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Taxon  Report  
Festuca myuros  L.
Rattail sixweeks grass
Festuca myuros is an annual grasslike herb that is not native to California.
Cal-IPC rating: moderate
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Observation Search
~9651 records in California
redone or more occurrences
within a 7.5-minute quadrangle
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Bloom Period
Genus: Festuca
Family: Poaceae  
Category: angiosperm  
PLANTS group:Monocot
Jepson eFlora section: monocot

Wetlands: Occurs usually in non wetlands, occasionally in wetlands
Name Status:
Accepted by JEF + POWO
Alternate Names:
JEFFestuca megalura
ICPNVulpia megalura
JEFVulpia myuros f. myuros
JEFVulpia myuros var. hirsuta
OTHERVulpia myuros var. megalura
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Information about  Festuca myuros from other sources

[Cal-IPC] Invasive: Festuca myuros (rat-tail fescue) is an annual grass (family Poaceae) widely distributed in California. This species is one of many introduced annual grasses that reduces habitat for native perennial grasses. Cal-IPC Rating: Moderate (link added by Mary Ann Machi)

[powo.science.kew.org] Europe, Taiwan, Sri Lanka, Macaronesia, Arabian Peninsula, N. Tanzania native range: The native range of this species is Europe to Taiwan and Sri Lanka, Macaronesia to Arabian Peninsula and N. Tanzania. It is an annual and grows primarily in the temperate biome. It is used as animal food and a medicine and has environmental uses. (link added by Mary Ann Machi)


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 04/18/2025).