34 CHAPTER 4 RESULTS 4.1 Lichen diversity Epiphytic lichens ...

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LECANIA Massal.
Thallus crustose, thin or thick, continuous or granules, grey-white, whiteyellow,
to brown-black. Photobiont Trebouxia, chlorococcoid. Ascocarps apothecia,
sessile, round, lecanorine, pale- to black-brown, to orange. Hymenium colourless,
K/I+ blue. Paraphyses unbranched. Asci 8-16-spored, Bacidia-type. Ascopores
colourles, 1-3-septate, thin walled, ellipsoid.
Lecania sp.1
Figure 4.49 Lecania sp. (http://www.bgbm.fu.berlin.de/sipman/.../Lecania.htm.)
scale bar = 2 mm
Family ROCCELLACEAE
CRESPONEA Egea & Torrente
Thallus crustose, continuous, cracked, thin, white, pale gray or pale green,
smooth, effuse, lacking isidia or soredia. Photobiont Trentepohlia. Ascocarps
apothecia, sessile, with constricted base, disc black, at first usually concave but soon
plane to slightly convex, margin: lecideine, glossy black, prominent, raised above
disc. Hymenium hyaline, I+ blue/red or pale red, K/I+ blue, Paraphyses septate,
simple or sparsely branched, with few or no anastomoses. Asci bitunicate, clavate to
cylindrical-clavate, slightly stiped, 8-spored Ascospores rarely brownish when old, 3-
19-septate transversely, oblong-fusiform.