Common Lichens of the Estero Bay Area - Elfin Forest
Common Lichens of the Estero Bay Area - Elfin Forest
Common Lichens of the Estero Bay Area - Elfin Forest
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Habitat: On undisturbed rocky outcrops along <strong>the</strong> immediate coast, just<strong>of</strong>fshore, and on coastal islands.Notes: Fruticose. This dense clump has s<strong>of</strong>t whitish thallus. Main branches areflattened. Infertile form (seen here) is s<strong>of</strong>ter, lighter, and main branches aremore brittle. (MDO, MBSP, EB)DermatocarponStippleback or Lea<strong>the</strong>r <strong>Lichens</strong>Dermatocarpon americanumCOMMON STIPPLEBACK OR LEATHER LICHENHabitat: Islands and rocks along <strong>the</strong> immediate coast.Notes: Single thalli, <strong>of</strong>ten with slightly lobed margins. Flattened upper surfaceis dull grayish. Brittle, foliolose, and prostrate. Sometimes found in clusters.Also known as “rock lettuce,” this species is most commonly found onsandstone. Black dots are peri<strong>the</strong>cia. (MBSP, EB)28