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

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4.1.1 Types of lichen found in the study areas
Crustose was the most lichen group which was found in all study areas,
followed by foliose, squamulose and fruticose, respectively (Figure 4.1-4.62).
However, in San Khu foliose was the most dominant group. The highest species
number of lichen was found in San Khu site: 18 families, 34 genera and 59 species. In
contrast, the lowest lichen number was found in Palad nature-trail site with 13
families, 17 genera and 23 species (Figure 4.63).
70
60
Number
50
40
30
20
10
0
S1 S2 S3 S4 S5
Sites
squamulose
fruticose
foliose
crustose
Figure 4.63 Total lichen number on all trees sampled in each site