Fascinating Lichens of Sri Lanka

Sq
VC
SL
Phyllopsora breviuscula
Phyllopsora confusa
SL C Sq
Ramalinaceae
Description The thallus forms incomplete circular patches, squamules large,
adnate, elongated, contiguous or partly imbricate, becoming deeply divided,
distinctly convex, medium green or often with brown patches. Isidia are absent.
Prothallus is thick, reddish brown. Apothecia are common, rounded, simple,
plane to moderately convex, medium brown, with a paler and indistinct margin.
Can be confused with Phyllopsora parvifolia.
Description The thallus has small, narrow ascending squamules, and is bluish
green in colour. Isidia are absent. The prothallus is thin, but often well developed,
white to partly reddish brown. Apothecia are rounded to irregular, simple, plane
to moderately convex, and pale to medium brown.
Chemistry No lichen substances.
Ramalinaceae
Chemistry No lichen substances.
Status This species is Pantropical. New record for Sri Lanka.
Status Very common species. Mostly found on mature tree trunks in very humid,
shaded interiors and on moist rocky substrates. This species is pantropical. New
record for Sri Lanka.
Habitat Found in humid rain forest and humid sub montane areas.
Locations Avissawella, Nawalapitiya ,Hatton and Knuckles mountain range.
Habitat Mostly found in humid mid elevation to high elevation forests above
1000 m.
Locations Central highlands, high elevation rain forests and along the rocky
stream margins of sub montane and montane forests.
130 Fascinating Lichens of Sri Lanka
Fascinating Lichens of Sri Lanka 131