Rytidosperma penicillatum

Rytidosperma penicillatum_hairy wallaby grass_Michael Uhler_cropped
Photo: Michael Uhler

Synonyms: Danthonia pilosa R. Br.; Rytidosperma pilosum (R. Br.) Connor & Edgar

Common names: hairy wallaby grass; hairy oat grass

Rytidosperma penicillatum (= Danthonia pilosa) (hairy wallaby grass) is a perennial (family Poaceae) native to Australia. It is also found in Oregon and grows in disturbed open areas, meadows, and conifer forests.

Cal-IPC Rating: Limited?

CDFA Rating: None?


Plant Assessment Form - Information gathered by Cal-IPC on the impacts, rate of spread, and distribution of invasive plants in California. Does not include management information.

Weed Management Notes

No Weed RIC Management Notes are available for this species. Check for information on other species in the genus on the Weed RIC site.

Cal-IPC Newsletter Articles

Cal-IPC Symposium Presentations

Presentations are linked where available. Where a presentation is not available, find more information by reading the abstract in the Cal-IPC Symposia Archive.

Other Rytidosperma penicillatum Information

  • CalPhotos - Images of plants taken mostly in California.
  • Calflora - Distribution map and records of this species in California.
  • CalWeedMapper - Distribution map of this species in California with ability to determine regional priorities.
  • EDDMapS - Distribution of this species in North America.
  • Jepson Interchange - Information on this plant's taxonomy, biology, and distribution from UC Berkeley's Jepson Herbarium.
  • USDA PLANTS Database - Information on identification and distribution, with links to websites in individual states.
  • Additional photos

    Rytidosperma penicillatum_hairy wallaby grass_Zoya Akulova_ cropped
    Rytidosperma penicillatum (hairy wallaby grass) inflorescence. Photo: Zoya Akulova
    Rytidosperma penicillatum_seed (caryopsis) with appendages_EricWrubel
    Rytidosperma penicillatum (hairy wallaby grass) seed (caryopsis) with appendages. Photo: Eric Wrubel
    Rytidosperma penicillatum_growth habit_EricWrubel
    Rytidosperma penicillatum (hairy wallaby grass) growth habit. Photo: Eric Wrubel
    Rytidosperma penicillatum_infestation_copyright2008_NealKramer
    Rytidosperma penicillatum (hairy wallaby grass) infestation. Photo: &#169 2008 Neal Kramer