FIGURE 5 in Leprose and leproid lichens of the Galapagos, with a particular focus on Lepraria (Stereocaulaceae) and Septotrapelia (Pilocarpaceae)

FIGURE 5. Galapagos species of Lepraria of the finkii-type sensu Lendemer 2011; a A thin layer of fine granules of Lepraria achariana growing on basaltic rock (Ertz 11579; scale 1 mm); b–c Lepraria finkii. b Cottony, 'fluffy'thallus aspect with some lobate tendencies but not forming distinct thallus lobes (Aptroot 64491; scale 0.5 mm); c Close-up of thalline granules with some protruding hyphae (Aptroot 63825; scale 1 mm); d Growth aspect of Lepraria aff. incana (Bungartz 3934; scale 0.5 mm); e–f Lepraria lendemeri. e Thallus granules developing on a fine weft of hyphothalline strands (Aptroot 63825, scale 0.5 mm). f Close-up of thalline granules with some protruding hyphae (Nugra 47, scale 1 mm).