Buelliaceae. 231 



B. (sect. Catolechia) sp. ? NW- Y. : Schieferfelsen der Hg. St. des Eückens 

 zwischen Haba und Dugwantsun, 4250 — 4450 m (6955). 



Rinodina 



Mass., Eicerch. Anton. Lieb., 14 (1852). 



A. Species saxicolae. 



a) Sporae simpliciter septatae. 



I. Sporae septo crasso 6. discofor. 



II. Sporae septo tenui. 



a) Sporae biloculares, 15 — 22 X 7 — 9^ 3. setsckwana. 



ß) Sporae 41oculares, 24 — 28 x 9 — 12 yU 5. heterospora. 



b) Sporae polari-diblastae, luminibus subcornutis. 



I. Apothecia immersa; thallus laevigatus, continuus, ahitaceus 



7. cormttula. 



II. Apothecia sessilia, fere verrucif ormia ; thallus albidus, plus minus 



dispersus 8. glcbidans. 



B. Species corticolae. 



a) Thallus leprosulus: sporae 24 — 36 X 10 — 14^ 1. suhhfrosvla. 



b) Thallus non leprosus. 



I. Sporae minores et latiores, 12 — 20 X 6 — 9/i; thallus verruculoso- 

 areolatus 2. sophodes. 



II. Sporae majores et angustiores, 20 — 24 X 8 — 10^; thallus laevi- 

 gatus et continuus 4. Handelii. 



1. R. subleprosula Jatta in Nuov. Giorn. Bot. Ital., nov. ser., IX, 477 

 (1902). Schenhsi: Junge Stämme auf dem Hwangtou-schan (Giraldi). 



2. R. sophodes (Ach.) Th. Fr. in Nova Acta Reg. Soc. Scient. Upsal., 

 ser. 3, III, 225 (1861). (Lecanora s. Ach., Lichenogr. Univers., 356 [1810]. HuE 

 II, 171). Y. : Moschetschin ober Dapingdse, Rinden in Wäldern (Delavay). E von 

 Man-hsien (Gregory nach Pauls. I, 319). 



3. ** R. setschwana A. Zahler. 



Thallus epilithicus, crustaceus, uniformis, substrato arcte adhaerens. tenuis, 

 0,1 — 0,3 mm crassus, expansus, subtartareus, pallide aluta«eus vel alutaceo- 

 albidus, fere opacus, KHO sordidescenti-aurantiacus, CaClgOa vix lutescens, 

 minute et graciliter areolatus, areolis angulosis, continuis, planis, 0,3 — 0,4 mm 

 latis, crustam laevigatam formantibus, fissuris tenuissimis separatis, sorediis et 

 isidiis destitutus, in margine linea fusco-nigricante, tenui cinctus et bene limitatus; 

 gonidia cystococcoidea ; medulla alba, circa apothecia J violascenti-coerulea, 

 KHO aurantiaco-flava. 



Apothecia sat crebra, dispersa vel approximata, primum adpressa, demum 

 in areolis thalli plus minus immersa, lecanorina, rotunda, parva, 0,3 — 0,5 mm 

 lata: discus niger, opacus, epruinosus, planiusculus vel convexulus: margo cum 

 thallo concolor, tenuis et integer ; excipulum distinctum, dimidiatum, tantum ad 

 latera hymenii evolutum, angustum et decolor; hymenium superne umbrino- 

 fuscescens, non pulverulentum, KHO — , NO5 — , caeterum decolor, purum, 

 dilucidum, 90 — 94^ altum, J cupreo-ruf escens : hypothecium rufo-fuscum, ex 

 hj'phis intricatis formatum, moUescens; paraphyses filiformes, strictae, gelatinöse- 



