127 



physes apice clavatae, intus luteolo - granulosae ; sporae ob- 

 longe)- ellipticae, hyalinae, biguttulatae, oblique monostichae, 

 21 X 12 fi. Excipulus cellulis hexagonis contextus. — Ad 

 cortices ramorum dejeetorum Tiliae. Vere. 



Peziza (Humaria) atroviolacea Bres. (pag. 24, 

 Taf. XXIX, Fig. 2). Ascomata convexa, dein applanato- 

 umbilicata, vel subeoneava, sessilia, 7 — 15 MilL lata, extus 

 puberula albida, centro atroviolacea, glabra, aetate subrugu- 

 losa nigricantia, substantia ceracea, albida, inodora, et insa- 

 pora. Asci cylindracei ; deorsum attenuati , 8 - spori, 

 360 — 400x16 — 18 |w; paraphyses filiformes, apice clavatae, 

 7 — 8 f< apice latae, intus ochraeeo-granulatae. Sporae ellip- 

 ticae, hyalinae, biguttulatae, episporio ruguloso, oblique mo- 

 nosticha, 22x12 (*>. — Ad truncos mueidos laricinos. Aestate. 



Mollisia caesiella Bres. (pag. 25, Taf. XXX, Fig. 1). 

 Ascomata dense gregaria, minuta, 1 MilL lata, primo glo- 

 bosa teeta, dein erumpentia, cupulaeformia, sessilia, extus 

 fuseidula, setulis raris fasciculatis praedita, margine albo- 

 furfuraceo, centro caesio- cinerea glabra; substantia mollius- 

 cula, subconcolor; asci subfusoidei, 8-spori, 90— 100 X 12 ^; 

 paraphyses filiformes apice subincrasaatae ; sporae vulgo tri- 

 stichae, fusoideo- clavatae, saepe curvuJae, pluriguttulatae, 

 hyalinae, 23—30 X 3—4 p. 



Ad caules exsiccatos Cirsii palustris. Vere* 



Podosphaera Bresadolae Qudl. (Bresadola, Fungi 

 Trident pag. 25, Taf. XXX, Fig. 2.) Perithecia globosa, 

 membranacea, superficialia, sparsa, minutissima, late reticulata, 

 e luteola rufescentia, demum nigricantia, 90 [* Diam.; appen- 

 diculae byalinae, peritbecia duplo majores, apieibus turgidis 

 djehotoma-ramosis praeditae ; asci subglobosi, 8-spori, mox eva- 

 ßidi, 50 f*, sporae ovatae, luteolae, echinulatae, 15—20x12/*. 

 ~ In pileo Arrheniae auriscalpium Fr. Autumno. 



Jatta, A. Lichenum Italiae möridionalis mauipulus 



quartus. (Nuovo Giorn. botan. Ital. XIV. No. 2.) 



Dieser vierte Beitrag zur Kenntniss der Flechtennora 

 Süditaliens bringt wiederum 199 Species nebst zahlreichen 

 Varietäten und Formen. Es finden sich darunter auch einige 

 aeue, deren Diagnosen wir hier folgen lassen, 

 ^allopisma ferrugineum Huds. var. inarimense Jatta. 



Thallus e cinereo plumbeus, crassus, e tartareo rugulosus, 

 v el saepe deformiter areolatus. Apothecia maxima, plana, 

 tenuiter marginata, saepius deformia, confluentia, tabacina 

 Ad rupes vulcanicas. 



Lecanora variaeformis Bagl. in litt. 



Thallus depauperatus, e squamuloso granulosus, vir 

 ü^vescftnfl amiQmnli'a ^Bnanla niimitififlimis. deformibus. 



