logo Calflora, a 501c3 non-profit
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
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
Observation Search
~9707 records in California
redone or more occurrences
within a 7.5-minute quadrangle

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

Alternate Names:
JEFFestuca megalura
ICPNVulpia megalura
JEFVulpia myuros f. myuros
JEFVulpia myuros var. hirsuta
CalfloraVulpia myuros var. megalura
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 (contributed 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. (contributed 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]. 2024. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: 05/28/2024).