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fere depresso-hemisphaerica, vertice obsolete mamillata oreque 

 minute urnbilicata; paraphyses capillares; asciangusti, 8-spori; 

 sporae fuscae, 40 — 55 |jl longae, 16—25 ft latae, vulgo halone 

 amplo cinctae, transversim 2— 4-locenati. — Habitu ad -4n^raco- 

 thecium variolosum accedit, cujus sporae pluries majores, sed 

 apothecia A. amphitropi pro parte fere trypethelioidea sunt. 

 Hujus apothecia magis denudata sunt quam in Anfhracoihecio py- 



l t 



renuloide. 



n. 1059, 2162 



Corticola prope Apiahy in Brasilia: Puiggari 

 ubi ab eodem etiam Anthracothecium opertum 



(Nyl.) Mull. Arg. Lich. Afric. occid. n. 44 lectum est. 



600, Pyrenula tricolor Mtill. Arg. Thallus cum epidermide 

 rufescenti-pallidus , zona hypothallina nigra sublineari cinctus; 

 apothecia in verruca mastoidea emergente truncafco-conicabasi IVa 

 nini, lata concolore apice autem sensim attenuata et decolorato- 

 albida inclusa, globosa, integre nigra, vertice demum latiuscule 

 nudata, pars deuudata ^/^ — ^/^ mm. lata, convexa, apice minute 

 umbonata; nucleus niger; paraphyses capillares; asci elongati? 

 8-spori; sporae fuscae, 4-loculares (loculi medii vulgo rhomboidei), 



28-36 ^ iongae, 10— 12 ^ latae. 



Species sat elegans , apo- 



thecia superne bicolora, inferne cum thallo discolore concolora, 

 A proxima Pyrenula mastophora^ s. Verrucaria mastophora Nyl. 

 Syn. Lich. Nov. Caledon. p. 88 distat colore apotheciorum et 

 verrucis mastoideis multo magis emersis. A subsimili Trype- 

 ihelio melanophihalmo Nyl. sporis duplo minoribus et verrucis 

 semper monocarpicis difFert. — Corticola prope Apiahy in Bra- 

 silia: Puiggari n, 1059 pr. p. 



601. Pyrenula marmorata Mull. Arg. Thallus late effusus, 

 tenuis, ex olivaceo albidus, e virenti et albido submarmorato- 

 variegatus; apothecia globosa, undique nigra et aequaliter crassa, 

 superne circiter triente emergentia et nuda, parte emersahemi- 

 sphaerica, vertice demum ibveolato-unibilicata et in foveola 



rt. 



vulgo albo-oculata; sporae fuscae, 4-loculares, 16 

 et 7 — 8^ latae, in ascis octonae, — 



17 II Iongae 



— A proxima Pyrenula glahrata 

 Auct. difFert apotheciis distincte majoribus, apice foveolatis et 

 thallo, et a Pyrenula nitida apotheciis magis denudatis et thallo 

 albescente, caeterum inter utramque habitu quasi medium te- 

 nens. — Corticola prope Apiahy in Brasilia: Puiggari n. 2103 

 pr. p. — Ibidem etiam Pyrenula suhnitidella ^ s. Verrucaria subniii- 

 della Nyl. Andam. p. 20 ab eodem lecta est. 



602,PseMdojt)?/reww^aMull. Arg.gen.nov. Thallus crustaceus, 

 gonidia chroolepoidea^ apothecia pyrenocarpica, paraphyses capil- 



