1 



816 Discomyoeteae, Gymnoascaceie, Exoascus. 



de autonoraia paullulum adhuc dubito. Cura Erinaceis (= Ceciiliis, 

 ergo entoraogeaeis) confundi nequit. 



II. Ascomyces Sacc. Asci cellula basiiari suflfulti. 



14. Taphrina Sadebeckii Johans. Taphr. p. 38, Exoasctis flavus Sadeb. • 

 Exoasc. p. 116, f. 21, Ascomyces Tosquinelii West. Bull. Ac. Belg, ■ 

 ser. II, tom. XII, p. 655, p. p., Exoascus Alni De Bary in P'uck. 

 Symb. p. 252, p. p. — Maculis subrotundis, flavis, 2-4 mm. lat., hy- 

 pophyllis, rarius epiphyllis; ascis cylindraceis, utrinque truncati?, 

 plasnia flavum continentibus, 41-55:= 15; cellula basilari obtuse cu- 

 boidea, 18-22 [j.. lat.; sporidiis globulosis, 6,5 ij.. diam. 



Hab. in foliis Alni glutinosfe in Gerraania, Belgio, Suocia. 



15. Taphrina epiphylla (Sad.)Sacc. J^a^oascits ep?p/t////MS Sadeb. Exoa.sc. 

 p. 120, t. IV, f. 26. — Folia undulato-contorta, dein griseo-pruinosa 

 reddens; ascis epiphyllis, crasse cylindraceis, truncatis, 33-37 ^ 13- 

 20; cellula basilari 20-33 <j.. lat. 8-9 u.. alt. ; sporidiis subglobosis, 

 5-6 a. lat. 



Hab. in foliis Alni incanse, Miihlenkamp Germania?. 



16. Taphrina borealis Johans. Taphr. II, p. 14, f. 1-2, Taphrina , 

 Sadebeckii Johans. var. borealis Johans. Svarap. Taphr. etc. in Vet. 

 Akad. Forhand. 1885 tab. I, fig. 3. — Mycelio inter cuticulam et 

 epidermidera crescente, raraos et folia inficiente; ascis in utraque 

 pagina ejusdem folii insidentibus, maculas raagnas pleruraque totum 

 foliura occupantes formantibus, syepe levissirae flavis, 37-54 =; 15-17, 

 apice rotundatis vel truncatis saepeque arapliatis; cellula basilari 

 12-25^:17-24, plerumque 15-18 u.. alta; sporidiis 5-7 a. diam. 



Hab. in foliisvivis Alni incanfe, Upsala Uplandiae, Arc Handol 

 etc. Jemtlandiae, BoIInas Helsingiae et in Bavaria (Tubeuf). 



EXOASCUS Fuck. Enura. fung. Nass. p. 29 (1860) [Etyra. exo extus 

 et asciis], Ascoinycetis et Taphrince spec. Auct. — Ascoraata spuria, 

 excipulo oranino carentia, eff^usa, niaculiformia, byssoideo-velutioa, 

 ii) plantis vivis parasitica easque sa^pius deformantia. Asci toreti- 

 clavati, apice ssepius truncati, suboctospori, cellula basilari sufi^ulii, 

 rarius (in subg. Taphrinella) carentes. 



I. Eu-Exoascus. Asci cellula basilari suffulti. 



1. Exoascus deformans (Berk.) Fuck. Syrab. p. 252, Sadeb. Exnasc. 

 p. 114, f. 19, Ascomyces Berk. Introd. p. 284, Ascosporium Berk. 



il 



