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

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Dirinaria sp.1
Figure 4.38 Dirinaria sp., scale bar = 5 mm
HETERODERMIA Trevis.
Thallus foliose, radiating mats, closely adpressed or ribbon-like, ascending
and loosely attached, white to grayish. Soredia lobules and sidia usually present.
Upper cortex periclinal hyphae. Photobiont chlorococcoid. Lower surface with or
without a cortex. Ascocarps apothecia, immersed to sessile, red-brown, disc convex.
Asci elongate-clavate, thickened, I+ blue tholus, almost Bacidia-like, 8-spored.
Ascospores simple, colourless, smooth.
Heterodermia sp.1 Heterodermia sp.2 Heterodermia sp.3
Heterodermia sp.4 Heterodermia sp.5 Heterodermia sp.6
Figure 4.39 Heterodermia spp., scale bar = 5 mm