414 Sphi\3riacea3, Hyalosporaj, Cnomoiiiella. 



2. Gnomoniella amoena (Nees) Sacc, Gnomonia amaena (Nees) Fuck. ^^^ 

 Symb. inyc. p. 120, Sph. amcena Nees Act. Nat. Cur. IX, n. 4, 



t. 6, f. 24. — Peritheciis tectis subglobosis, ostiolis duplo longio- 

 ribus filiformibus compressiusculis, discuni elevatum roseum per- 

 forantibus, fragilissimis; ascis stipitatis oblongis, octosporis, 36ii8; 

 sporidiis distichis fusiformibus, ellipticis, curvatis, continuis, 8^4, 

 2-4-guttulatis, hyalinis, 



Hah. in petiolis foliorura Coryli Avellanae in Germania, 

 Suecia, Belgio, Gallia. — Var. peiiolorum Schw. Syn. Car. n. 153. 

 Peritheciis tectis, tuberculo albicante immersis atris, ostiolo tereti 

 longiusculo rigido. In petiolis foliorum Liquidambaris, Fra- 

 xini etc. in Amer. boreali. 



3. Gnomoniella AvellanaB (Schm.) Sacc. Sph. Acellance Schm. Myc. ^^•'^ 

 Heft. I, 84. — Sparsa, subhemisphaerica, uigra, villis griseo-fuscis 

 radiutim divergentibus obducta, ostiolo papill?eforrai atro-nitente ; 

 ascis cylindraceo-clavatis ; sporidiis ovoideis, raajusculis. 



Hab. ad folia decidua Coryli in Suecia, Britannia et Ger- 

 mania. — Perithecia exigua, opaca, intus lutesceuti-alba. 



4. Gnomoniella spilota (Lev.) Sacc. Sph. (epiphylla) spilota Lev. Ann. 1570 

 Scienc. nat. 5, 1846, p. 162. — Peritheciis gregariis rainutissimis 

 innatis nigris, ostiolis exsertis spinosis; ascis clavatis, paraphysa- 

 tis(?), 8sporis; sporidiis ovoideis, continuis, hyalinis. 



Hab. ad folia ignota 



5. Gnomoniella emarginata (Fuck.) Sacc Gnomonia emarginata Fuck. 1571 

 Synib. myc. p. 122. — Peritheciis sparsis, tectis, majusculis, lenti- 

 cularibus, latere emarginatis, atris; ostiolis I-IV2 ^in. longis, gra- 

 cilibus, perithecii latere emarginato insertis, atris, teretibus, acutis; 

 ascis ellipticis, stipitatis, Ssporis; sporidiis fusiforraibus, saepe cur- 

 vatis, simplicibus, biguttulatis, hyalinis. — Status spermogonicus 

 Discosiam Arlocreas f. Betulce sistit. 



Hab. in Betulje alba3 petiolis foliisque putridis raro, prope 

 CEstrich Rhenogovia. — Perithecia in uervis foliorum jani putre- 

 dine exesorum tantum maturant. — Sec Auersw. forma G. seia- 

 cc(e (Pers.). An? 



6. Gnomonlella mirabilis (Peck) Sacc Sph. mirabilis Peck, 28 Rep. 1572 

 on the St. Mus. Now York, p. 80, t. 2, fig. 18-21. — Peritheciis 

 sparsis, innatis, subglobosis, membranaceis, nigris; ostiolis longis te- 

 nuibus curvis v. flexuosis, lateralibus; ascis late fusoideis; sporidiis 

 stipatis, elongato-fusoideis, 25-30 u.. longis, 4-pluriguttulatis, hya- 

 linis, hinc v. utrinque breve appendiculatis. 



