6D0 Pyrenomyceteae. Sphseriacepe, Hyalodidymse, Venturia. | 



Wiutpr in Hedwigia 1885, pag. ^^9. — Asci pleiumque obclavati 1 



i. e. e basi latiori sursum parutn atteiiuati, 35-40 ::; 9. 



11. Venturia curviseta Peck \n 35 Rep. St. Mus Hot. 18S4, p. 145. 28:^o 



— Peritheciis numerosis, niinutis 75-100 p.. diam., coacnrvatis vel 

 subgregai iis, nigris, apice 5-8 setis. nigris, liivergentibus, basi ab- 

 rupte curvatis, 75-125 f/. longis, auctis; ascis oblongis, sursu-tn at- 

 teuuatis, s»pe leniter curvulis, 40-50 a, 1.; sporidiis stipatis v. disti- 

 chis. obloogis, 10,5-12,5^:4-5, hyalinis, parte superiore crassiore. 



Hab. in foliis languidis Nemopanthis canaden^jis Fenler 

 Ainer. bor. 



12. Venturia Arctostaphyli Cooke et Harkness in Grev, XIII, p. 20. 2«.3i 



— .-Vmphigena, sparsa, atra; peritheciis subglobosis, superficialibus, 

 strigosis, 120-150 ;/. diam., pilis rigidis, acicularibus, 80 j.. long.; 

 ascis obclavatis, sessilibus, octosporis; sporidiis elliptlcis, utrinque 

 rotundatis vix constrictis, uniseptatis, flavidis, 12-15 c^ 5. 



[Jab. in foliis emortuis A rc tos taph y 1 i in California. 



13. Venturia elegantula Rehm in Hedwigia 1885, pag. 211. — Pen- 2S32 

 theciis ut in V. Myrtilli, sed inajoribiis, sparsis vel contertis, ses- 

 silibus aut primitus immersis: vertice setis simplicibus, acutis, fu- 

 scis, 60- 120-; 4 pr?editis, parenchymate fusco coutextis; ascis 

 pseudopiriformibus, latis, basi sessilibus, 8-sporis, 75-90 ::; 15-21 ; 

 sporidiis distichis, oblongis, obtusis, 2-cellul;iribu8, cellulis ;equa- 

 liter longis, sappe 2-nucIooIatis, supera latiore, medio vix constri- 

 ctis, viridulis, 15-21, pleruraque 24-27^6-7; paraphysibus paucis, 

 intricatis. 



Hab. ad folia putrida Vaccinii Myrtilli supra Gampenhofe 

 prope Sulden ad montem Ortler in Tirolia (Dr. Rehm). 



14. Venturia dltricha (Kr.) Karst. — Syll. I, p. 587. — Var. fra- 283' 

 xinicola flehm Ascom. n. 792. — Peritheciis parenchymaticis, brun- 

 neis, apice setulas circ. 12, siraplices, obtusulas, brunneas 45-00 



/x, long. gerentibus; ascis piriformibus sessilibus, sursum attenna- 

 tis, 8-sporis, 50^9; sporidiis distichis. clavatis 1-septatis, iocuh.' 

 sup. crassioro longiore, flavidis, \0^A,^\ paraphysibus ramtilosis, 

 Hab. in foliis Fraxini in Germania. 



15. Venturia aggregata Winter in Hedw. 1884. p. 172. — Perithe- 2^34 

 ciis amphigenis, superficialibns, 2-20 (rarius pluribus) densissime 

 aggregatis, stroraatis rainuti, rotundati, verruciformis, extus atrj, 

 intus cinnaharini superlicie insidentibus, depresse globosis, demum 

 cupuliformibus, parcissime .setulosis, ostioio vix cons[)icuo perfora- 



tis, atris; ascis copiosis, clavatis, louge pedicellatis, apiceni versus 



