Author 'Boucher Marc dit de Meilh' (Id 122980 ) : This butterfly-Brenthis Bramble - taken near the pond in the Isere Barral. It was, with others, to go on the brambles and blackberries from the bramble county (brambles: Rosaceae). The Pearl of the bramble is a butterfly belonging to the family Nymphalidae. Marc Boucher said Meillan. "* Distribution: south-west Europe, Russia, Central Asia, China, Japan. * Wingspan male: 21-26 mm. * Flight period: June to August. * Habitat: wasteland . * Host plants: purple, raspberry, blackberry. * Caution: Do not confuse with Fritillary. WikiPedia. Photograph: Marc Boucher said Meilhan.