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Flora of Taiwan | Family List | Orchidaceae | Oberonia

Oberonia arisanensis Hayata, Icon. Pl. Formosan. 4: 23, f. 3. a-e, h. 1914; Liu & Su, Fl. Taiwan 5: 1070. 1978.


  • Oberonia anthropophora var. arisanensis (Hayata) T. Hashim.
  • Oberonia kusukusensis Hayata

    Stem 2-5 cm long, enclosed by leaf sheaths. Leaves 3-6, ensiform, 2-5 cm long, 5-8 mm wide, straight or often curved outward at apex, not articulated at base. Raceme ca. 5-10 cm long; bracts ovate-lanceolate, 1-1.5 mm long; pedicel and ovary 1-1.7 mm long. Flowers numerous, whorled, orange or red, ca. 2 mm in diam.; sepals strongly reflexed, dorsal one oblong, 0.8-1 mm long, 0.5-0.6 mm wide, obtuse or acute, lateral sepals ovate-triangular, 1 mm long, 0.8 mm wide, acute; petals elliptic, 0.8-1 mm long, 0.5-0.6 mm wide, slightly erose or nearly entire; lip reddish, 1-1.5 mm long, 1-1.3 mm wide, 3lobed, slightly saccate at base, lateral lobes falcate-triangular, 0.5 mm long, margin erose-fimbriate, central lobe rectangular, 1 mm long, 0.5 mm wide, minutely erose or entire, slightly narrowed and cuneate at base, apex broadened, bilobulate, lobules ca. 1/3 length of central lobe, sinus acute, sometimes with a tooth; column 0.2 mm long, with broad truncate wings apically; anther yellowish green, oval or nearly orbicular, 0.2 mm long; pollinia ovoid-ellipsoid, 0.15 mm long. Capsules globose-ovoid, ca. 2.5-3.3 mm long, pedicel 1.5-2 mm long.

    TAIPEI: Wulai, Su 1511; North Chiatienshan, Su & Chen 7008. NANTOU: Chitou, Su 63. CHIAYI: Alishan, Kanehira & Sasaki s .n. Feb 1918. TAINAN: Paiyuen, Su & Chen 9058. PINGTUNG: Nanjenshan, Su 7048; Luliaochi, Su 7037. TAITUNG: Tawu, Lin 337. HUALIEN: Panshih, Su 9292.

    The southern Ryukyus. Taiwan, forests at 500-2,000 m, throughout.


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