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Host Plants

confirmed

Likely
Common Yarrow
Achillea millefolium
Coast Onion
Allium dichlamydeum
Marsh Marigold
Caltha leptosepala
Rough Harebell
Campanula scabrella
Scouler's Harebell
Campanula scouleri
Fireweed
Chamerion angustifolium
Franciscan Thistle
Cirsium andrewsii
Indian Thistle
Cirsium brevistylum
Douglas' Thistle
Cirsium douglasii
Cobweb Thistle
Cirsium occidentale
Brownie Thistle
Cirsium quercetorum
Fewleaf Thistle
Cirsium remotifolium
Surf Thistle
Cirsium rhothophilum
Candy Flower
Claytonia sibirica
Rattlesnake Weed
Daucus pusillus
Panicled Willow Herb
Epilobium brachycarpum
Smooth Boisduvalia
Epilobium campestre
California Fuchsia
Epilobium canum
Northern Willow Herb
Epilobium ciliatum
Denseflower Willowherb
Epilobium densiflorum