Wikipedia links: Order Liliales, Family Melanthiaceae, Species Zigadenus (Information about taxonomic chnages). Synonym Anticlea.
Zigadenus elegans, aka Anticlea elegans, has flowers in a loose racime. Both of our Camas plants live in meadows. Southwest Colorado Wildflowers has more information about both species, and the adventures endured in the identification porocess. I am leaving things as they are.