Lecideaceae. 99 



Apothecia lecideina, habitu fere aspicilioidea, inareolis singularia et immersa, 

 rotunda vel subangulosa, minuta, 0,2— 0,4 mm lata, nigra, opaca, a thallo 

 accessorie, passim annulatim cincta; discus niger, opacus, epruinosus, planus 

 vel convexus; excipulum dimidiatum, crassiusculum, in sectione transversali 

 ad ambitum coeruleo- nigricans, intus sordidum, ex hyphis tenuibus, subradian- 

 tibus et modice intricatis, dense contextis, pulverulento-inspersis formatum, 

 gonidia nuUa includens, extus a thallo circumdatum; hymenium superne eoeruleo- 

 nigricans, non pulverulentum, KHO — , NO5 magis coeruleum, caeteruni decolor, 

 purum, angustum, 40 — 60^ altum, J cupreo-ruf um ; hypothecium decolor, sat 

 crassum, ex hyphis intricatis formatum; paraphyses filiformes, ad 2 fi crassae, 

 strictae, simplices, eseptatae, ad apicem grosse capitatae, conglutinatae : asei 

 oblongo- vel ellipsoideo-clavati, superne rotundati et membrana incrassata cincti, 

 Sspori; sporae biseriales decolores, simplices, ellipsoideae vel subovales, utrin- 

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

 parvae, 6 — 9 fx longae et 4 — 5 fi latae. 



Y. : Quarzitfelsen der wtp. St. bei Schilungba nächst Yünnanfu, 1900 m, 

 20. II. 1914 (127). 



19. ** L. schitakensis A. Zahler. 



Thallus epilitliicus, crustaceus, uniformis, substrato adpressus et sat late 

 expansus, tenuis, 0,1 — 0,2 mm crassus, in toto cupreonigricans, opacus, KHO — , 

 CaClgOg — , areclatus, areolis cupreis vel rufo-cupreis, 0,1 — 0,3 mm latis, sub- 

 membranaceis, angulosis vel subirregularibus, planis, plus minus continuis, hy- 

 pothallo nigro cinctis, sorediis et isidiis non praeditus ; gonidia cystococcoidea; 

 meduUa alba, J — . 



Apothecia lecideina, crebra, dispersa vel approximata, nigra, nitida, eprui- 

 nosa, immersa, demum leviter emergentia, parva, ad 0,3 mm lata, rotunda vel 

 subangulosa, e concaviusculo subplana, margine pertenui, integro et prominulo 

 cincta; excipulum integrum, fuligineum, NO5 violascens, crassum; hymenium 

 superne anguste obscure aeruginoso-fuscum, KHO vix mutatum, NO5 sordidule 

 violascens, caeterum decolor, modice spumuloso-inspersum, 100 — 110// altum, 

 J coerulescens, demum sordidescens ; hypothecium angustum, decolor; para- 

 physes densae, strictae, fiUformes, conglutinatae, simplices, eseptatae, ad apicem 

 vix latiores; asci ellipsoideo-clavati, superne rotundati et membrana bene in- 

 crassata cincti, 8 spori ; sporae in ascis biseriales, decolores, simplices, late ellipsoi- 

 deae vel ovales, membrana tenui cinctae, contentu aequaliter oleoso, 10 — lö fi 

 longae et 5 — 6^< latae. Pycnoconidia non visa. 



NW-Y.: Diabasf eisen der Hg. St. unter dem Kare Schitako im Yülung-schan 

 hei Lidjiang („Likiang'"), 3800—4000 m, 16. VII. 1914 (3556). 



20. L. athroocarpa Ach. (Cat. Lieh., III, 521). Diabas- und Quarzitfelsen 

 an windgeschützten Stellen der Hg. St. des höchsten Rückens zwischen Haha und 

 J^ugwantsun se von Dschungdien, 4350—4450 m, 23. VI. 1915 (6945). 



21. **Z. chondrospora A. Zahlbb. 



Thallus epilithicus, crustaceus, uniformis, subverniceo-effusus, substratum 

 avcte obducens, sat late expansus, tenuis, 0,1—0,2 mm crassus, subtartareus, 

 persicino-cinerascens vel albido-cinerascens, opacus, KHO paulum flaventi- 

 sordidescens, CaClgOo— , passim continuus, passim minute et tenuissime areolato- 

 diffraetellus, areolis 0,3— 0,5 mm latis, fissuris tenuissimis separatis, superne 



