Dothideacene, Ph<eodidymae, Dnthidca. 6S9 



inutoa erusta deformi, bullosa, nigra, ad pollicis crassitiera obdn- 

 cit. Jluic insident ubique densissime innumera> spha>rul?n minores, 

 irrp^ulares. atro-nitentes, astome aut minutissime papillatae, ap- 

 planats? vel umbilicata? . continentes ^relalinam albam conflatam 

 ex ascis clavatis. Crustaf! subjacet cortex defiguratus arboris, oaiu 

 cortex ramulis exteuditur ad longitudiuem pedalcm in massani 

 spongiosatn, V? unc. crassain, versus arabitum cavernulis aliquot 

 irregularibus refertam, quarum parietihus interna granuia gummi 

 adlwrent etc. Tuberculum corticale a Oynipe omnino formatum 

 videretur, cui deinum innascitur ha?c species admodum paradoxa. 



Sect. 1. Piueodidymae Sacc. 



DQTHJDEA Fr, Syst. myc. II, nag. 548, ex parte (Etym. a dothwn, 

 tuberculum). — Stroma erumpens, pulviuatum, tumidum v. depres- 

 sum, suborhicuiare vel confluendo elongatum, nigrum, sat crassum, 

 suhcoriaceum. Loculi (s. peritliecia) immersi, ostiolis prominulis ini- 

 nutis vel sat maguis. Asci 1-S-spori. Sporidia elougata vel ovoi* 

 deo-elavata, inaequaliter uniseptata, ox oHvaceo v. luteo fuliginea. 

 Paraphyses nullop — Cfr. PlotorighUa, a qua sporidiis coloiati- 

 tantnm rtcedii. 



I. Eudoihidea: rnajores ramicol*. 



1. Dothicfea Sambuoi (Pers.) Fr. S. M. II. 551, Sphceria Sambuci 5S98 

 Pers. Syn. I I. — Erumpens, orbicularis, pulvinata, planiuscula, ati 

 intus molli^ cinera>cens; locnlis minimis p( j riph(M - iri< albis; ascis 

 cyjindraceo-clavatis, apice rotundatis, 75-85 12 15, octospori 

 spcridiis suhmonostichis obovato-oblongis , l-septatis leniterque 

 constrictis, IX -?-:>, tocuii» snp. crassiore, olh i • 



Hab. ad ramos siccos Sambuci, ^lni Robini •■ Gledil 

 chia;, Lonicen*, Evonymi in Suecia, fiallia Germania, Uri* 

 tannia, Jialia, Belgio. Transylvania, Am< hoiv Var. minor: 



stromate minori et magis depresso. In ramis <i< nistw tincto- 

 i i ;o in Ital. bor. —  Var. moricola Rrb. cr. it. n 784, acc. I\ it. 

 tab. 212: ascis clavatis, 80 : 1 l- 15, 8 sporis; sporidiii oblongis. 

 constricio-didyrnis, !sJ2s8-10, loculo superiore crassiore, 

 lii ramis Mori in Italia e( in Amer, bor. - Var. Venziana Scv '. 



