Lewisiopsis tweedyi (A. Gray) Govaerts
Annotated by Frank Lomer, 1997.

British Columbia: [locality and coordinates withheld; status in British Columbia: S1 (Critically Imperiled, Red List; BCCDC)],
Exposed 30% south-facing rocky slope in old growth Douglas-fir mountainside above Castle Creek; rock cracks where needle duff collects; Associated spp.= Pachistima myrsinites, Lomatium brandegei, Penstemon fruticosa, Sedum lanceolatum, Heuchera cylindrica, Amelanchier alnifolia. 30% plants in full bloom, 25% faded, 45% in bud; some plants with 25+ flowers in bloom and some with up to 10 plants per clump from same root; petals whitish with pinkish yellow, veins greenish.

Frank Lomer 97-616, 1997 Jun 13
UBC, Accession: V226435