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OF SAN DIEGO COUNTY (1) and SOME OF THEIR KNOWN FOOD (2)

Admiral, Lorquin's (Limenitis lorquinl): larvae:Salix; virginiana L. var. demissa Admiral, Red (Vanessa atalanta): larvae: Urtica & Parietaria, Hops, Baby’s Tears Buckeye, Common (Junonia coenia): larvae:Mimulus, Antirrhinum, Plantago spp Blue, Acmon (Plebejus [Icaricia] acmon): , , Blue, Arrowhead (Glaucopsyche piasus)(very rare): albifrons Blue, Bernardino Square-spotted (Euphilotes battoides bernardino): Eriogonum fasciculatum and other Eriogonum spp. Blue, Dammer's (Euphilotes enoptes dammersi): Eriogonum spp. Blue, Echo Spring Azure (Celistrinaladon echo):, Cornus, Spiraea, Legumes Blue, Edward's (Hemiargus ceraunus gyas): Prosopis and Blue, Evius (Plebejus icaroides evius): Lupinus densiflorus var. glaveosus *Blue, Hilda Greenish (Plebejus saepiolus hilda): Trifolium spp. Blue, Lupine (Plebejus lupini monticola): Eriogonum fasciculatum; deserts, E. umbellatum Blue, Marine ( marina): , Amorpha, Legumes Blue, Melissa (Lycaeides melissa inyoensis): and Astragalus spp.; adults: Lupinus spp. Blue, Reakirt's (Hemiargus isola): Prosopis, maybe other legumes? Blue, Small (Philotiella speciosa): Oxytheca perfoliata and Eriogonum spp. Blue, Sonoran (Philotes sonorensis): Dudleya lanceaolata, and other Dudleya spp. Blue, Southern ( Glaucopsyche lygdamus australis): Lotus scoparius Checkered-, Small ( scriptura): Alkali Mallow Checkered-Skipper, White (Pyrgus albescens): Sidalcea and other Checkerspot, Chalcedon (E. chalcedona chalcedona): Mimulus aurantiacus, Lonicera, Plantago & Trichosema spp, Scrophularia californica; adults: Penstemon spp. & Eriodictyon spp. Checkerspot, Gabb's ( gabbii): larvae: Corethrogyne filaginifolia, Haplopappus squarrosus, and grandiflora Checkerspot, Henne's (E. chalcedona hennei): maybe Penstemon antirrhinoides Checkerspot, Imperial (Dymasia dymas imperialis): larvae: Beloperone (=Justicia) californica Checkerspot, Quino (Euphydryas editha quino): Plantago erecta, Castilleja excerta Checkerspot, Variable (Euphydryas chalcedona): Checkerspot, Wright's (Thessalia leanira wrightii): Plantago erecta Cloudywing, Northern (Thorybes pylades): legumes, including Copper, Gorgon (Lycaena gorgon): Copper, Great (Lycaena xanthoides): Rumex spp. Copper, Hermes (Lycaena hermes): larvae: Rhamnus crocea Copper, Purplish (Lycaena helloides): Rumex spp. Copper, Tailed (Lycaena arota): Ribes spp Comma, Satyr (Polygonia satyrus): larvae: Urtica holosericea Comma, Zephyr Hoary (Polygonia gracillis zephyrus): Ribes spp. Crescent, Field (Phyciodes campestris): Aster hesperius & other Aster spp. Crescent, Mylitta (Phyciodes mylitta): spp. Crescent, Phaon (Phyciodes phaon): (exotic spp.) and other exotic Crescent, Texan (Phyciodes texana): Dog face, (Colias eurydice): adults: Thistles, & purple flowers Dog face, Southern (Colias cesonia): all legumes e.g. Trifolium , Afranius (Erynnis afranius): Lotus americanus (?) (unknown species) Duskywing, Funereal (Erynnis funeralis): legumes, Lotus spp Nemophila membranaceae (?), Olney tesota, alfalfa Duskywing, Mournful (Erynnis tristis): Quercus, native and introduced spp. Duskywing, Pacuvius (Erynnis pacuvius): Ceanothus oliganthus Duskywing, Propertius (Erynnis propertius): Duskywing, Sleepy(Erynnis brizo lacustra): Quercus dumosa (coastal) and other Quercus spp. Elfin, Brown ( augustinus): Cuscuta, Ceanothus, Chlorogalum pomeridanea Elfin, Western Pine (Callophrys eryphon): Pinus spp. Fritillary, Comstock's (Speyeria callippe comstocki): Viola pedunculata & other Viola spp. Fritillary, Gulf (Agraulis [Dione] vanillae): Passiflora Fritillary, Semiramis (Speyeria coronis semiramis): larvae: unknown; adults: thistles Fritillary, Variegated (Euptoieta claudia): Linum, Viola, Passiflora; adults: Linum Giant-Skipper, California (Agathymus stephensi): desertii Giant-Skipper, Harbison (M. yuccae harbisoni) Giant-Skipper, Martin's (M. yuccae martini) Giant-Skipper, ( yuccae): Yucca schidigera (CA native) and Y. brevifolia, Hairstreak, California ( californica): grasses, adults: Aesculus Hairstreak, Golden (Habrodais grunus) Hairstreak, Gold-hunter's (Satyrium auretorum spadix): Quercus dumosa (coastal) or Q. berberidifolia (inland) & maybe Q. wislizenii Hairstreak, Gray ( melinus pudica): larvae:; adults: Eriogonum fasciculatum Hairstreak, Great Purple (Atlides halesus corcoram): Mistletoe Hairstreak, Hedgerow (Satyrium saepium): & other; adults: Eriodictyon Hairstreak, Juniper (): Hairstreak, Immaculate Bramble ( affinis): Lotus scoparius, Eriog. spp. Hairstreak, Loki Juniper (Callophrys gryneus loki): Juniperus californicus Hairstreak, Mallow Scrub (Strymon istapa): Alkali mallow Hairstreak, Mountain Mahogany (Satyrium tetra): Cercocarpus betuloides Hairstreak, Nelson's Juniper (Callophrys gryneus nelsoni): Hairstreak, Sarita (Chlorostrymon simaethis sarita): Cardiospermum Hairstreak, Sylvan (Satyrium sylvinus sylvinus): (Salix spp.) Hairstreak, Thicket (): Arceuthobium on conifers Hairstreak, Thorne's (Callophrys gryneus thornei): Heliconian, (Heliconius charitonius)(very rare): Lady, American (Vanessa virginiensis): Gnaphalium spp. and Anaphalis margaritacea Lady, Painted (Vanessa cardui): , Urtica, Cirsium, Lupinus, Chryptantha and Amsinckia Lady, West Coast (Vanessa annabella): Malvaceae (Sidalcea & ) & Urtica spp Longtail, Plain (Urbanus simplicius)(tropical species): unknown Marble, Desert Pearly (Euchloe hyantis lotta): Streptanthus, Caulanthus, Descurainea Marble, Grinnell's (Anthocharis lanceolata australis): Arabis, Metalmark, Behr's (A. mormo virgulti): Eriogonum fasciculatum Metalmark, Desert (A. mormo deserti): Erogonum inflatum and other E. spp. Metalmark, Fatal ( nemesis californica): glutinosa & californica Metalmark, Mormon ( mormo): Erogonum spp. Metalmark, Palmer's (Apodemia palmeri): Prosopis juliflora Metalmark, Peninsular (A. mormo penisularis): Metalmark, Wright's (): juncea Metalmark, Sonoran (A. mormo mejicanus) Ministreak, Leda (Ministrymon leda): Prosopis juliflora Monarch (Danaus plexippus): spp Mourning Cloak (Nymphalis antiopa): Salix, Populus, Ulmus (exotic) Orange, Sleepy (Eurema nicippe): introduced and native Cassia spp. Orangetip, Desert (Anthocharis cethura): Sisymbrium, Descurainea, Streptanthella Orangetip, Pacific Sara (Anthocharis sara): Arabis, Raphanus, Orangetip, Stella Sara (Anthocharis sara stella): Patch, Bordered (Chlosyne lacinia crocale): Helianthus spp, Viguiera parishii Patch, California (Chlosyne californica): larvae:Viguiera deltoidea var. Parishii Powdered-Skipper, ( zampa evansi): Malvaceae suspected Powdered-Skipper, (Systasea pulverulenta): Pygmy-Blue, Western (Brephidium exile): Atriplex spp., Chenopodium Queen (Danaus gilippus): Asclepiadae: Sarcostemma & Asclepias Ringlet, Common California (Coenonympha tullia): grasses, unknown species Sachem (Atalopedes campestris): grasses Scallopwing, Golden-headed (Staphylus ceos)(primarily Arizona): unknown Sister, California (Adelpha bredowii californica): larvae:Quercus chrysolepis Skipper, Alkali ( eunus): Skipper, Columbian (Hesperia columbia): Koeleria cristata & Danthonia californica (grasses) Skipper, Eufala ( eufala): grasses