苏利南野菊 su li nan ye ju

Baillieria aspera Aublet; Clibadium asperum (Aublet) Candolle; C. caracasanum Candolle; C. lanceolatum Rusby; C. lehmannianum O. E. Schulz; C. surinamense Linnaeus var. macrophyllum Steyermark; C. trinitatis Candolle; C. villosum Bentham; Oswalda baillierioides Cassini; Trixis aspera (Aublet) Swartz.

Shrubs, 1.5-4(-5) m. Stems hispidulous to scabrid. Leaves petiolate; petiole 1.5-5 cm; blade lanceolate to broadly ovate, 5-12(-20) × 2-6(-12) cm, both surfaces hispidulous, base obtuse, margin serrate, or serrate-dentate, apex acute to acuminate. Synflorescence thyrsoid or paniculiform. Capitula sessile; phyllaries 3 or 4, leathery, broadly ovate, 5-veined, apex acute. Female florets 3-5; paleae ovate, ca. 4 × 3-4 mm, 5-veined. Disk florets 10-14; corolla ca. 3 mm, 4-lobed. Achenes ca. 2.5 × 2 mm, setuliferous in upper half.

Recently naturalized in Taiwan [native to and widely distributed in Central and South America; introduced in Indian Ocean islands (Mauritius) and Indonesia (Borneo, Java, Sumatra)].

The occurrence of this species in Taiwan was first reported by Y. H. Tseng et al. (Taiwania 53: 103-106. 2008).