Sphseriaeeae, Hyalodidymse, Diaporthe. 615 



siusculis, merlio constrictis l-^S^j-septatis, 4-guttulatis, hyalinis, 

 10-12 i; 3-4. 



Hab. in ramis corticatis Hederre Helicis prope Eisleben Ger- 

 manise (J. Kunze). 

 29. D. Chorostate albovelata (R. et C.) Sacc. Valsa albovelafa R. et ^^^i 

 C. N. Amer. Fungi n. 875. Cooke Valsei Un. St. 119. — Pustu- 

 lis cortice tectis; disco albo, ostiolis nigris cylindricis punctato ; ascis 

 clavatis; sporidiis anguste fusiformibus, quadrinucleatis, 20 s 4. 



Hab. in ramis Rhois copallinas in Carolina inf. Amer. bor., 

 socia Belminthosporii specie conidiis breve fusoideis ,3-septatis. 

 oO. D. Chorostate stilbostoma (Cooke) Sacc. Valsa siilbostoma Cooke 2382 

 Handb. n. 2498, nec Fr. Valsa Rhois Cooke Exs. n. 245 (nec, ut 

 videtur, Diap. Rhois Nits.). — Peritheciis circinantibus, disco al- 

 bido subpruinoso coronatis; ostiolis prominulis, subsparsis, emer- 

 gentibus, denique discum oblitterantibus ; ascis subfusoideis, octo- 

 sporis ; sporidiis distichis, hyalinis elliptico-acuminatis, constricto- 

 1-septatis, plasmate bipartito, 17-18 u.. longis. 



Hab. in ramis emortuis Rhois in Rritannia et Amer. bor. 



31. D. Chorostate Woolworthii (Peck) Sacc. Valsa Woolworihii Peck snss 

 28 Rep on the St. Mus. New York. — Pustulis minutis erumpen- 

 tibus; peritheciis 2-6 aggregatis, cortice interiore nidulantibus; 

 ostiolis stipatis, prominulis, peridermium longit. fissum vix supe- 

 rantibus ; ascis octosporis ; sporidiis stipatis v. biseriatis, oblongis 



V. .subfusoideis, uniseptatis, quadrinucleatis, subhyalinis, 10 y.. longis. 

 Hab. in ramis Quercus v. Caryae, Greenbush Amer. bor. 

 — Pustulae copios?9, saepius longitudinaliter seriatse. 



32. D. Chorostate dryophila (Niessl) Sacc. Cryptospora dryophila 2384 

 Niessl in Rabh. F. Eur. n. 1941. — Stromate valseo conoideo e 

 corticis parenchymate liaud mutato formato, limitato, superne atra- 



to ; peritheciis aggregatis ovoideis vel mutua pressione angulatis 

 ostiolis exsertis superne tumidis; apice conoideis; ascis clavatis, 

 sessilibus, membrana interna apice incrassata perforataque, 70-80 

 :slO; sporidiis distichis fusoideo-oblongis, parum curvatis, medio 

 septatis constrictisque, guttulis binis globosis majusculis, hyalinis, 

 16-19 i; 5; conidiis lanceolato-fusiformibus, rectis vel curvatis, con- 

 tinuis, hyalinis, 16-20:^3. 



Hab. in ramis dejectis Quercus pr. Voitsberg Stjrise (G. v. 

 Niessl). — Diaporthi leiphmmm peraffinis, a qua differt spori- 

 diorum et conidiorum forma et magnitudine. 



33. D. Chorostate leiphaema (Fr.) Sacc. Myc. Ven. Spec. p. 135, t. 2385 



