Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Lareg Marble butterfly. Gallery Prev Next Hat Point Rd, Wallowa Co, June 30 Large Marble Euchloe ausonides Size: Up to 1.75 inches wingspan Key ID features: Above, milk-white with black pattern on FW tip and narrow black bar in forewing cell, sometimes with light white scaling. Below, bold green marbling with yellow wash against white background and yellow veins. Similar species: California Marble and Desert Marble are smaller. California Marble has pearly or shiny look to white areas on VHW, and green marbling is often darker. Desert Marble lacks white scaling on forewing cell bar, and DFW tip markings often black rather than dark gray. Host plant: Many cruciferous species. Habitat: Open montane and foothill slopes, dry meadows and canyons, sage steppe habitats. Range: All of eastern Oregon and southwestern Oregon south of Douglas County. Season: Late March to late July Abundance: Common Conservation Status: Secure

Directory with photos and links for all of Oregon's butterflies in the coppers, hairstreaks and blues families. Coppers, Hairstreaks & Blues Click photo for more details American Copper Lycaen a hypophlaeas Gorgon Copper Tharsalea gorgon Mariposa Copper Tharsalea mariposa Behr's Hairstreak Satyrium behrii Mountain Mahogany Hairstreak Satyrium tetra Cedar/Juniper Hairstreak Callophrys gryneus Hoary Elfin Callophrys polios Arrowhead Blue Glaucopsyche piasus Pacific Dotted Blue Euphilotes enoptes Eastern Tailed Blue Cupido comyntas Acmon Blue Icaricia acmon Sierra Nevada Blue Agriades podarce Lustrous Copper Lycaena cupreus Ruddy Copper Tharsalea rubidus Golden Hairstreak Habrodais grunus California Hairstreak Satyrium californica Hedgerow Hairstreak Satyrium saepium Thicket Hairstreak Callophrys spinetorum Western Pine Elfin Callophrys eryphon Silvery Blue Glaucopsyche lygdamus Columbian Blue Euphilotes columbiae Western Tailed Blue Cupido amyntula Lupine Blue Icaricia lupini Mormon Metalmark Apodemia mormo Tailed Copper Tharsalea arota Blue Copper Tharsalea heteronea Great Purple Hairstreak Atlides halesus Sylvan Hairstreak Satyrium sylvinus Western Green Hairstreak Callophrys affinis Johnson's Hairstreak Callophrys johnsoni Gray Hairstreak Strymon melinus Summit Blue Euphilotes glaucon Ancilla Blue Euphilotes ancilla Greenish Blue Icaricia saepiolus Northern Blue Plebejus idas Edith's Copper Tharsalea editha Purplish Copper Tharsalea helloides Sooty Hairstreak Satyrium fuliginosa Coral Hairstreak Satyrium titus Bramble Hairstreak Callophrys dumetorum Brown Elfin Callophrys augustinus Echo Azure Celastrina echo Cascadia Blue Euphilotes heracleoides Leona's Blue Philotiella leona Boisduval's Blue Icaricia icarioides Anna's Blue Plebejus anna Great Copper Tharsalea xanthoides Lilac-bordered Copper Tharsalea nivalis Half-moon Hairstreak Satyrium semiluna Gold-hunter's Hairstreak Satyrium auretorum Sheridan's Hairstreak Callophrys sheridanii Moss's Elfin Callophrys mossii Asher's Blue Celastrina asheri Bauer's Blue Euphilotes baueri Western Pygmy Blue Brephidium exilis Shasta Blue Icaricia shasta Melissa's Blue Plebejus melissa

