Invasive Alien Species
Species Name: Brachiaria decumbens
- Family Name:
- Brachiaria bequaertii Robyns
- Tropical East Africa
- Running herb, perennial. Stem prostate to ascending, 30-150 cm tall. Leaf broadly linear to narrowly lanceolate, 5-25 cm x 7-20 mm, sparsely to densely pubescent, bright green. Inflorescence composed of 2-7 racemes on an axis 2-10 cm long, often borne at almost right angles to the axis, bearing spikelets usually in 2 rows on a broad, flattened rachis; spikelets elliptic, 4-5 mm long, pubescent at the tip; lower glume 1/3 –1/2 the spikelets lenght, clasping; upper glume membranous; upper lemma granulose.
- Invaded Habitat:
- Pasture, rubber plantations, waste places
- It was introduce to Indonesia for forages at the transmigration area of Lampung. It is now naturalized and spread in Sumatra and Java.
- B. decumbens is low-growing and forms a dense cover. It is well adapted to the humid and sub-humid tropics where it withstands dry season of up to 5 months but does not tolerate flooding for more than a couple of days. It grows well on a range soils, provided they are well drained, including acid, highly al-saturated soils of medium to low fertility. It is moderately shade tolerant.
- Lazarides, M. and B. Hince (eds). 1993. CSIRO Handbook of Economic Plants of Australia. CSIRO Publications. Victoria, Australia.
- Mannetje,L. and R.M. Jones (eds). 1992. PROSEA. Plant Resources of South East Asia No. 4. Forages. Prosea Foundation, Bogor, Indonesia and Pudoc-DLO, Wageningen, the Netherlands.