Mariposa having loose umbel-like clusters of 1-3 handsome lilac flowers atop stout erect stems,arid northwestern North America east of Cascade Mountains from southern British Columbia to northern California.

• 一种蝴蝶百合，在短粗而直立的的茎干顶端长着由一至三朵漂亮的丁香紫色花构成的簇状松散的伞状花序，生长于北美北部的干旱地区。