632 



LECANOREtE et lecidee^ 



AUSTRALIENSES NOVJ] 



QUAS DESCRIBIT 



D r J. MÜLLER 



1. Lecanora atra Ach. v. serialis Müll. Arg.; granula thalli 

 distincte et subdistincte in séries radiantes et subreticulatim junctas 

 disposita. — Saxicola in Thursday Island, Queesland : Knight n. 268. 



2. Lecanora subfusca Ach. v. conjungens Müll. Arg.; thallus 

 sat tenuis, firmus, creberrime rimulosus, cseterum Isevis, nigro-limitatus; 

 apothecia demum majuscula, margo demum undulatus, discus siccus 

 niger; lamina superne virens. — Thallus tenuioret Isevior quam in var. 

 atrynea et v. gangalea, apothecia demum ut in var. atrynea, sed nigra, 

 madefacta tarnen pro parte fuscescentia. — Saxicola in Thursday Island 

 Queenslandige, cum v. gangalea. 



3. Lecanora albellaria Müll. Arg.; thallus albus, granularis; 

 granula in hypothallo haloniformi albido sita, conferta et subsparsa, 

 obtuse angulosa, convexa, superficie firma; gonidia globosa, diamelro 

 8-10 |j. œquantia; apothecia V 2-3 / 5 mm - l ata el minora, sessilia, dense 

 sparsa ; margo cum thallo concolor et integer lœvisque (v. demum obsolete 

 rugulosus), semper prominens, obtusus; discus concavusv. concaviusculus, 

 albido-pallidus v. dein nonnihil fulvescenti — carneus, nudus; epilhe- 

 cium hyalino-fulvescens, interiora reliqua hyalina; sporee 8-nge, cire. 13 ^x 

 long», 7 '/s [j. latte, oblongo-ellipsoideee. — Primo inluitu fere L. albellam 

 aut L. câesio-rubellam Ach. simulai, sed thallus estgranulosus et apothecia 

 fere gyalectina. — Corticola in Queenslandia : Knight n. 324. 



4. Lecanora subumbrina Müll. Arg.; thallus subfumoso-cine- 

 reus, tenuissimus, sat crebre granulai-i-rugulosus, peripheriam effusam 



