Addenda ad vol. I. liv 



4*. Otthia amblens Niessl Hedw. 1881, p. 98. — PeritheCiis dense casspito- 6120 

 sis haemisphsericis v. subglobosis, coriaceo-carbonaceis, atris, obscure umbi- 

 licatis et papillatis; ascis clavatis, oblongis, amplis 130-150 * 40-50; sporidiis 

 8, inordinate 2-3-stichis, oblongis vel parum semilanceolatis vel elongatis 

 pyriibrmibus, inaequaliter diblastis <.uniseptatis) parte superiori multo majo 

 ri, inferiori minori, attenuatis, atro-fuscis, 45-52* 15-20; parapbysibus nu- 

 merosis ramulosis guttulatis. 

 Hab. in ramis siccis Betulse a l b ae in Germania. 



5*. Otthia llicis H. Fab. Spher. Vaucl. II, pag. 47, fig. 17. — Peritheciis in 6 i 2 i 



acervulos epidermide rupta cinctos dense congestis, cortici iufixis, globosis 

 papillulatis, Vg-^/s mill. latis; ascis cylindraceis, breve stipitatis, 8-sporis, 

 parte sporifera 180^18; sporidiis oblique monostichis, didymis, medio con- 

 strictis utrinque obtusis, fulvo-luteis, dein fuligineis, 24-30*12-15. 



Hab. ad ramulos dejectos Quercus Ilicis Vaucluse Gallise. — Dif- 

 fert ab O. Quercus ascis cylindricis nec clavatis, duploque longiori- 

 bus etc. 



L*. MelanCOniella leilCOStroma (Niessl et Rehm) Sacc. Melanconis leuco- 6122 

 stroma Niessl et Rehm Ascom. n. 674, Hedw. 1883, pag. 40. — Stroma- 

 te pustulato v. subapplanato, vix limitato, superficie albo-pruinoso; peri- 

 theciis monostichis, 6-9 circulari-aggregatis, v. subinordinatis, subglobo- 

 sis, minutis, ostiolis couvergentibus, fasciculatis ; ascis elliptico-oblongis, 

 70*15, septulato-paraphysatis, octosporis; sporidiis 2-3-stichis, elongato- 

 obtusis, rectis, 1-septatis, 2-nucleatis, constrictis, 18-24*5-7, fuscescenti- 

 bus, utrinque appendicula filiformi hyalinis 6-8 y.. longa auctis. 



b. in ramis dejectis Fagi sylvaticse prope Briinn Moravise (Niessl). 



2*. Melanconiella Decorahensis EUis Am. Nat. 1883 Febr. pag. 195. — Pe- 6123 



ritheciis subglobosis, coriaceis, l / 2 m '"' diam., 8-12 circinantibus, stroma- 

 te corticali exceptis, epidermideque tectis, ostiolis vix prominentibus, in 

 discum ellipticum, erumpens, sordide griseum conjunctis; ascis cylindra- 

 ceis, breve stipitatis, 95-115*8-11 p. sporif.; sporidiis monostichis ellip- 

 soideis, obtusis, 1-septatis, olivaceis, 15-20*8-10. Conidia in stromate di- 

 screto, obovata, olivaceo-nigricantia, ascosporas sulxequantia. 

 Hab. in ramis emortuis Betulse, Decorali Jowa America boreali (E. W. 



HOLWA.Y). 



2.** Melaneonielia apocrypta eii. Amer. Nat. Febr. 1883, pag. 195. — G124 

 Peritheciis 8-12 subcircinantibus, l / 3 mill. diaro., membranaceis, cortice in- 

 teriore nidulantibus, stromate obsoleto, epidermide vix pustulatim elevata 

 tectis; ostiolis brevibus, fasciculatis; ascis subclavatis, 114*22, v. elon- 

 gatis, 120-150 1": sporidiis distichis, v. monostiehis, ellipsoideis, 25-30» 

 11-13, strato mucoso hyalino obvolutis, dein brunueis. 



Hah. in ramis emortuig Populi, Decorah Jowa America boreali (E. W. 

 Holway). — . Status conidicus forte relert Melanconium populinum Peck. 



