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2. Taxonomic part 32<br />
Taxa<br />
[C] subantarctic Melanotopelia rugosa, Topeliopsis subdenticulata<br />
[C+] subantarctic “Leptotrema” schizoloma<br />
[D] paleotropical<br />
[D+] paleotropical<br />
Chapsa indica, Myriotrema desquamans, M. eminens, M. polytretum, M. protoalbum,<br />
M. subconforme, Thelotrema polythecium, Topeliopsis laceratula,<br />
T. pseudoexanthismocarpa<br />
Myriotrema microporum, M. phaeosporum, Thelotrema bicinctulum, T. cupulare,<br />
T. foveolore, T. nostalgicum<br />
[D++] paleotropical Chapsa subpatens, Thelotrema nureliyum, T. rugatulum, Topeliopsis muscigena<br />
[E++]<br />
paleosubtropical<br />
[F] pantropical<br />
[F+] pantropical<br />
[F++] pantropical<br />
[G] pantemperate Topeliopsis azorica<br />
Thelotrema bicavatum, Thelotrema porinaceum<br />
Chapsa astroidea, C. leprieurii, Chroodiscus australiensis, C. parvisporus,<br />
Myriotrema myrioporum, M. viridialbum, Reimnitzia santensis, Thelotrema adjectum,<br />
T. alboolivaceum, T. lepadodes, T. myriocarpum<br />
Chapsa alborosella, C. leprocarpa, C. phlyctidioides, C. platycarpa, Fibrillithecis<br />
halei, Leucodecton compunctellum, L. glaucescens, L. occultum, Myriotrema album,<br />
M. clandestinum, M. glaucophaenum, M. olivaceum, M. rugiferum, M. trypaneoides,<br />
Nadvornikia hawaiensis, Thelotrema leucophthalmum, T. pachysporum, T. saxatile,<br />
T. saxicola<br />
Leptotrema wightii, Leucodecton subcompunctum, Thelotrema conveniens,<br />
T. defossum, T. diplotrema, T. lacteum, T. porinoides, T. subtile, “Thelotrema”<br />
guadeloupensis<br />
[H] subcosmopolitan Thelotrema lepadinum, Thelotrema suecicum<br />
2. 8. Key to the treated species<br />
1a Growing on dead or living leaves (foliicolous) ............................................................ 2<br />
1b Growing on different substrate than leaves (corticolous, lignicolous, muscicolous,<br />
saxicolous, terricolous or humicolous) ......................................................................... 5<br />
2a Occurring in alpine habitats in Tasmania, growing on Astelia or Richea, ascospores<br />
longer than 12 µm, containing the protocetraric acid chemosydrome ........................... 3<br />
2b Tropical, ascospores up to 12 µm long, containing the stictic acid chemosydrome........ 4<br />
3a Ascomata Geaster-like, not stipitate .......................................................Chapsa asteliae<br />
3b Ascomata distinctly stipitate .....................................................Pseudoramonia richeae<br />
4a Discs reddish, ascospores up to 10 µm long, with 2(3) loci ... Chroodiscus australiensis<br />
4b Discs brownish, ascospores up to 12 µm long, with 2-4 loci .. Chroodiscus parvisporus<br />
5a Ascomata mazaedious, ascospores brown, bilocular ............... Nadvornikia hawaiensis<br />
5b Ascomata without mazaedium, ascospores with more than 2 loci, or if bilocular,<br />
unpigmented................................................................................................................. 6