Sphseriaceas, Scolecosporse, Cryptospora. 363 



Sph. fierruginea Auct, plur. (nec Pers.) Valsa corylina Tul. S. F. 

 C. II, p. 174. — Stromate cortice nidulante ovali v. suborbiculari 

 plano-convexo, in discum exiguum abrupte attenuato, peridermio 

 in pustulas circa discum saspe nonnihii depressas elevato tecto, in« 

 tus amoene crocato; peritheciis in singulo stromate, 10-25, uunc 

 in circinum siraplicem v. pro parte duplicem ordiaatis, nunc fere 

 monostichis denseque stipatis, globosis minutis, in collum longum, 

 tenue decumbens, apice abrupte erectum attenuatis; ostiolis abbre- 

 viatis, cylindraceis, rotundatis, atris in disci nigrescentis margine 

 solum emergentibus v. discum integrum, ellipticurn, immo lanceo- 

 laturn, costituentibus, apicibus tandern diiatatis, poro, pro ratione 

 maximo pertusis; ascis obovatis v. oblongis, sessilibus, octosporis, 

 80-120^11-15; sporidiis contortis v. fasciculatis, cyiindraceis, 

 utrinque obtusissimis, continuis, hyalinis, 48-100 ~ 3,5-5, 15-20- 

 guttulatis. — Spermogonia stromate perithecigero minora, obtuse 

 conica, locello unico, axiculum centralem, conicum ambiente in- 

 structa; spermatiis iineari-cylindraceis, pierumque valde curvatis, 



Hab. in truncis ramisque emortuis Coryli Avellana> in 

 Gallia, Germania, Britannia, Italia. — Videretur forma deminuta 

 Sittice ferruginece. 



6. Crypfospora cinctufa (G. et P.) Sacc. Valsa cinctula C. et P. 4121 

 29 Rep. on the St. Mus. N. Y. tab. II, flg. 21-24, Cooke Valsei 



of Unit St. 119. — Pustulata; peritheciis paucis, aggregatis. ni- 

 gris; ostiolis cylmdraceis, crassiusculis, discum albidum alboque 

 marginatum perforantibus; ascis clavatis; sporidiis fasciculatis, li- 

 nearibus, multinucleatis, denique 3-7-septatis, (50 » 5. 



Hab. in rarnis emortuis Castanese, Guilderland Amer. bor. 



7. Cryptospora trichospora (C. et P.) Sacc. Valsa trichispora 0. et 4122 

 P. Cooke Valsei of Un. St. pag. 119. — Pustulis rninutis, corti- 

 calibus intus discoque erumpente pallide ochraceis; peritheciis pau« 



cis, atro-brunneis; ostiolis exsertis quadrisulcatis ; ascis ciavatis; 

 sporidiis filiformibus, hyaliois, 5-7-septatis, 60 »2,5. 



Jlab. in ramis emorcuis quercinis, Greenbush Amer. bor. — 

 Videretur ex habitu externo Diap. Chorostale leipkcema. 



8. Cryptospora Tiliae Tul. Carp. II, pag. 151. — Pustulis inordina* 4i?3 

 te sparsis, orbicularibus, minimis, tumidulis, corticalibus, disculo 



I mill. lat., erumpente; peritheciis 4-6 circinantibus, globulosis, col- 

 lis brevibus, decumbentibus, ostiolo subrotundo terminatis; ascis 

 obovatis, 65-80 » 13-16, apice obtusis, deorsuin aeutatis, octospo- 



