454 DE. J. MUELLER ON NEW LICHENS. 
xxvii. p. 184. Jam anno 1862 cl. Tuck. aliam cubensem et 
similem speciem sub Thelotrematis schizostomi titulo edidit, sed 
hee est genuina species Ocellularia, sc. Ocellularia schizostoma, 
Muell. Arg. in Nuov. Giorn. Bot. Ital. xxiii. p. 395. Nomen 
specificum Leightoni etiamsi altero junius, in genere Thelotremate 
ergo admitti potest.—Apothecia evoluta demum emersa circ. 
1 mm. lata; discus demum latius apertus, albus, radiatim varie 
fissus; perithecium interius haud distinctum v. fuscidulo-ful- 
vescens ; spore 8, hyaline, subuniseriales, 14-16 longe et 
8-10 p late, 4-loculares, loculi intermedii bilocellati.—Corticola, 
prope Rio de Janeiro: Glaziou, n. 5548. 
9. PHHZOTREMA MELANOSTOMUM, Muell. Arg.; Ascidium mela- 
nospermum, Krempelh. in Flora (1876), p. 248, incluso <Asezdio 
rhabdosporo, Krempelh. 1. c. p. 249 (non Nyl.), cum forma levi- 
gata, Krempelh. l.c. Planta hee a novagranatensi Ascidio 
rhabdosporo, Nyl.in Prodr. Nov. Gran. p. 552, differt sporis multo 
latioribus et ostiolis. Apothecia in eodem thallo ludunt grossius 
aut tenuius tuberculoso- aut verrucoso-aspera aut sublevia, et 
punctula nigra circa ostiolum in annulum confluunt aut segregata 
sunt aut pro parte aut omnia obtecta sunt, unde numeri citati 
omnes in formam unicam haud dividendam bene coadunandi sunt. 
Spore hyaline proventu bene obscuratew sunt.—Corticola, in prov. 
Rio de Janeiro: Glaziou, nn. 5573, 3259, 5571, 6270, 6335. 
10. TrEmotyLiuM Spruce, Muell. Arg.; thallus fulvescenti- 
pallidus, levis, tenuissimus, subevanescens ; apothecia diplo- 
monocarpica, sinrplicia 1 mm. lata, sepe varie agglomerato- 
conferta, cartilagineo-firma, sessilia, subglobosa, basi constricta, 
fulvo-pallida et levigata, ore late truncata et obtuse integro- 
‘marginata ; ostiolum paullo depressum et circumscissum, obscure 
purpurascens; perithecium interius rufo-nigrum, completum, 
apice connivens; paraphyses connexe ; spore in ascis 4-8ne, 
hyaline, circ. 110 p longx et 25 p late, crebre parenchymatose, 
series transversales locellorum 20-25.—Est Lichen valde insignis, 
quodammodo Trypethelii more crescens. Greges apotheciorum 
basi paulo constricti et apothecia 2-6 quasi trunco communi 
~ brevissimo abeuntia.—Corticola, prope Santarem in regione ama- 
zonica Brasiliz : Spruce, n. 187. 
11. PLatyG@Rapna InFERIOR, Muell. Arg.; thallus albidus aut 
subalbus, tenuissimus, subfarinosus, effusus; apothecia }-1 mm. 
lata, sessilia, basi constricta, juniora tota albido-pruinosa, demum 
a 
