Mahonia nervosa (syn. Berberis nervosa)
Longleaf Mahonia, Cascade Mahonia, Dwarf Oregon Grape, Dull Oregon Grape ma-HO-ni-a ner-VO-sa
- Evergreen shrub/ground cover, slow growing, to 2 ft (60 cm), stoloniferous. Leaves, long (30-45 cm) clustered at stem tips, pinnately compound, 11-21 leaflets, each 2.5-9.5 cm long, bristle-toothed, glossy green, may show purple in winter. Flowers small, yellow, 30-70 in elongated, erect terminal clusters (racemes) in April-June. Fruit blue, waxy coating, about 5 mm diameter.
- Partial shade or shade with ample moisture.
- Hardy to USDA Zone 5 Native range from British Columbia to California, east into Idaho.
- nervosa: conspicuously veined.
- Oregon State Univ. campus: near the sidewalkd on the north side of Jefferson Ave. east of 11th St. between Avery House and Oxford House.