Vinca difformis Pourr.
Family: APOCYNACEAE
Genus: Vinca
Catalan common name: Proenga. Vincapervinca. Viola de bruixa.
Spanish common name: Alcandórea. Hierba doncella. Hierba lechera. Vincapervinca.
Province distribution: Alacant. Balearic Islands. Barcelona. Girona. Tarragona.
Distribution in the islands: Mallorca. Menorca. Ibiza.
General distribution (Phytogeography): West Mediterranean
Uses and properties: Medicinal.
IUCN Category: Least concern
Flowering time: JanFebMarAprMayJunJulAugSepOctNovDec
Life-forms: Chameophyte.
Habitats: Hedges. Non-saline wetlands (intermittent watercourses, streams, artesian wells, ditches). Rocky surfaces and dry stone walls. Shady zones, torrents and roads sides.
Characteristics: The periwinkle spreads itself along the ground with large branches covered with opposite, shiny round leaves. Flowers are a soft blue colour, at times may seem whitish, have a large tube that opens into five slightly symmetrical lobes, slightly resembling a propeller. Flowers during the winter and summer.