Keys to the macrolichens and checklist of the lichens and ...

6a. With lobules............................................................................................................. 7
6b. With cylindrical isidia.............................................................................................. 8
7a. Upper surface of lobes ± flat; white marginal rim present; spongiostratum without
cavities; medulla C-, with lobaric acid .................................................A. ornatoides
7b. Upper surface of lobes ± convex; white marginal rim often absent; central cavity
between spongiostratum and medulla present; medulla C+ red, with anziaic acid.
......................................................................................................A. pseudopustulata
8a. Upper surface of lobes ± convex; white marginal rim often absent; central cavity
between spongiostratum and medulla present; medulla C+ red, with anziaic acid.
...........................................................................................................A. corallophora
8b. Upper surface of lobes ± flat; white marginal rim present; spongiostratum without
cavities ..................................................................................................................... 9
9a. Isidia c. 0.1 mm wide and up to c. 0.4 mm long, with browned tips, rarely
branched, when young club-shaped; medulla C+ yellow-orange, with lobaric acid
and identified substances ......................................................................A. isidiolenta
9b. Isidia c. 0.1-0.3 mm wide and c. 0.5-1.2 mm long, without browned tips, more or
less branched, not club-shaped; medulla C-, with norlobaridone or lobaric acid,
occasionally without ................................................................................. A. isidiosa
10a. With soralia; medulla C-, UV+ white, with divaricatic acid ................................. 11
10b. With pustules; medulla C+ red, LTV-, with anziaic acid ...................................... 12
11a. With bubble- to urn-shaped, laminal soralia..................................... A. afromontana
11b. With labriform soralia on the lower side of recurved lobe tips ............A. americana
12a. Pustules mostly terminal, producing coarse soredia or tiny, coralloid lobules;
upper surface of lobes ± flat; white marginal rim present; spongiostratum without
cavities ....................................................................................................A. pustulata
12b. Pustules mostly lateral, producing convex lobules; upper surface of lobes ±
convex; white marginal rim present; spongiostratum with central cavity between
spongiostratum and medulla ........................................................A. pseudopustulata
Bryoria Key:
1a. Thallus sorediate .......................................................................................... B. dahlii
1b. Thallus not sorediate............................................................................ B. indonesica
Bulbothrix Key:
1a. Thallus without isidia or lobules.......................................................... B. tuskiformis
1b. Thallus with isidia or lobules................................................................................... 2
2a. Lobes black below, relatively broad ........................................................B. tabacina
2b. Lobes brown below, narrow .................................................................................... 3
3a. Medulla C+ pink .......................................................................................B. goebelii