Directory with photos and links for all of Oregon's butterflies in the swallowtail, white and sulphur families. Swallowtails, Whites & Sulphurs Click photo for more details Clodius Parnassian Parnassius clodius Western Tiger Swallowtail Papilio rutulus Western Sulphur Colias occidentalis Julia's Orangetip Anthocharis julia Pine White Neophasia menapia Checkered White Pontia protodice Mountain Parnassian Parnassius smintheus Pale Swallowtail Papilio eurymedon Queen Alexandra's Sulphur Colias alexandra Gray Marble Anthocharis lanceolata Mustard White Pieris marginalis Western White Pontia occidentalis Oregon Swallowtail Papilio machaon Two-tailed Swallowtail Papilio multicaudata Pelidne Sulphur Colias pelidne Large Marble Euchloe ausonides Cabbage White Pieris rapae Anise Swallowtail Parnassius zelicaon Clouded Sulphur Colias philodice Pink-Edged Sulphur Colias interior California Marble Euchloe hyantis Becker's White Pontia beckerii Indra Swallowtail Papilio indra Orange Sulphur Colias eurytheme Sara's Orangetip Anthocharis sara Desert Marble Euchloe lotta Spring White Pontia sisymbrii

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Pink-edged Sulphur butterfly. Gallery Prev Next Lake Cr Tr, Deschutes Co, July 3 - male Pink-Edged Sulphur Colias interior Size: 1.5 - 2.0 inches wingspan Key ID features: Male above, solid black wing borders. Female above, smudgy FW border, can be either pale yellow or white. Below, HW yellow, with little or no black scaling, and discal spot single-rimmed with no satellite. Usually with bright pink wing fringes. Flight pattern is more relaxed than other sulphurs. Perhaps the most important clue for ID is the pattern of over-scaling on the ventral hindwing: more dense toward the thorax and gradually lighter toward the wing margin. Similar species: Other similar sulphur species in Oregon lack the gradual decrease in the density of overscaling on the dorsal hindwing (see above). Clouded Sulphurs have double ring around discal spot on HW below. Western Sulphurs greenish on HW below. Queen Alexandra's Sulphurs are larger, have more pointed wings, heavier black overscaling below with a strong greenish cast, and lighter pink wing borders. Host plant: Various species of Vaccinium (huckleberry). Habitat: Mid-elevation forest clearings, meadows marshes and heathlands. Range: Central OR Cascades and Blue Mountains. Season: Early June to mid-September Abundance: Uncommon Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Pacific Fritillary butterfly. Gallery Prev Next Butte Disappointment, Lane Co, May 24 Pacific Fritillary Boloria selene AKA Western Meadow Fritillary Size: Up to 1.75 inch wingspan Key ID features: Above orange with thin black veins, black scaling near the body, black irregular lines inwardly, and bands of black spots and submarginal chevrons that point toward wing edge. Below HW has cream and orange patches edged in dark brown-orange on inner half, outer half is vague pattern of mauve, lavender, and brownish spots. Similar species: Silver-Bordered has very limited range, bolder black marginal pattern above with submarginal triangles pointing inward, bolder pattern on HW below. Host plant: Violets (Viola ) . Habitat: Meadows and lush open habitats, forest clearings, riparian areas. Range: Found throughout western Oregon, in Klamath Mtns, Warner Mtns, Wallowa Mtns and Blue Mtns. Season: Late March to L September. Abundance: Common Conservation Status: Secure .

