Bothriochloa macra

Family Poaceae

Redleg Grass

Low growing tussocky grass to 1m high with greenish sparsly hairy leaves, fine roots to 8 cm depth. Longevity 5 - 25 years.

Flowers: Summer and early autumn. Wind pollinated.

Fruit: Dry, single seeded with a slightly bent awn.

Seed: Dispersed locally and possibly by adhesion.

Gallery images: seed, seedling, rootstock, resprout


  • Woodland and grassland habitat.
  • Widespread and frequent in grassland and woodland habitats at the Australian Botanic Garden.
  • Flowers well where competition reduced ie in mown areas, though plants survive long periods without flowering.
  • Resprouts and flowers after fire.
  • Probably colonises open sites.
  • C4 warm season metabolism.

Ecology of Cumberland Plain Woodland

Bothriochloa macra flower

Bothriochloa macra fruit