Author 'Boucher Marc dit de Meilh' (Id 123241 ) : Butterfly-Brenthis Bramble - taken near the pond in the Isere Barral 38,510. He found himself, with others, to go on the brambles and blackberries from the bramble county (brambles: Rosaceae.) Here he gathers long purple flowers bordering extensive woods and brambles by the pond. The Pearl of the bramble is a butterfly belonging to the family Nymphalidae. Marc Boucher said Meillan.