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''Agriades podarce'', the Arrowhead Arctic Blue, Gray Blue or Sierra Nevada Blue, is a butterfly in the Lycaenidae family. It is found from southern Oregon to central California in the Klamath Range and the Sierra Nevada. The habitat consists of subalpine meadows. The wingspan is 22–26 mm. The upperside of the males is gray-blue, while females are red-brown. The underside of the forewings has black arrowhead-shaped spots that point inward. The hindwings have a discal spot which is not black.〔(Butterflies and Moths of North America )〕 Adults are on wing from June to September in one generation per year. They feed on flower nectar, including yellow composites and bistort. The larvae feed on ''Dodecatheon jeffreyi''.〔(Butterflies of America )〕 Caterpillars or chrysalids hibernate. (Other butterfly named "Sierra Nevada blue" is ''Polyommatus golgus'', Lycaenidae, from Spain} ==Subspecies== *''Agriades podarce podarce'' *''Agriades podarce cilla'' (Behr, 1867) (California) *''Agriades podarce klamathensis'' J. Emmel & T. Emmel, 1998 (Oregon, California) 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Agriades podarce」の詳細全文を読む スポンサード リンク
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