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Plants of Taiwan

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    Wedelia 蟛蜞菊屬

    PENG, Ching-I, CHUNG, Kuo-Fang & LI, Hui-Lin

    本屬共有 5 種

    Perennial herbs or subshrubs, scabrous or sometimes strigose-hirsute; stems creeping or scandent, elongate. Leaves opposite. Heads radiate, terminal or axillary, pedunculate, heterogamous. Involucre subglobose, bracts in 1 series, outer ones green or foliaceous, coarsely strigose, inner ones dry. Receptacle flat or convex, paleae convex, enclosing florets. Ray florets ligulate, fertile, corolla spreading, entire or 2-toothed, yellow. Disc corollas tubular, limb elongate, 5-lobed; anthers appendaged at apex, entire or nearly so at base; style branches of disc florets acute, hairy abaxially; achenes oblong-cuneate or obovate, thick, flattened laterally (trigonous in ray achenes). Pappus absent or crown-like, toothed or ringed, or consisting of 1 or 2 small, short, deciduous bristles.

    Pantropical, ca. 100 species; in Taiwan, four species, two of which are represented by two varieties each.

    Data Source

    PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin. 1998. 144. Compositae. Flora of Taiwan, second edition (台灣植物誌第二版). 4: 1091.

    Referance

    Koyama, H. 1995. Wedelia Jacq.. In K. Iwatsuki, T. Yamazaki, D. E. Boufford & H. Ohba (eds.), Flora of Japan (日本植物總覽). 3(b): 33 - 34.