Lecanora subimmersa ssp. ramboldii Lumbsch & Elix (1994: 233) MycoBank

Bungartz, Frank, Elix, John A. & Printzen, Christian, 2020, Lecanoroid lichens in the Galapagos Islands: the genera Lecanora, Protoparmeliopsis, and Vainionora (Lecanoraceae, Lecanoromycetes), Phytotaxa 431 (1), pp. 1-85 : 19

Lecanora subimmersa ssp. ramboldii Lumbsch & Elix (1994: 233) MycoBank no. 362327

Type:— AUSTRALIA. QUEENSLAND: Jim Crow Mountain, 25km von Rockhampton, 23°13’S, 150°38’E, 200-230 m alt., 14-Feb-1986, Rambold, G. 4492 (M– holotype; isotypes distributed as Hertel, Lecideaceae exs. 184) .

Chemistry: Thallus cortex P+ yellow, K+ yellow, KC−, C−, UV− (dull), medulla P−, K−, KC+ orange, C+ orange, UV± orange (difficult to observe); Galapagos specimens contain atranorin [minor], arthothelin [major], thiophanic acid [major], ±zeorin [major] and ±traces of unidentified triterpenoids; Guderley (1999) reports additional chodatin [major], demethylchodatin [minor] and various xanthones (±thiophanic [major], asemone [minor], 2-chloronorlichexanthone [minor], 2,4-dichloronorlichexanthone [minor], 2,5-dichloronorlichexanthone [minor], 5,7-dichloronorlichexanthone [minor], 3- O -methylthiophanic [minor]); [specimen analyzed with TLC: Bungartz, F. 8451 ( CDS 41097)].

Specimens examined. ECUADOR. GALÁPAGOS: San Cristóbal, rim of crater to the NW of Media Luna, inland from the NW-coast, 0˚43’51’’ S, 89˚18’55’’W, 149 m alt., transition zone, lower transition zone; basalt cliffs of inner and outer crater rim with scarce vegetation, on rock, 22-Apr-2007, Bungartz, F. 6311 ( CDS 34523). Santa Cruz, Eside of island, trail from parking lot to El Garrapatero beach, N-side of trail, 0˚41’26.69’’ S, 90˚13’19.10’’W, 6 m alt., dry zone, open deciduous forest of Bursera graveolens , Cordia lutea , Opuntia echios with Castela galapageia and Alternanthera echinocephala and others in the understory, on rock, 16-Jun-2010, Nugra, F. 904 ( CDS 44949). Isabela, Volcán Sierra Negra, Cerro Orchilla, ca. 4 km W of Puerto Villamil, 0˚57’47.27’’ S, 91˚0’27.19’’W, 56 m alt., dry zone, S exposed slope of hill, open Bursera graveolens forest with Croton scouleri and Opuntia echios , under wooden walkway going up the hill, on rock, 17-Aug-2008, Bungartz, F. 8451 ( CDS 41097).