164 A. Zahlbkuckner: Lichenes. 



epruinosus, demum nitidulus; margo cum thallo concolor, primum tenuis et 

 subcrenulatus, discum fere aequans, demum modice dilatatus, crenulatus, pro- 

 minulus et persistens, in sectione ad ambitum fuseus, intus decolor, extus strato 

 amorpho, decolore, usque 15/* crasso obductus, plectenchymaticus, gonidia 

 copiosa continens; hymenium superne latiuscule coeruleo-nigricans, pulveru- 

 lentum, KHO — , NO5 lilacino-coerulescens vel rosaceo-violascens, caeterum 

 decolor vel dilute coerulescens, purum, usque 150 f.i altum, J demum aeruginoso- 

 coerulescens (imprimis asci); excipulum dimidiatum, decolor, ex hyphis tan- 

 gentialibus, tenuibus et dense contextis formatum; hypothecium crassiusculum, 

 rufofuscum, versus hymenium dilutius, strato gonidiali superpositum ; paraphyses 

 crebrae, filiformes, strictae, simplices (plasmate cylindrico-interrupto), congluti- 

 natae, ad apicem vix latiores; asci hymenio paulum breviores, oblongo- vel 

 elüpsoideo-clavati, superne rotundati et membrana incrassata cincti, Sspori; 

 sporae biseriales, decolores, simplices, oblongae, ellipsoideae, rarius subovales, 

 rectae, utrinque rotundatae, membrana tenui cinctae, contentu aequaliter oleoso, 

 10 — 16 [i longae et 6 — 9 fi latae. 



Conceptacula pycnoconidiorum immersa, globosa, vertice punctiformi, nigro 

 et convexulo emergentia; perifulcrium circa ostiolum obscuratum, fere nigrescens, 

 caeterum pallidum; fulcra exobasidialia ; basidia ampullaceo-filiformia, densa, 

 pycnoconidiis parum longiora; pycnoconidia bacillaria, utrinque retusata, recta 

 vel subrecta, 10 — 12/« longa et ad \ [x lata. 



S. : Sandsteine in der wtp. St. auf dem Sattel zwischen Tjiaodjio und Lemoka 

 im Lolo-Lande e von Ningyüen, 2250 m, 23. IV. 1914 (1583). 



Habitu cum L. atra congruit, structura apotheciorum interna bene distat. 



** f. infumata A. Zahler. 



Thallus fumoso-cinerascens. 



NW- Y. : Diabasblöcke in der tp. St. bei Ngulukö nächst Lidjiang (,,Likiang"), 

 3000 m, 5.x. 1916 (12978). 



SS. L. carnulenta Nyl. (Cat. Lieh., V, 402). Schöndjing: Ninghai, 

 Felsen bei einem Wasserfall, sehr spärlich (Maingay nach Cromb. I, 63). 

 S4. ** L. griseomurina A. Zahler. 



Thallus epilithicus, crustaceus, uniformis, tartareus, crassiusculus, usque 

 1 mm altus, maculas minores, in specimine viso usque 3 cm latas formans, sub- 

 strato adhaerens, caesio-cinerascens vel passim subalutaceo-cinerascens, opacus, 

 KHO flavens, CaClgOa — , versus marginem plus minus areolatus, in centro 

 continuus, laevigatus, sorediis et isidiis destitutus, in ambitu bene limitatus et 

 anguste nigricanti-obscuratus ; gonidia cystococcoidea ; medulla crassiuscula, 

 alba, J — ■. 



Apothecia lecanorina, sessilia, dispersa vel approximata, rotunda vel rotun- 

 data, ad basin bene constricta, majuscula, usque 1,6 mm lata; discus nifo-fuscus, 

 opacus, epruinosus, e concaviusculo subplanus vel demum convexulus; margo 

 thallinus albidus, pertenuis, acutiusculus, integer, undulatus, discum fere aequans, 

 persistens, in sectione extus fusco-obscuratus, plectenchymaticus, ex hyphis 

 inspersis formatus, gonidia copiosa, ad 12 /* lata et elementa substrati includens ; 

 excpiulum tantum infra hymenium bene evolutum, ad latera hymenii evanescens, 

 decolor; hymenium superne rufescenti-fuscum, inspersum, KHO — , ^Os ' 

 caeterum decolor et purum, ad 120 /* altum, J intense coeruleo-violaceum ; hypo- 



