Sphjeriaceae, Allantosporae, Eutypa. l*?! 



tenuissimo, ligno plerumque omnino non, multo rarius parum ele- 

 vato immerso, Isevi, ex dilute fusco tandem sordide nigricante; pe- 

 rithciis monostichis , globosis , minimis , dense stipatis, sub ligni 

 strato superiore, haud nigrefacto, supremo stroraate fucato tecto, 

 in matricis substantia mox nigricante nidulantibus, alteque immer- 

 sis, in collum tenuissimum, cylindricura, longiusculura abrupte at- 

 tenuatis ostioloque rainutissimo, punctiforrai, nec incrassato, medio 

 perforato, vix prominulo instructis ; ascis anguste clavatis, longis- 

 sime pedicellatis, octosporis, 36-40 s 5-6 p. sporif. ; sporidiis in asci 

 lumine utrinque attenuato subdistichis, cylindricis, curvulis, dilute 

 ex viridulo fuscescentibus, plerumque 8-12- rarius 6-16i;lY2-3 

 (pleruraque 2). 



22. Eutypa luteobasis (Ellis) Sacc. Sphceria luieobasis Ellis North 639 

 Amer. n. 99. Bull. Torr. Cl. 1877, p. 134. — Peritheciis ligno 

 superficie infuscato iraraersis, globosis, dense gregariis, stromate 

 flocculoso luteo exceptis, ostiolis emergentibus, rotundis, levibus 

 dein umbilicatis ; ascis clavatis longe stipitatis p. s. 50 ^ 6, octospo - 

 ris; sporidiis distichis allantoideis, curvis, 10^:2, olivaceis. 



Hab. in ligno pineo (et querci no?) putri, New Jersey Ame- 

 ricse borealis. 



23. Eutypa scabrosa (Bull.) Fuck. Syrab. raycol. p. 215. Sph. sca- 640 

 brosa Fr. Hypoxylon scabrosum Bull. Valsa scabrosa (BuU.) 

 Nits. Pyr. Germ. p. 138. — Stroraate perithecigero pleruraque tu- 

 bercula formante suborbicularia v. ovalia, convexa, confluentia v. 

 subdiscreta, rarius late eflfuso, subaequali rimis diffracto v. undu- 

 lato, in ligno, rarissirae in cortice crassiore superficiali v. sub pe- 

 ridermio nato moxque erumpente, extus intusque nigricanti, ostiolis 

 numerosissimis, exiguis scabroso; peritheciis ordine valde inaequali, 

 immo polystichis in stromate proprio semper nidulantibus densis- 

 simeque stipatis, globosis, exiguis, collo pro situ brevissimo v. lon- 

 giore ostioloque hemisphserico v. subconico-, integro, minutissimo 

 instructis; ascis cylindrico-clavatis, longissime pedicellatis, octo- 

 sporis, 40-48 ^ 4-5 p. sporif. ; sporidiis in asci lumine utrinque 

 maxime attenuato subdistichis, cylindricis, nonnihil curvatis, dilute 

 fuscescentibus 6-12 (plerumque 8-10) s IVs"^' 



Hab. in ligno Fagi, Quercus, Coryli, Mori, Aceris, 

 in tota fere Europa et Amer. boreali. 



24. Eutypa laevata (Nits.) Sacc. V. lcemia Nits. Pyr. Germ. p. 144. 64i 

 Sph. euiypa /3. plaiycrinia Fr. in herb. Kunze. — Stromate la- 

 tissime effuso, ambiente, ligno, rarissime cortici innato eaque in 



