Biodiversity Guide - The Intertwine

egional conservation strategybiodiversity guideappendix h Metro Butterfly Checklist226Whites and Sulphurs: Family PieridaePrimary Habitats Noted (some expert opinion required)UplandConifer-Bottomland/DeciduousRiparianForest Oak Prairie Forest Wetlands Shrublands Status In Metro AreaPine White (Neophasia menapia) X Strays from conifer areasduring “outbreaks”Western White (Pontia occidentalis) ? Uncommonly strays toarea from the eastMargined White (Pieris marginalis) X X X Declining withurbanization andherbicide useCabbage White (Pieris rapae) X X X Introduced; thrivesin open, disturbedlandscapesSara’s Orange-tip (Anthocharis sara) X X X X X Declining withurbanization andherbicide useClouded Sulphur (Colias philodice) ? ? Uncommonly strays toarea from the eastOrange Sulphur (Colias eurytheme) ? ? Sporadic summervisitor; not residentHairstreaks, Blues and Coppers: Family LycaenidaeTailed Copper (Lycaena arota) X Unrecorded from Metroarea; rare in WillametteValleyPurplish Copper (Lycaena helloides) X X Status unknown inMetro area; possiblydecliningPerplexing Hairstreak (Callophrys perplexa) ? ? X Uncommon; a foothillspeciesCedar Hairstreak (Callophrys gryneus) X Associated withwestern red cedarWestern Brown Elfin (Callophrys augustinus) X ? X Populations areprobably stable;tolerates somedisturbanceGray Hairstreak (Strymon melinus) X X X X Widespread; tolerant ofdisturbanceWestern Tailed Blue (Cupido amyntula) X X X X ? Probably declining;needs natural moisthabitatsEastern Tailed Blue (Cupido comyntas) X X X Status unknown; notknown from VancouverMetro areaEcho Blue (Celastrina echo) X X X X Common andwidespreadPrimary Habitats Noted (some expert opinion required)UplandConifer-Bottomland/DeciduousRiparianForest Oak Prairie Forest Wetlands Shrublands Status In Metro AreaSilvery Blue (Glaucopsyche lygdamus) X ? Common in openhabitats; toleratessome disturbanceFender’s Blue (Icaricia icariodes fenderi) X Endangered in theWillamette Valley;recently found nearMetro areaAcmon Blue (Plebejus acmon) X ? ? X Status unknownin Metro area; cantolerate disturbanceBrushfoots: Family NymphalidaeGreat Spangled Fritillary X X X X ? Appears to be in(Speyeria cybele)decline; requires nativevioletsZerene Fritillary (Speyeria zerene X Willamette Valley“bremnerii”)form now consideredextinctHydaspe Fritillary (Speyeria hydaspe) X A forest species; notfound in urban areasWestern Meadow Fritillary X ? X Found in forest(Boloria epithore)openings/meadows;tolerates somedisturbanceField Crescent (Phyciodes pulchellus) X X Rare in WillametteValley; possiblyextirpated in thePortland areaMylitta Crescent (Phyciodes mylitta) X X Fairly common in openhabitats, both naturaland disturbedVariable Checkerspot X X X X X Lowland populations(Euphydryas chalcedona)in decline; usessnowberry as larvalhostSatyr Anglewing (Polygonia satyrus) X X X Still a common species;associated withstinging nettlesZephyr Anglewing (Polygonia gracilis) ? Uncommonly strays toarea from the higherCascadesFaun Anglewing (Polygonia faunus) X X A forest species; nottolerant of highlymodified landscapesDark Anglewing (Polygonia oreas) X X X Possibly decliningwithin the Metro area;rarest anglewing in thearea227