SriLankaLichens_Book_eng - page 20

20
53
Without soredia or
isidia, often with
apothecia
54
53
With soredia or isidia,
often (but not always!)
without apothecia
60
54 Lower surface
corticate throughout
Heterodermia
diademata
(Taylor)
D.D.Awasthi
54
Lower surface
ecorticate (at most
with a corticate
margin)
55
55 Lobes with red cilia
Heterodermia
rubrotricha
Weerakoon &
Aptroot
55
Lobes without cilia or
with white to black
cilia
56
56
Branching
dichotomous, with two
equal lobes. Lobes
narrow and elongate,
strap-shaped
Heterodermia
circinalis
(Zahlbr.) W.A.
Weber
56
Branching sympodial,
with short lateral
lobes. Lobes short, not
strap-shaped
57