SriLankaLichens_Book_eng - page 27

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80 Lower surface
rhizinate to margins 81
80
Lower surface with a
broad marginal zone
without rhizines
83
81 Medulla K- (or K+
dirty brown)
Myelochroa
irrugans (Nyl.)
Elix & Hale
81 Medulla K+ yellow
turning red 82
82 Rhizines simple
Parmelinella
simplicior (Hale)
Elix & Hale
82
Rhizines richly and
dichotomously
branched
Hypotrachyna
masonhalei Patw.
& Prabhu
83
Medulla K+ yellow
turning red (salazinic
acid)
84
83 Medulla K- or K+
dirty brown 85