Neu aufgestellte Arten. — Ascomycetes. • 257 



interdum duplo-triplo longiori, apice membranacea; ascis clavato-fusoideis, subsessilibus 

 32—45 : 6, 4sporis, spor. dist. fusoideis, inaequilateralibus v. curvatis, utrimque obtusius- 

 culis appendiculis brevibus ciliatisque, 3sept., 4gutt., medio perparum constrictis byalinis 

 14 — IG : 3. — An Stengeln von Epilobium hirsutum. 



421. Gnomonia Sesleriae Niessl (220,S.85). Peritb. minutissima punctiformia gregaria, globosa, 

 tccta, ostiolo obscuro; ascis clavatis, inferne in stipitem tenuem attenuatis 60—66 : 9—10; 

 stipes 12 — 15; spor. octonis, dist., ovoidco-oblongis vel oblongis, utrimque obtusiuscubs, 

 rectis v. inaequilateralibus, medio septatis nunquam constrictis, byalinis 10—12:4—5. 

 — Auf Bl. von Scsleria coerulea. 



422. Rh, aphidophar a graminis Sacc. (30, S. 307). Peritb. gregariis sparsisve culmo 

 penitus v. fere immersis, glabris giobulosis, majusculis, i j 2 — 3 ln mm. diam. , atris mem- 

 branaceo-carbonaceis, ostiolo conoideo truncato, epidermidem parum excedente, demum 

 pertuso, crassiusculo ; ascis elongato clavatis, 80—90 : 12—13, subsessilibus, apice rotun- 

 datis, Ssporis, parapbysibus nullis visis; sporidiis fasciculatis , baculiformibus, interdum 

 curvulis, 70-75:3, utrinque leniter obtuseque attenuatis, crassiuscule multiguttulatis, 

 byalinis. — In culm. Cynodontis vel Agropyri. 



423. B. macrocarpa Sacc. (30, S. 306). Perith. cortice nidulantibus , lignoque adnatis v. 

 basi infossis, sparsis, spbaericis, diam. i j 2 mm., pachypleuris , aterrimis, intus nitidis, 

 ostiolo brevi conico-cylindraceo , minutissime pertuso, periderma perforante sed vix ex- 

 cedente, nucleo nigro crassiusculo; peritbecii contextu distincte parencbymatico fusco; 

 ascis cylindraceis subsessilibus, 130—150 : 9 10, 4-6sporis, parapbysibus tenuissime 

 filiformibus obvallatis; sporidiis fasciculatis, bacillari-fihformibus , 2'/ 2 — 3 Mik. crassis, 

 ascum subaequantibus, utrinque obtuse rotundatis, initio ca. öguttulatis, dein distincte 

 septulatis, byalinis. — In ramul. Ampelops. et Frax. Orni. 



424. B. montcllica Sacc. (30, S. 307). I. Stat. conidiopb. Sporoscbisma montellicum sistens. 

 II. St. ascophorus: peritb. remote gregariis, ligno semi-immersis v. subinde tantum 

 adnatis, primitus epidermidc velatis, subglobosis, */ a mm. diam., atris, ostiolo cylindraceo 

 peritbecio dimidio longiore; ascis cylindraceo-clavatis , apice obtusis, basi attenuatis, 

 100 : 8, octosporis, parapbysibus filiformibus, 70—80 : 3 — 4, utrinque rotundatis, curvulis, 

 20-25guttulatis, dein plurilocularibus , loculo altero supra medic tatem protuberante, 

 luteolis. — In caul. Meliloti officinalis. 



y. Pleosporeae. 



Phomatospora Sacc. (215, S. 22). Peritb. membranacea, discreta, minuta, teeta 

 v. erumpentia, ostiolo papillato, brevi. Asci cylindraeeo-filif ormes , aparapbysati , octo- 

 spori. Sporidia pbomatoidea p. e. oblonga, continua, 2guttulata, byalina. 



Ph. Berkeleyi Sacc. (Sphaeria phomatospora B. et Br.). 



Ph. ovalis (Pass.). 



425. Anthostomella tomieoides Sacc. (32, S. 1). Per. sparsis gregariisve membranaeeis sub 

 epidermide circum circa nitide nigrificata et adbaerente nidulantibus, sphaeroideo- 

 applanatis, */ 2 mm. d. , atris, ostiolo argute conoideo epidermidem perforante et parum 

 superante; ascis cyl. brevissime crasseque stipitatis, 90—100:7—8, 8sp., apopbysatis; 

 spor. suboblique monost., ovoideis, inaequilateral., continuis, minuteque byaMno-appen- 

 diculatis. — Ad caul.: Carlinae mag., Galii sylv., Salviae glut., Melampyr. nemor. 



426. A. limitata Sacc. (32, S. 1). Per. gregariis sub epidermide leniter tumefaeta et circum circa 

 breviter infuscata nidulantibus, membranaeeis, globose depressis, j /g mm - d., atris; ostiolo 

 breviter papillato, non v. vix perforante; ascis cylindricis, 70—85:4—5, breve crassiuscule 

 stipitatis, apice rotundatis, parapbysatis, 8sp.; spor. oblique monost. ovoideis utrinque v. 

 uno apice acutiusculis, continuis 10—12:4—5, dilute fuligineis, 2gutt. — In ramulis tenior. 



427 '. A. nitidula Sacc. (32, S. 2). Per. densiuscule gregariis sub epidermide pustulatim 

 elevata et nitide circa quodque perithecium nigrificata nidulantibus, c globoso lenti- 

 cularibus, 1 / 2 nun. d., membranaeeis, nucleo in vivo subolivaceo, ostiolo brevi conoideo 

 papillato epidermidem tandem perforante; ascis cylindricis, apice obtusatis, 110—120: 10, 



I breve crasseque stipitatis, parapb. fil. obv., 8sp.; spor. oblongo- fusoideis, inaequilate- 



ralibus, plurigutt., 25:6—7, tandem fuscis. — In ram. Carpini Betuli. 

 Botauischer Jahresbericht III. J7 



