Invasive Alien Species

Species Name: Chloris gayana

Family Name:
Chloris abyssinica A. Richard
C. glabrata Anderss.
A Perennial, stoloniferous, creeping or occasionally tufted grass, 50-120 cm tall.  Stem fine and leafy, erect or ascending, occasionally rooting at the lower nodes. Leaf sheaths glabrous except near the blade; ligule 1 mm long, including a fringe of short hairs, with long hairs on the blade close to it; blade flat , tapering toward the apex, margin rough, 25-50 cm x 3-9 mm. Inflorescence consisting of 6-15 digitate ascending to spreading spikes 4-15 cm long, all attached at the top of the stem, or a few a little below the others; spikelets green or purplish, 3.5 mm long; florets 3 with usually one hermaphrodite, one male and one rudimentary, lemma with an awn; sometimes all florets are hermaphrodite and fertile.
Invaded Habitat:
grasslands, open or with scattered trees or shrub, river banks, lake margins and seasonally waterlogged plains, sugar cane.
Java, Sumatra and Papua as far as known.
The grass responds well to irrigation and is moderately tolerant of flooding. It is also tolerant of fire, but not of shade. The grass tolerates a high salinity and it can accumulate high concentration on Na in the leaves without suffering damage.
  1. Mannetje L.’t and R.M. Jones (Edts.). 1992.  Plant Resources of South-East Asia No. 4.  Forages.  Prosea Foundation, Bogor, Indonesia and Pudoc-DLO, Wageningen, the Netherlands