Neu aufgestellte Arten. Ascomycetes. 259 



cymbiformibus, raro rectis; medio septatis paulo constrictisque, hyalinis, guttulatis 

 15— 17:4 J /2— 5. Paraph. paucae, ascos superantes tenellae, fugaces. — An Dipsacust 



437. Didymosphaeria minuta Niessl (220, S. 200). Perith. sparsa, macula fusca in 

 peridermio pallescerite tecta, minute globosa, ostiolo papillaeformi v. subconico, atro- 

 fusca coriaceo-membranacea; ascis clavato-cylindraceis stipite brevi 8sp., interdum 4sp. 

 GO— 80 : 6—7 ; sp. monost., oblongo-obovatis, medio septatis paulo constrictisque olivaceis 

 v. fuscescentibus 10—11:5—6. Paraph. angustae, simplices v. raro laxe ramosae. — 

 Spermogonia sparsa, minutissima , punctiformia , papillata; spermatiis cylindraceis 

 angustissimis, rectis hyalinis 3 : 0,3. — An Carex paludosa und Juncus effusus. 



438. D. (TransitoresJ Schroeteri Niessl (220, S. 199). Perith. sparse gregaria, peridermio 

 immutato tecta, minuta hemisphaerica, ostiolo conoideo, prominulo, coriacea sed tenella, 

 basi tibrillosa, atra; ascis cylindraceo-clavatis, stipite brevi, 8sp., 50—60:8—9; spor. 

 monost. ovoideo- v. oblongo-lanceolatis medio septatis valde constrictisque, rectis cur- 

 vatisve, dilute olivaceis 10—14 : 4—5. Paraph. numerosae, angustae, ascos longe 

 superantes, simplices v. sparse ramosae. — An Stengeln von Oenothera biennis. 



139. D. (T.) socialis Sacc. (30, S. 324). Perith. dense gregariis, cortice immersis et epidermide 

 circa ostiolum tumidula atque denigrata tectis, globosis, */ 2 mm. d., nucleoque crassiusculo 

 nigris, ostiolo breviter papillato, vix erumpente; ascis cylindr., 110—120 :6, apice rotund., 

 basi vix attenuatis subsess., pseudoparaph. parcis gutt. obv., 8sp.; spor. oblique monost, 

 oblongo-ovoideis, interdum subinaequalilateralibus, 15:6, granulosis, 2 guttiüatisque, tan- 

 dem obscure lsept., non constrictis, pallide olivaceis. — In ram. Robiniae Ps. Ac. 



440. D. (T.) Winteri Niessl (220, S. 165). Perith. nunc sparsa, nunc laxe gregaria, minuta, 

 hemisphaerica, tandem depressa, peridermio haud decolorato tecta, ostiolo papillaeformi 

 perforantia, coriaceo-membranacea atra, ascis clavatis stipitatis 8sp. 60—80 : 10 — 12 spor. 

 dist., rarissime monost., lanceolato - oblongis , obtusiusculis , medio v. supra medium 

 septatis valde constrictisque, rectis v. leviter curvatis, luteo virescentibus seu olivaceis 

 11— 14:4V 2 — 5; Paraph. numerosae, angustae, ascos longe superantes, simplices v. sparse 

 ramosae. — An Solanum Dulcamara und Lysimach. vulgaris. 



441. Leptosphaeria Aconiti Sacc. (30, S. 315). Perith. sparsis, primo epidermide velatis, 

 subinde erumpentibus superficialibus, hemisphaerico-conoideis, */ 2 mm. diam., atris, glabris, 

 nitidulis, ostiolo brevi et acute conoideo; ascis cylindraceo-clavatis, 90—100:15, brevi 

 oblique stipitatis, paraph. filiform, obv., 8 sp. ; sporidiis subdist., oblongo-fusoideis, 25 : 8, 

 curvulis, 3 septatis, ad septa leniter constrictis, minute pluriguttulatis, e lutescenti olivaceis. 

 — In caul. Aconiti Napelli. 



442. L. Aglaja Sacc. (30. S. 310). Maculis amphigenis, candidis, rufo-cinetis; perithec. paucis, 

 epidermide velatis, punetiformibus; lenticularibus, 80 Mik. diam., atris, ostiolo impresso 

 pertuso; ascis oblongo - clavatis , subsessilibus , 40:10, paraph. filif. parcis obvallatis, 

 8sporis; sporidiis distichis, anguste fusoideis, curvulis, 20:4, 3 septatis, ad septa leniter 

 constrictis, olivaeeo-viridulis. — In fol. Oxalidis strietae. 



443. L. amplübola Sacc. (30, S. 322). Per. plerumque parallele dense seriatis, innato- erum- 

 pentibus, sphaeroideis, 1 / 4 mm. diam., atris et quandoque pseudostromate nigricante 

 exceptis, hyphis brevissimis fuligineis basi cinetis, nullisve; ostiolis conoideis parum 

 exertis; ascis clavato - cylindr. , 70-80:12—15, breve noduloso stipit., paraphys. filif., 

 obv., 8sp.; spor. dist. v. subtristich, dense stipatis, elongato- fusoideis, utrinque obtuse 

 attenuatis, 35:4— 4 1 / 4 , curvulis, 9-10sept., loculo plerumque quarto sup. leniter pro- 

 tuberante, dilute olivaceis. — In eulm. Sorghi vulgaris. 



444. L. bryophila Sacc. (30, S. 319). Per. sparsis erumpenti-superfic, globoso - lenticul., 

 minutissimis, 50-60 Mik. d., ostioso impresso exiguo, pertuso, contextu densiuscule 

 parenehymatico; ascis fasciculatis, oblongo-cylindraceis, subsess., 45:9, 8sp.;'spor. dist., 

 fusoideis, 14— 15 : 3— S 1 ^, rectis, 3 septatis, ad septa non v. vix constr., viridulis. — In 

 Barbula tortuosa. 



445. L. Camilla Sacc. (30, S. 312). Maculis parvis, epiph., ex rotundo angulosis, albis, nitidulis; 



I perith. paucis lenticul., 80—90 Mik. diam., punetif., ostiolo impresso pertusis, contextu 

 distinete parenehymatico, fuligineo; ascis clavatis, fasciculatis, 60—65 : 12, breve stipitatis, 

 17* 



