Summerh.
    綠花安蘭    

    形態特徵

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    相關連結

    作者

    SU, Horng-Jye

    形態特徵

    • Rhizomes 5-6 mm thick, many-noded, densely rooting. Pseudobulbs closely arranged, conic-ovoid, 2-5 cm tall, 2-3.5 cm in diam., dull green or purplish, usually becoming grooved with age.
    • Leaves dark green, linear to oblong, 15-40 cm long, 2-6 cm wide, 5-nerved, acute to acuminate at apex, cuneate and decurrent at base into sulcate petiole 10-30 cm long.
    • Peduncle green and marked with purple stripes, 25- 40 cm long, with 3-4 reddish sheaths at lower part, raceme with ca. 10 flowers; bracts lanceolate, 8-12 mm long, 2-3 mm wide, with 5 purplish veins; pedicel and ovary 14-17 mm long. Flowers, 4-4.5 cm across; sepals and petals brownish abaxially, brownish yellow adaxially and with 5-7 purple veins and green margins; sepals lanceolate, 23-28 mm long, 4-5 mm wide, acute or acuminate, petals falcate-linear, 20-26 mm long, 4-5 mm wide, acute; lip pale pink, pale yellow or nearly white, obovate, 3-lobed, 16-20 mm long, 10-12 mm wide when expanded, spur brownish purple, 4-5 mm long, slightly curved forward, lateral lobes semiorbicular, with minute purple dots, midlobe ovate or orbicular, 6-8 mm long, also purple-dotted, disc with 3 longitudinal keels; column whitish, with purple stripes on ventral side, 9- 12 mm long, foot ca. 2 mm long; anther creamy yellow, with 2 dark purple spots at top, 2 mm long, 2- celled; pollinia flattened obliquely ovate, 2 groups of 2 large and 2 small; stigma semiorbicular; rostellum protruding, triangular.
    • Capsules cylindrical, pendulous, 2 cm long.

    分布

    World: Southern China, India, Indochina and the Himalaya.
    Taiwan: Forests below 1000 m in the center and south.

    引證標本

    MIAOLI: Nanchuang, Lin 461. TAINAN: Sanchiaonan, Lin 390. KAOHSIUNG: Wantoulan, Su & Chen 8941; 9275.

    資料來源

    SU, Horng-Jye. 2000. 38. ORCHIDACEAE. Flora of Taiwan, second edition (台灣植物誌第二版). 5: 1043.

    本種於 1977 年由 Lin, T.P. 在台灣記錄到後,目前已有 4 種學名、 1 種中文名及 0 種其他語言俗名曾在台灣被使用。

    本種共有 1 份 典藏標本

    <em>Ania penangiana</em> (Hook. f.) Summerh.綠花安蘭