SriLankaLichens_Book_eng - page 15

15
32 Thallus with soredia or
isidia 33
33
Thallus with soredia
arranged in marginal
soralia
34
33 Thallus with isidia 35
34
Lobes less than 2 times
as long as wide. Lower
surface with true
cyphellae
Sticta limbata
(Sm.) Ach.
34
Lobes more than 2
times as long as wide.
Lower surface with
pseudocyphellae
Pseudocyphellaria
intricata (Delise)
Vain.
35
Lower surface with
yellow
pseudocyphellae
Pseudocyphellaria
desfontainii
(Delise) D.J.
Galloway
35 Lower surface with
white cyphellae 36
36
Lower surface whitish
or pale; tomentum
white, thinly scattered.
Lobes rounded, more
or less monophyllous
Sticta fuliginosa
(Hoffm.) Ach.