7s 
Fke, 
MKLANOTHKCA. ) 
j 
Character cssenliaiis. 
^ipothecium hotcrogeneuin, c propria substantia nigra formatiiin; 
pcritlicrium nulhnn; nuclei nudi, ovoidei, in subiculo nudo aterrimo - 
immersi, ostiolis crassis airis. 
Character naturalis. 
^ipothccium (tuberculum) heterogeneum, subrotundo -diffbrmc, ■ 
plano-depressum; perithecium nullum; stroma atrum, crustaceum, 
subrotundum; nuclei (3 — 6), ostiolileri, ovoidei, profunde immer- ” 
si; ostiolum concolor, late pertusum; thecae mastoideae, sporidia 
plura dispora foventes; thallus subleprosus, maculifbrmis, expansus, 
uniformis, laevissimus. 
DifTert Melanothcca a caeteris generibus, scilicet: 
a Chiodectonc, ostiolis late pertusis et nucleis semper distinctis; 
a P armentaria y nucleis sparsis circum axin non dispositis; 
a />,/ rcnnlay V ermiearla, Saf/ediUy nucleis pluribus in stromate 
immersis; 
a Tnjpctlielioy defectu perithecii. 
Habitant Mclanothccac in regionibus calidis ad arborum cortices. 
Speciem Stilhosporarum (e Ilypoxiflorumj sed stru- 
cturam alienam et thecas mastoideas cum sporidiis disporis. 
Specie .v. 
1 . Jftelanotheca A.chariana. 
Fee, Suppi, crypt. ecorc. exot. off. p. 71. tab. XXXVI. fig. 10. 
Trtjpelheliam anomalum Ach. Syn.meth.Lich. p. 105. Trypethclium 
') Milui, nigrum; |nxi(lium. 
