Northeastern Asian Flora
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Crepidiastrum chelidoniifolium (Makino) J.H.Pak & Kawano   (redirected from: Lactuca chelidonifolia Makino)
Family: Asteraceae
[Crepidiastrum koidzumianum (Kitam.) Pak & Kawano, moreIxeris chelidonifolia (Makino) Stebbing, Ixeris chelidoniifolia (Makino) Stebbins, Ixeris saxatilis (Baranov) Sojak, Lactuca cardaminifolia Matsum., Lactuca chelidonifolia Makino, Lactuca chelidoniifolia Makino, Lactuca saxatilis A.I.Baranov, Lactuca senecio H.L?. & Vaniot, Paraixeris chelidonifolia (Makino) Nakai, Paraixeris chelidoniifolia (Makino) Nakai, Paraixeris koidzumiana (Kitam.) Tzvelev, Paraixeris saxatilis (A.I.Baranov) Tzvelev, Youngia chelidonifolia (Makino) Kitam., Youngia chelidoniifolia (Makino) Kitam., Youngia koidzumiana Kitam.]
Crepidiastrum chelidoniifolium image
  • Japan Flora
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Japan Flora: Rather slender annual or biennial; stems 20-50 cm. long, branched from base or sometimes simple; leaves thin, petiohte, pinnately divided, the segments 3-6 pairs, ovate, 1-2 cm. long, with few incisions or coarsely toothed, the petioles and rachis wingless, slightly auriculate- clasping; upper leaves becoming gradually smaller; heads about 10 mm. across, few, in a corymb, the florets 5 or 6; in­volucres narrowly tubular, about 6 mm. long, the inner bracts about 5, dark green; achenes linear-lanceolate, about 4 mm. long inclusive of the short beak, punctulatc, scaberulous at the tip; pappus as long as the achene. Sept.-Oct.

Honshu (Shimotsuke and Yamato Prov.), Shikoku, Kyushu (Mount Ichifusa in Higo). Korea and Manchuria.

Crepidiastrum chelidoniifolium
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Development supported by College of Agriculture and Life Sciences of Seoul
National University and Korea National Arboretum of Korea Forest Service.
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