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

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CANOMACULINA Elix & Hale
Thallus foliose, loosely, flat, 1-5 mm wide, rotund at apices, cilia dense.
Upper surface pale to mid-grey (aratorin and chloroaratorin), K+ yellow, without
pseudocyphellae, pruinose towards lobe apices, with or without isidia and soredia.
Medulla white. Lower surface black or brown. Rhizines simple and dense. Asci 8-
spored. Ascocarps apothecia, laminal. Ascospores ellipsoidal.
Canomaculina sp.1
Canomaculina sp.2
Figure 4.22 Canomaculina spp., scale bar = 5 mm
CANOPARMELIA Elix & Hale
Thallus foliose, farinose, soralia or isidia present. Upper surface K+ yellow
(aratorin), without pseudocyphellae, cilia absent. Lower surface brown at the
margin, black towards the centre. Rhizines simple or irregularly branched, white,
present till the margin. Asci 8-spored. Ascospores colourless, without septa.
Canoparmelia sp.1
Figure 4.23 Canoparmelia sp., scale bar = 5 mm