3^ 





Jj: i-.'^' ^; 





\ 



516 



est. A P. suhnitida Miill. Arg, Lich, Wright, diflfert apotheciis 

 quasi thallino-involacratis et a P. niiida Ach. jam distat sporis 

 majoribus ut in P. subniiida* — Ramalicola ad Tchamt^i in 

 Dui'uma Africae orientalis: Hildebrandt n. 2350 pr. p. 



981. Pyrenula vtrescens Miill. Arg.; thallus olivaceus, 

 verniceo-laevis et opacus, tenuis, determinatus ; apotheciamajore 

 parte innata, nigra, parte einergente primum tenuiter thalliuo- 

 velata, dein nudata et nitidula, vertice minute foveolata; peri- 

 theeium globosum, integrum, undique nigrum, media altitudine 

 ~ mm, latum, demum triente et pauUo ultra emergens; asci 

 8-spori; sporae subaequaliter 4-loeulareSj 20 — 28 fi longae, 

 8—11 jU latae. — Juxta proximam P. guassiaecolam F6e Suppl. 

 p. 79 t. 37 fig. 3 locanda est. — Ramulicola in Madagascaria 

 centrali : Hildebrandt. 



982. Triclinium C in chon arum F^e Ess. p. 147 t. 33 fig. 4, 

 genus et species nova Fungis adscripta, at sine ullo dubio My- 

 cologis hodiernis ignota, e specim. orig. Feeanis ad Lichenes 

 certe referenda et generi ce Psoromafo* abscribenda sunt. SltPso- 

 roma Cinchonarum Mull. Arg., proximum P. hispidulo Nyl., 

 sed glabrum, efe madagascariensi P. flavicanti Miill. Arg., at 

 aliter coloratum et laciniae thallinae minus evolutae, Ab onmi- 

 bus dein recedit medulla pro parte coccineo-tincta. — Laciniae 

 ad imum marginem angustissime pallidioresj non tomentellae. 

 Gonidia globosa, circ. 8 fi lata ; hyphae 4 \l latae, microgoni- 

 diigerae. Apothecia ignota, — Ad corticem Cinchonarum in 

 Peruvia (specim. F^ean.). 



983. Pseudoleptogium Miill. Arg.; Leptogii sp. Krplh. et 

 Nyl. — Thallus placodiali-collemaceus, radians, adnatus, supra 

 strato crassissimo (fere tota crassitie thalli) undique paa*enchy- 

 matosus^ basi tenui cellulis tubulosis hyalinis medullaris. Go- 

 nidia subgeminata ; hypothallus nullus ; apothecia lecanorina ; 

 sporae parenchymaticae, hyalinae. — Juxta Leptogium locan- 

 dam cujus structura thalli omnino alia. 



Pseudoleptogium diffr actum Miill. Arg.; Leptogium dif- 

 fracium Krplh. ap. Arnold in Flora 1861 p. 258; Korb, Par. 

 p. 424, Leptogium placodieUum Nyl. in Flora 1865 p. 210 (Obs.: 

 CoUema dijfractum Nyl. sporis gaudet l-locularibus, non est spe- 

 cies CoUematis nee Leptogii et nomini admisso hand obstat). 

 Apothecia (quae hucusque ignota erant) copiosa, ^4 ^^^' ^^^^t 

 sessiiia, crasse subintegro-raarginata et leviter gyalectiformia; 

 epithecium fuscescens ; asci 8-spori, elongato-ellipsoidei; sporae 



