



























412 



Dr. J. Müller. 







multoties minores (unde sporae primo intuitu 2-loculares) . — Proxima Py- 

 renulae praelucidae Trev. , s. Verrucariae praelucidae Montg. 

 Syll. p. 368 , sed apotheeia niagis nudata et sporae in ascis quaternae. 



Verr. Gub. 26, 30. 



2. Perithecium globosum v. suhglobosum, compleluin, undique 



aequi-v. subaequicrassum, lateralitcr non anguloso-productum. basi niagis 



quam in § 1 immersum. 



11, P. gregautula Müll. Arg.; lhallus pallide fuscus v. denium expal- 

 lens, tenuissimus, laevis, margine zona nigrescente limitatus: apotheeia 

 subgregatim crescentia, Va mm < lata ? alte hemisphaerica, inferne thallino- 

 vestita, superne nuda et opaco-nigra, verlice obtuse subacutata aut obso- 

 lete mamilligera; perithecium paullo depresso-globosum , completum, un- 

 dique aequicrassum, lateraliter haud anguloso-productum; paraphyses gra- 

 ciles, granulosae; asci 1-seriatim 8-spori; sporae 11—12 jj. longae et 5 \x 

 latae. subaequaliter 4-loculares. — Est microcarpa. microspora, nulli arcle 



affinis. 



II, 651. 



12. P. microcarpa Müll. Arg. ; thallus virenti-albidus, tenuissimus, 



25 



■ 



30 

 ,100 



mm. lala, de- 



i 



■ 





Habitu ad P. farream ac- 



Verr.Cub.220. 





laevis, margine effusus; apotheeia copiose sparsa 



mum fere dimidia parte emersa ibique ab origine nuda et opaco-nign 



crebre ruguloso-scabrida, vertice late obtuso subdeplanato demum levitei 



umbilicalis perithecium subregulariter globosum. undique aequicrassum: 



sporae in ascis subuniserialim 8-nae, circ. 20 ja longae et 8 ji latae, oblon- 



gato-ellipsoideae, subaequaliter 4-loculares. 



cedit, sed magis microcarpa et apotheeia non dimidiata. 



13. P. albida Müll. Arg.; thallus albidus, tenuissimus, margine effu- 

 sus; apotheeia ,0 — n /io inm - lata > subglobosa, basi minus convexa, nuda, 

 aterrima, opaca, basi modiee immersa, apice demum nigro-foveolata : peri- 

 thecium completum undique crassum; sporae in ascis 1-seriales, 8-uae, 



20—22 fi longae et 12 fj. latae, subaequaliter 4-loculares. — A simili Py- 

 renula porreeta, sc. Verrucaria porreeta Krplh. Lieh. Warm. 

 p. 396 differt apotheeiis paullo majoribus, minus alte convexis, aterrimis 



et sporis majoribus. — Verr. Cub. 80. 



14. P. subimiucrsa Müll. Arg., thallus fulvo-pallidus v. denium decolo- 

 rato-albidus, tenuissimus, laevigalus, demum evanescens, margine etlusus : 

 apotheeia media altitudine 9 / 2 o mm. lata, nonnihil depresso-globosa, 

 bitu rotundata, primum omnino immersa et tantum ostiolo velalo nigro ex- 

 tus iudicata, demum triente emergenlia et nudata, atra, superne nitida, 

 demum umbilicato-pertusa; perithecium completum, subtus subaequicras- 

 sum; sporae in ascis imbricalim 1-serialiler 8-nae, 14—16 jx longae, 6>/ 2 

 7 jx latae, ellipsoideae, 4-loculares, loculi terminales paullo minores. — 

 Fere Pyrenulam punctellam v. exstantem (Nyl.) simulat^ at apo- 

 theeia demum distinclius emergeutia et sporae multo minores, 

 lan. seereeata, in collect, non distributa. 



am- 



E miseel- 



