DistributionRead full entry
Global Range: Lomatium dissectum var. dissectum occurs in, and west of, the Cascade Range and in northern Idaho. Variety multifidum occurs in south British Columbia and to northern Wyoming, central Idaho and central Oregon and less commonly to northern Nevada and southern Idaho. It has also been reported to occur through California to Baja California (Hickman, 1993). Variety eatonii occurs from southern Wyoming, southern Idaho and central and northeastern Oregon, Colorado, Nevada and southern California (Cronquist et al, 1997). A distribution map for Lomatium dissectum is provided on the internet (see citation list).