Is it a native?

Paspalum - introduced (*Paspalum dilatatum)

Scientific names
Common names
Other grasses
The grass plant
Pasplum distichum

paspalum paspalum paspalum

Native to South America. Perennial. C4.

Family. Poaceae (Grass family).

Occurrence: Very common in weedy places. It favours sites with extra moisture e.g. near roadside drains.


  • the flowers are on arms rising from the upper parts of the stem
  • the leaves are green and form a mat
  • the 1st glume is absent
  • the 2nd glume as long as the spikelet
  • the spikelets have two unawned lemmas
  • the first lemma is about as long as the 2nd glume, and is shortly hairy; the second lemma is smaller and shiny
  • the leaves are flat and the ligule membranous, 2-8mm long.
  • The radiating arms, the crowded flowers along the arms, the black stigmas and anthers, and the basal leaves are distinctive.

    Its green basal leaves are conspicuous when other grasses dry off.

    It is an environmental weed.

    Paspalos: millet (Greek); dilatatum: extended, widened at the base.

    Photos: 1, 2: Crowded flowers with black stigmas and anthers. 3, 4: The drooping flower clusters and the black anthers and stigmas make this an easily recognised plant. Castlemaine.