Skipper, Fiery (Hylephila phyleus): introduced Bermuda grass; adults: Lantana (exotic) Skipper, Hammock ()(occas.): Unknown; adults: Lantana Skipper, Harbison Dun (Euphyes vestris harbisoni): maybe sedges (Cyperus spp.) Skipper, Juba (Hesperia juba): unknown; may be grasses Skipper, Laguna Mt. (Pyrgus ruralis lagunae): unknown Skipper, Leussler's (Hesperia harpalus leusslen): unknown; may be grasses Skipper, Long-tailed (Urbanus proteus): legumes, various Skipper, Rural (Ochlodes agricola): grasses Skipper, Sandhill ( sabuleti sabuleti): probably Distichlis spicata Skipper, Silver-spotted (Epargyreus clarus californicus): Lotus crassifolius, Amorpha, and exotic legumes (Robinia, Wisteria) Skipper, Umber (Poanes melane)(may no longer be found?): Skipper, Wandering (Panoquina errans): Distichlis spicata (may also eat Bermudagrass) Skipper, Woodland (Ochlodes sylvanoides): grasses Skipperling, Orange (Copaeodes aurantiaca): unknown; may be grasses Snout, American (Libytheana carinenta)(eastern species): Ulmaceae; adults: Chrysothamnus Sootywing, Common (Pholisora catullus): Chenopodium spp. & Amaranthaceae (exotic) Sootywing, Mohave (Hesperopsis libya): Sulphur, Cloudless (Phoebis sennae marcellina): introduced and native Cassia spp. Sulphur, Dainty (Nathalis iole): native and introd. Bidens spp., introd. Marigolds) Sulphur, Harford's (Colias alexandra harfordii): Astragalus douglasii, Lotus scoparius, Adults: thistles Sulphur, Orange (Colias eurytheme): Trifolium spp., Astragalus spp., Lotus scoparius, alfalfa Swallowtail, Anise ( zelicaon): Tauschia arguta, Lomatium dasycarpum, Oenanthe sarmentosa, Heracleum maximum, other Umbelliferae e.g. fennel (Foeniculum vulgare), & Citrus Swallowtail, Giant (Papilio cresphontes): adult: non-native Rutaceae (e.g. Citrus) Swallowtail, Pale (Papilio eurymedon): Rhamnus crocea & R californica, Ceanothus, Swallowtail, Pergamus (Indra) (Papilio indra pergamus): Tauschia arguta, Lomatium lucidum Swallowtail, Pipevine (Battus philenor): (occas. Visitor) Aristolochia spp Swallowtail, Rudkin's (Papilio rudkini) Thamnosa ; larvae Cymopt. Pan. var acut. Swallowtail, Two-Tailed (Papilio multiculdata): Prunus, Fraxinus; adults: Aesculus, Swallowtail, Western Tiger (): Platanus racemosa, Salix, Populus Tailed-Blue, Western (Everes amyntula): Astragalus spp. Tortoiseshell, California (Nymphalis californica): Ceanothus spp Tortoiseshell, Milbert's (Nymphalis milberti): Urtica holosericea White, Becker's (Pontia [Pieris] beckerii): larvae: Cleome isomeris, Introd. Brassica nigrans White, Cabbage (Pieris rapae): introduced and native Cruciferae White, Checkered (Pontia protodice): Lepidium fremontii, Cleome, Sisymbrium White, Spring (Pontia sisymbril): Caulanthus, Strptanthus, Arabis (Cruciferae) White-Skipper, Erichson's ( domicella): unknown, presumed Malvaceae White-Skipper, Northern (Heliopetes ericetorum): Malacothamnus fascic. & other mallows Wood-Nymph, Sylvan Great Basin (Cercyonis sthenele silvestris): Aesculus spp. Yellow, Mexican (Eurema mexicana): Cassia spp

(1) List of butterfly species derived from original by Michael Klein, consulting entomologist, Nature Festivals of San Diego County, 2001 (2) Excerpted from The Butterflies of Southern California, Emmel and Emmel, 1973; modern nomenclature used for plants and butterflies. Compiled by Kay Stewart and Judy Gibson (San Diego Natural History Museum), updated in 2004. Plants listed could be either larval or adult food plants unless specifically noted. If you have information to add to this list, please email comments, photos or observations to [email protected].