Sphaeriacese, Hyalodidymse, Didymella. 555 



pressisve, atris; ostiolis minimis, globosis, atris prominulis; ascis 

 oblongis, stipitatis, Ssporis, 80:^10; sporidiis submonostichis, di- 

 djmis, oblongis, medio constrictis, utrinque attenuatis, obtusiuscu- 

 lis, loculis uniguttulatis, hyalinis, 11:2 5. 



Hab. in caulibus siccis, adhuc stantibus Trifolii pratensis 

 prope OEstrich Rhenogoviae. — Caules omnino obducit atratque. 



40. Didymella onosmodina (P. et C.) Sacc. Sphceria (caulicolse) onos- 2i65 

 modina P. et C. 30 Rep. on the St. Mus. New York. — Perithe- 



ciis numerosis, minutis, initio epidermide tectis, demum subnudis, 

 depressis, nigris, ostiolo pertuso; ascis cylindraceis ; sporidiis sti- 

 patis V. biseriatis, oblongo-ellipticis, uniseptatis, hyalinis, 15-17,5 

 a. longis, loculis plerunique inasqualibus. 



Hab. in caule emortuo Onosmodii Caroliniani, Buffalo, 

 Amer. bor. (Clinton). 



41. Didymella superfiua (Fuck.) Sacc. Mich. II, 316, Auersw. Syn. 2166 

 Pyr. eur. p. 14, t. 11, fig. 153, Fuck. Syrab, myc. p. 102, Sacc. 

 Myc. Ven. Spec. tab. IX, fig. 23-25, Didymosphmria superfiua 

 (Fuck.) Niessl in Kunze Fungi sel. n. 258. — Peritheciis sparsis, 

 epidermidi innatis, subsphforoideis, ostiolo minuto hiantibus, atris, 

 150-200 [j.. lat. ; ascis breviter pedicellatis, clavatis, 62-65 - 12-13, 

 octosporis, parce paraphysatis ; sporidiis distichis, subovoideo-oblon- 

 gatis, medio uniseptatis, ad septum levissime constrictis, hyalinis, 

 14-16 i; 4-6, loculo inferiore minore. — Spermogonia P^omam re- 

 ferentia, peritheciis ascophoris immixta iisque duplo minora; sper- 

 raatiis cylindraceis, curvatis, minutis. 



i/a^. in caulibus emortuis Urticae, Lathyri, Solani, Ura- 

 belliferarum, Humuli etc. in Germania, Gallia, Britannia et 

 Italia. 



42. Didymelia latiiyrina (B. et C.) Sacc. Sphceria lathyrina B. et C. 2167 

 North Araer. Fungi n. 859. — Minutissima; ascis oblongis; spo- 

 ridiis octonis oblongis uniseptatis, apud septura constrictis, 7-8 ^. 

 longis, distichis. 



Ha&. in caule Lathyri latifolii in Pensylvania Araer. bor. 



43. Didymella pusilla (Niessl) Sacc. DidymosphcBria pusilla Niessl 2168 

 Hedw. 1881, pag. 55. — Peritheciis sparsis, rainutis. subglobosis, 

 atris, glabris, ostiolo papillseforrai vel subconico erurapentibus ; 

 ascis obovato-oblongis, 56-75 ^ 19-24, stipite brevi ; sporidiis octo- 

 nis, farcte 2-3stichis, oblongis, rectis utrinque obtusis, subhyaliuis, 

 20-24 ^ 5-7 ; paraphysibus paucis. 



