Frank.Vassen: Coastal heatland with Erica azorica, Terceira Island, Azores
Frank.Vassen: Algar do Carvão, Terceira Island, Azores
Frank.Vassen: Native arboreal heath vegetation near Algar do Carvão, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Hymenophyllum tunbrigense, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Unidentified mushroom, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Scaly tongue-fern (Elpahoglossum semicylindricum), Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: Native forest vegetation, Mistérios Negros trail, Terceira Island, Azores
Frank.Vassen: European chain fern (Woodwardia radicans), Mistérios Negros, Terceira Island, Azores
Frank.Vassen: Macaronesian fir clubmoss (Huperzia dentata), Mistérios Negros, Terceira Island, Azores
Frank.Vassen: Azorena rockcap fern (Polypodium macaronesicum subsp. azoricum), Terceira Island, Azores