18 July 2002.
Idaho, United States
Locality: Columbia Basin. Nez Perce County. Thain Ave. south of Lewiston, right at the prominent 'Y' toward Waha. South on Zaza Rd., right on Madden Corrals Rd. Travel 4km past Green Powder River Gate, shrubs on roadside. T31N R4W Sec 6
Coordinates: 46.0583, -116.8750
(Map it)
Elevation: 914m.
Georeference protocol: Lat/lon determined by GPS
Habitat: Wild Habitat
Environment description: Riparian valley bottom; roadside. Basalt geology with 0-30% SE slope. Silt/Loam - dark brown soil.
Number of plants sampled: 65
Associated species: Pinus ponderosa, Holodiscus discolor, Philadelphus lewisii, Cornus stolonifera, Crataegus douglasii, Sambucus cerulea, Symphoricarpus albus.
Comment: Collectors: Simson, C.: SCA; Hemauer, K.: SCA; Buckingham, R.: SCA; Lundberg, S.: SCA; Danly, L.: Bureau of Land Management, USA. Area sampled: >10,000 sq.m. Population size estimated at 80 plants. Alternate, deciduous, simple leaves; tip of leaf more prominently serrated than base of leaf; leaves are dark green on upper surface, more pale undersurface, leaves are glabrous. Height: 5-15'