Invasive Alien Species
Species Name: Eupatorium sordidum
- Family Name:
- Eupatorium ianthinum Hemsl.
- Shrub, often widely branched, 150-250 cm tall. Stem robust, densely shortly hairy. Leaves on 2-10 cm long petioles, ovate-to cordate-elliptic, the upper surface dark-green, thinly shortly hairy, the lower light-green and shortly hairy on the nerves, 9-30 cm x 4-25 cm. Inflorescences corymbs terminal and in the upper leaf-axils, paniculiform, dense, 15-30 cm wide; head flowers numerous, rather large, 6-8 mm thick, c. 75-flowered, long-peduncled, 7-10 mm long; involucral bracts c. 4-seriate, partly dark purple, densely shortly hairy, outer ones ovate, inner ones oblong; corolla purple or pink, funnel-shaped, c. 6 mm long; style-arms far exserted; achenes glabrous, c. 1.5 mm long; pappus-hairs numerous, white, shorter than the corolla.
- Invaded Habitat:
- Forest trails, forest-borders and waste places.
- It was introduced in Java as ornamental plants in the mountainous regions of West Java (Mt. Pangrango), running wild and become a problems at Mount Gede Pangrango and vicinity.
- In West Java found at the altitude of 1400-1700 m alt.
- Backer , C. A. & R. C. Bakhuizen Van Den Brink. 1965. Flora of Java Vol. II. N.V. P. Noordhoff. Groningen, Netherlands