﻿Conceptacula pycnoconidiorum punctiformia, semiimmerea, 

 perithecio pallido, solum vertice nigricante ; fulcris exobasidialibas, 

 basidiis sublageniformibus. 10 — 12 ft longis; pycnoconidiis cylin- 

 drico-bacillaribus, rectis vel leviter arcuatis. 8 ft longis et circ. 



Insel Melisello: an Augitdiorit haufig (Ginzb erger). 

 Physcia stellaris (L.) Nyl. 



Halbinsel Lapad bei Ragusa, an Finns halepensis ( Liitke- 

 m tiller) in der typischen Form im Sinne Ny lander's, 

 var. leptalea Nyl., Synops. Lich., vol. I (1860) pag. 425; Crombie, 

 Monogr. Brit. Lich., vol. I (1894) pag. 311. — Lichen leptaleus 

 Ach., Lichgr. Suee. Prodr. (1798) pag. 108. 



Boeche di Cattaro : Devesite bei Oastelnuovo, an Carpinus- 

 gestriipp, 500— 600m (Baumgartner) in einer Form mit fast 

 weissem, sehmallappigen Lager und weissliehen Fibrillen. 



278. Physcia ascendens Bitt. in Pringsh, Jahrb. fur wiss. 

 Botan., Band XXXVI (1901) pag. 4,31, Fig. 2—3. 



^Halbinsel Lapad bei Ragusa, an Pinus halepensis (Liitke- 



Physica tenella (Sap.) Nyl, Bitt, 1. s. c. pag. 430. 



Ombla bei Ragusa, an Kalkfelsen (Baumgartner). 



279. Physcia ragusana A. Zahlbr. nov. spec. 



Thallus substellato-expansus, adpressus, suborbicularis, usque 

 9 cm latus, rigidiusculus, siccus glaucescenti-cinerascens vel 

 albus, opacus, tenuiter sed distincte albo-pruinosus. madefactus 

 pomaceo-viridis, esorediosus, isidiis destitutus, subtus centro pallide 

 testaceus, versus marginem albidus, rhizinis pallidis, sat brevibus. 

 c 1 mm longis munitus; crebre laciniatus, laciniis plus minus 

 confluentibus, subimbricatis, concaviusculis vel modice convexis, 

 adpressis apice digitatio et inciso-crenatis: in centro passim 

 squamulis parvis tectus, squamuloso-verruculosus vel nudus, extus 

 KHO subaurantiaco-luteus, Ca 01, 0,— ; utrinque corticatus, cortice 

 superiore 30-40 (i alto, pallido; pseudoparencbymatico, pseudo- 

 celluhs oblongo-angulosis, leptodermaticis, in seriebus verticahbus 

 6— 9-sitib. cortice inferiore decolore, usque 16ft crasso, cum medulla 

 confluente, ex hypbis horizontalibus, subpachydermaticis dense 

 contextis formato, I flavescente; medulla alba, KHO-, Ca 01, 0 9 -, 

 ex hyphis subhorizontalibus in parte superiore laxiuscule, m parte 

 mfenore dense contextis, 3-3-4^ crassis, lepto dermaticis, oon 

 amylaceis formata; gonidia zonam sub corticem superiorem sitam 

 angustam formantia, globosa, 7—9 ft in diam. 



Apothecia parmeliacea, in centro thalli sita, sessilia, dispersa 

 vel approximata, usque 2 mm lata; disco subplano, primum albo 

 prumoso, demum nudo et fusconigricante; margine thallino albldo, 

 parum mflexo, prominulo, crenulato, ambitu inciso vel inciso- 

 crenato, permanente : excipulo extus strato corticali pseudoparen- 

 cbymatico angusto, dilute fuscescente, strato medullari fere toto 

 gonidia continente; hypotbecio pallido, lutescente, hymenio suD- 



