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Host Plants

Flower name confirmed
Flower name Likely

Laurel Sumac

Malosma laurina

California Wax Myrtle

Morella californica

Sierra Sweet Bay

Myrica hartwegii

Western Sycamore

Platanus racemosa

Fremont Cottonwood

Populus fremontii

Fremont Cottonwood

Populus fremontii ssp. fremontii

Black Cottonwood

Populus trichocarpa

Desert Peach

Prunus andersonii

Bitter Cherry

Prunus emarginata

Desert Range Almond

Prunus fasciculata

Prunus fasciculata var. fasciculata

Hollyleaf Cherry

Prunus ilicifolia

Hollyleaf Cherry

Prunus ilicifolia ssp. ilicifolia

Catalina Cherry

Prunus ilicifolia ssp. lyonii

Klamath Plum

Prunus subcordata

Klamath Plum

Prunus subcordata var. subcordata

Western Chokecherry

Prunus virginiana var. demissa

Bigcone Douglas Fir

Pseudotsuga macrocarpa

Coast Douglas Fir

Pseudotsuga menziesii var. menziesii

Coast Live Oak

Quercus agrifolia var. agrifolia

Coastal Live Oak

Quercus agrifolia var. oxyadenia

Scrub Oak

Quercus berberidifolia

Canyon Live Oak

Quercus chrysolepis

Muller Oak

Quercus cornelius-mulleri

Nuttall's Scrub Oak

Quercus dumosa

Leather Oak

Quercus durata

Leather Oak

Quercus durata var. durata

San Gabriel Oak

Quercus durata var. gabrielensis

Engelmann Oak

Quercus engelmannii

Garry's Oak

Quercus garryana

Garry's Oak

Quercus garryana var. breweri

Oregon White Oak

Quercus garryana var. garryana

Oregon White Oak

Quercus garryana var. semota

Tucker's Oak

Quercus john-tuckeri

Desert Oak

Quercus palmeri

Santa Cruz Island Oak

Quercus parvula

Shreve Oak

Quercus parvula var. shrevei

Huckleberry Oak

Quercus vacciniifolia

Interior Live Oak

Quercus wislizeni var. frutescens

Interior Live Oak

Quercus wislizeni var. wislizeni

Western Labrador Tea

Rhododendron columbianum

Pacific Rhododendron

Rhododendron macrophyllum

Western Labrador Tea

Rhododendron neoglandulosum

Western Azalea

Rhododendron occidentale

Western Azalea

Rhododendron occidentale var. paludosum

Fragrant Sumac

Rhus aromatica

Lemonade Berry

Rhus integrifolia

Sugar Bush

Rhus ovata

Bitter Gooseberry

Ribes amarum

Golden Currant

Ribes aureum

Golden Currant

Ribes aureum var. aureum

Golden Currant

Ribes aureum var. gracillimum

Stink Currant

Ribes bracteosum

Hillside Gooseberry

Ribes californicum

Hillside Gooseberry

Ribes californicum var. californicum

Hillside Gooseberry

Ribes californicum var. hesperium

Wax Currant

Ribes cereum

Wax Currant

Ribes cereum var. cereum

Spreading Gooseberry

Ribes divaricatum

Parish's Gooseberry

Ribes divaricatum var. parishii

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