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Flora of Taiwan | Family List | Compositae | Gynura

Gynura divaricata subsp. formosana (Kitam.) F. G. Davies, Kew Bull. 33(4): 637. 1979.

白鳳菜

Gynura divaricata subsp. formosana

Credit: HAST

  • Gynura formosana Kitam.
  • Gynura taitungensis S. S. Ying
  • Senecio divaricata L.

    Stems decumbent, rooting at base, upright shoots 20-50 cm tall, subscapose. Lower leaves carnose, spatulate-oblong, 8-10×2-4.5 cm, pubescent on both surfaces, apex obtuse, base narrowed to petiole, with pseudostipules or margins amplexicaul, often lyrate-pinnatifid, segments 1 or 2 pairs, median cauline leaves smaller, sessile, oblong, pinnatifid or dentate, base sheathing, with pseudostipules; upper leaves few, linear-lanceolate to linear, 5-20 mm long. Heads 2-5, 18 mm long, peduncle 5-7 cm long; involucre tubular, 11×12-15 mm, bracts lanceolate, puberulous, acute to acuminate, margins scarious; corolla 14-15 mm long. Achenes cylindric, 4.5×0.8 mm, 10-ribbed, puberulous. Pappus white, 1 cm long. Chromosome number, 2n = 20 (Peng & Hsu, 1978).

    TAIPEI: Kungliao, Peng 14963; Keelung, Wang 966. ILAN: Chuan, Peng 13834; Wushipi, Peng 10817. PINGTUNG: Oluanpi, Peng 12567; Chiupeng, Peng 7824. TAITUNG: Litao, Peng 11921; Yenping, Hsiao 1212. HUALIEN: Tsankuang Temple, Peng 12355.

    Endemic; a littoral plant of northern and eastern Taiwan, occasional in lowland areas.


     

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