1 



592 Discomyceteae, Dermate», Didyraosporse, Cenaagella. 



tis, margine involuto, fuscis, striato-rugulosis, disco atro-olivaceo^ 

 ascis stipitatis, elongatis, 8-sporis, 128-150 =; 16-18; sporidiis lao- 

 ceolato-oblongis, rectis curvatisve, continuis, 2-4-guttulatis, dein 1-i 

 septatis, hyalinis, 18-26 s; 6-8; paraphysibus siraplicibus linearibus. 

 Hab. in ramulis Betulae, Radulo aterrimo tectis, in Rheno- 

 govia. 



16. Cenangella parasitica (Fuck.) Rehra Disc. p. 232, C. parasilicum 

 Fuck. Symb. App. I, p. 43. — Cupulis deraum in pycnidii caospi- 

 tulis ortis, orbicularibus seu irregularibus, subsessilibus, 1-2 rara. 

 latis altisque, primo turbinatis, subclausis, demum perforatis, aper- 

 tis, tandera explanatis, extus margineque valde elevato, involuto, 

 densissirae, brevissime velutinis, pallide sordido-fuscis argillaceisve 

 vel quandoque margine parum pallidiori, disco griseo, carnoso; 

 ascis linearibus, 8-sporis; sporidiis raonostichis, ovatis, utrinque 

 obtusis, didymis, raedio constrictis, pallide flavis, 6-8 s; 3-4. 



Hab. parasitica in Sphaeronasmate caespitoso ad Acer 

 platanoides in Rhenogovia. — Sec. Fuck. SphceroncBtnalis spe- 

 cies est pycnidium. 



II. Phceangella Sacc. Sporidia colorata. 



17. Cenangella Aceris (Hazsl.) Sacc Cenangium Aceris Hazsl. Einig. j 

 Disc. p. 9, Magyar. Szab. Disc. t. XII, f. 13. — Gregaria, minuta, 

 discoidea, erumpenti-superficialis, disco crasso, pallide brunneo, 

 superficie atro-brunneo; ascis clavatis, 90-98 a. long. breve stipita- 

 tis, octosporis; sporidiis elongatis vel ovato-oblongis, uniseptatis, 

 brunneolis, 14-20 5; 4; paraphysibus filiformibus. 



Hab. in ramus Aceris tatarici in Hungaria (Hazsl) et 

 Siavonia (Schulzer). 



18. Cenangella Morthieri (Fuck.) Sacc Cenangium Morthieri Fuck. 

 Synib. p. 272, t. IV, f. 47. — Cupulis caespitosis seriatisque, primo 

 tenuibus, valde excavatis, extus albo-farinaceis, demura disco cras- 

 so, plano, atro, distincte raarginato; ascis oblongis, breviter stipi- 

 tatis, 4-sporis, 80:^10; sporidiis monostichis oblongis, utrinque 

 parum attenuatis, subcurvatis, continuis uniseptatisva, 2-guttulatis, 

 fuscis, 16 i; 4. 



Hab. in ramis corticatis Rharani alpinae in Jura Heivetiae 

 (Morthier). — Status pycnidicus est Mioula Mougeaiii Duby. 



19. Cenangella Ulicis (Cooke) Sacc. Dermaiea Cooke in Grov. 111,1 

 p. 186. — Caespitosa vel sparsa substipitata ; cupulis initio turbi* 

 natis dein expansis, extus rufo-brunneis furfuraceis, 1-2 mm. lat., 