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Chalcedona Checkerspot butterfly. Gallery Prev Next Kinney Cr Rd, Jackson Co, May 26 Chalcedona Checkerspot Euphydryas chalcedona Size: Up to 2.75 inch wingspan Key ID features: Above black with alternating red and white spot bands separated by black lines. HW below has red and white bands, which, from the margin run red-white-red-white-white. Submarginal spot band on dorsal HW has larger pale ivory spots than other similar species. Similar species: Edith's checkerspot has red-white-red-red-white band pattern on HW below. Snowberry Checkerspot has smaller spots in the submarginal band on the dorsal HW. Hostplant: Several species in the figwort family, including paintbushes (Castilleja ), penstemons, and monkeyflowers . Habitat: Mountains and high canyons. Range: Warner Mtns, southern Klamath Mtns and in Jackson and Josephine counties along the border with CA . Season: Late April to early August Abundance: Locally common Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Checkered White butterfly. Gallery Prev Next Lost Lake, Linn Co, August 26 - male Checkered White Pontia protodice Size: 1.5 - 2.0 inches wingspan Key ID features: Extremely variable and challenging to ID with certainty. Above, white with black, brown or charcoal checks, bars or chevrons. Below yellow-veined with brown or olive chevron marks. Similar species: Western white has darker and more extensive or continuous black or gray markings on forewing tip above, and greener markings below, especially along veins. Often the shaded markings at the forewing tip are smaller and more discrete than in other species. Host plant: A wide variety of both weedy and native cruciferous species. Habitat: Arid habitats, both disturbed and undisturbed. Range: Primarily in southeast Oregon and east of Cascade Mtns, with scattered records in the Willamette Valley and Coast Range. Season: Earl June to late September Abundance: Uncommon in Oregon Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Silvery Blue butterfly. Gallery Prev Next W Boundary Rd, Lane Co, April 28, male Silvery Blue Glaucopsyche lygdamus Size: 1.0 - 1.2 inches wingspan Key ID features: Male brilliant silvery-blue above, with narrow dark wing borders, white fringes, often with marginal row of small black spots. Female gray-brown with some blue scaling. Below gray or blue-gray, with bold median row of round black spots with white rims, and lighter discal cell end bars on FW and HW. Similar species: Boisduval's Blue has variable submarginal markings on HW and FW below. Host plant: Lupine species (Lupinus ). Habitat: Moist, open areas near lakes, streams and wetlands. Range: All of Oregon except north coast. Season: Mid-March to early September Abundance: Common Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Persius Duskywing butterfly. Gallery Prev Next Eight Dollar Rd, Josephine Co, June 5 Persius Duskywing Erynnis persius Size: Up to 1.5 inch wingspan Key ID features: Above, FW gray-brown with indistinct gray markings and 3-5 tiny hyaline (glassy, translucent) spots on FW. Female FW usually more boldly patterned, but less so than Propertius. HW gray-brown with vague light spots. Below dark brown with light spots and hyaline spots on FW, small vague spots on HW. Similar species: Propertius is larger, and usually more strongly marked. When fresh, Pacuvius has brown patches on FW, otherwise look for tibial tufts on hindlegs (Persius has them, Pacuvius does not). Host plant: Pea family species, including lupines (Lupinus ), Thermopsis , Astragalus , and Lotus . Habitat: Open sunny meadows, roadsides and hillsides. Range: Cascade Range, Willamette Valley, much of Coast Range, Ochoco Mtns, Blue Mtns, Wallowa Mtns, Siskiyou Mtns, Klamath Mtns. Season: Mid-April to mid-August Abundance: Common Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for the Mormon Metalmark butterfly. Gallery Prev Next Trout Cr Campground, Jefferson Co, Sep 2 Mormon Metalmark Apodemia mormo Size: 1.0 - 1.2 inch wingspan Key ID features: Males above dark charcoal gray with reddish brown on the FW, and white spots of various shapes, broadly checked wing fringes. Female above similar but darker overall. Below HW with bold white patches against dark brown. FW mirrors pattern of FW above. Similar species: Looks vaguely similar to a copper, but none closely resembles it. Host plant: Many buckwheat species (Eriogonum ) . Habitat: Arid canyons and flats. Range: West of the Cascades, in Columbia and Snake River drainages, and along California border in Klamath and Warner Mtns, and in Cascade-Siskiyou NM. Season: Late July to early October Abundance: Uncommon Conservation Status: Secure

Photos, flight season, distribution and host plant information, conservation status, and identification tips for Common Ringlet. Gallery Prev Next Jones Canyon, Sherman Co, May 2 Common Ringlet Coenonympha california AKA Ochre Ringlet AKA Coenonympha tullia Size: Up to 1.5 inch wingspan Key ID features: Above plain creamy tan, sometimes peachy orange tan or whitish tan . Below dusky tan to yellowish tan, sometimes with light eye spots, and irregular light bands. Similar species: No similar species in Oregon. Host plant: Both native and non-native grasses and sedges . Habitat: Grassy habitats of all types. Range: All of Oregon except portions of central and northern coast and coast range. Season: Late March to late October Abundance: Very common Conservation Status: Secure

Here you will find information about how to contact Neil Bjorklund, creator of Butterflies of Oregon. GET IN TOUCH I'd love to hear from you! Please send me a message via the form below or just use the email address butterfliesoforegon at gmail.com. Thanks for submitting! Submit Subscribe Now Stay Up-To-Date with New Blog Posts