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Host Plants

Flower name confirmed
Flower name Likely

Quaking Aspen

Populus tremuloides

White Alder

Alnus rhombifolia

Red Alder

Alnus rubra

Pale Serviceberry

Amelanchier pallida

Service Berry

Amelanchier utahensis

Southern California Black Walnut

Juglans californica

Northern California Black Walnut

Juglans hindsii

California Wax Myrtle

Morella californica

Fremont Cottonwood

Populus fremontii

Fremont Cottonwood

Populus fremontii ssp. fremontii

Black Cottonwood

Populus trichocarpa

Bitter Cherry

Prunus emarginata

Desert Apricot

Prunus fremontii

Hollyleaf Cherry

Prunus ilicifolia

Hollyleaf Cherry

Prunus ilicifolia ssp. ilicifolia

Klamath Plum

Prunus subcordata

Chokecherry

Prunus virginiana

Western Chokecherry

Prunus virginiana var. demissa

Sandbar Willow

Salix exigua

Narrow-leaved Willow

Salix exigua var. exigua

Sandbar Willow

Salix exigua var. hindsiana

Goodding's Black Willow

Salix gooddingii

Coastal Willow

Salix hookeriana

Red Willow

Salix laevigata

Shining Willow

Salix lasiandra

Yellow Willow

Salix lasiandra var. lasiandra

Arroyo Willow

Salix lasiolepis

Yellow Willow

Salix lutea

Dusky Willow

Salix melanopsis

Scouler's Willow

Salix scouleriana

Sitka Willow

Salix sitchensis

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