Species: Mahonia nervosa
Longleaf Oregon-grape
Species
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Encyclopedia of Puget Sound
Classification
Kingdom
Plantae
Phylum
Anthophyta
Class
Dicotyledoneae
Order
Ranunculales
Family
Berberidaceae
Genus
Mahonia
NatureServe
Classification
Other Global Common Names
Cascade Barberry - Cascade barberry - Dwarf Oregon-grape
Informal Taxonomy
Plants, Vascular - Flowering Plants - Barberry Family
Formal Taxonomy
Plantae - Anthophyta - Dicotyledoneae - Ranunculales - Berberidaceae - Mahonia - Varieties in Mahonia nervosa are not recognized by Kartesz (1999); in 1994, he had recognized vars. mendocinensis and nervosa. These plants have also been treated in the genus Berberis. LEM 18Feb01.
Ecology and Life History
Short General Description
Perennial evergreen ground cover plant with spreading rhizomes. Clustered flowers are yellow and produce edible purple fruits.
Ecology Comments
Berries and leaves are browsed by ungulates and rodents (Tilford1998). Also, provides significant forage for the white-footed vole in coastal Oregon (Vance et al. in press). This plant aerates and stabilizes soils.
Conservation Status
NatureServe Global Status Rank
G5
Global Status Last Reviewed
2001-01-25
Global Status Last Changed
1987-10-01
Distribution
Conservation Status Map
<img src="http://www.natureserve.org/explorer/servlet/GetMapGif?CA.BC=S5&US.CA=SNR&US.ID=SNR&US.MT=SU&US.OR=SNR&US.WA=SNR" alt="Conservation Status Map" style="width: 475px; height: auto;" />
Global Range
Mahonia nervosa ranges from British Columbia, Canada, and south through California, U.S.