Neu aufgestellte Arten. — Ascomycetes. 261 



spor. dist., cylindraceis, 26— 28 : 6— 7 l j 2 , utrinque rotundatis, 3(raro 4)sept. , ad septa 

 subconstr., loculis plerumque lguttulatis, fuligineo-olivaeeis. — In calam. Junci effusi. 



456. Leptosphaeria insignis Karsten (1, S. 100). Perith. sparsa v. subgregaria, bypophyll, 

 primitus innata, dein erumpentia, sphaeroideo-conoidea, ostiolo crasso confluente pertuso, 

 atra, glabra, 200— 259 Mik. lat. Asci subsessiles, oblongati v. obl.-clavati, 105 -180:26—34. 

 Sporae 8nae, distietae v. conglobatae, oblongatae v. elongatae, utrinque paullum attenuatae 

 et obtusae, reetae v. subreetae, 5sept. , loculis ultimis et subultimis minoribus, loculo 

 tertio omnium crassissimo, dilutissirne luteolo-fuscescentes. 40—50 : 12—16 ad septa vix 

 vel leviter constrietae. — In 'fol. Dupontiae prilosaniliae , D. Fischeri, Airae alpinae 

 et Alopecuri ovati. — Spitzbergen. 



457. X. junciseda Karst. (1, S. 101). Per. sparsa v. subgregaria, spbaeroidea, sicca applanata, 

 subastoma, glabra, fusco-atra, madida fusca, lat. 150 Mik. Asci oblongati, basi in stipitem 

 brevissimum contracti , 110:30—35. Sporae 8nae, dist. v. subtristiebae , fusoideo- 

 oblongatae, vulgo nonnihil curvatae, 3septatae, loculo subultimo paullo crassiore, ad 

 septa constrietae, luteolae, 30—40:10—13. Parapb. filif. — In Junco biglumi. — 

 Spitzbergen. 



458. X. Latlionia Sacc. (30, S. 310). I. Stat. pyen. Ascophytam Hellebori referens. II. St. 

 ascopborus: perith. in iisdem maculis, paucis, punetiformibus, epidermide velatis, globoso- 

 lenticularibus , 100 Mik. diam. , ostiolo impresso pertusis , contextu distinete paren- 

 cbymatico, fuligineo; ascis cylindraceo-clavatis, 55 : 8, 8sporis; sporidiis oblique mono- 

 stiebis, fusoideis, 16—18 : 3^2— 4, plerumque curvulis, 3septatis, ad septa lenissime con- 

 strictis, loculo paenultimo quandoque suberassiore , hyalino-virescentibus. — In fol. 

 Hellebori viridis. 



459. X. Lucilla Sacc. (30, S. 310). Status spermog.: Septoria pyricola Desm. (non Sept. 

 nigerrima Fuckl.). II. Stat. pyenidicus Hendersoniam pyricolam sistens. III. Stat. 

 micropyenid. Ascochytam pyricolam sistens. IV. Stat. ascoph. : maculis epiphyllis mag- 

 nitudine variis, angulosis, ex albo cinerascentibus, nitidis; peritheeiis paucis, remotiusculis, 

 punetiformibus, globoso-lenticularibus, 100 — 120 Mik. diam., epidermide velatis, ostiolo 

 impresso pertusis; ascis fasciculatis cylindraceo-clavatis, subsessilibus , 60:10—11, 

 Ssporis ; sporidiis oblique lstichis v. distichis , fusoideis , saepe curvulis , 22 : 4*/ 2 , 3sep- 

 tatis, ad septa leniter constrictis, olivaceo - viridulis , utrinque acutiusculis. — In fol. 

 Pyri communis. 



460. X. Lucina Sacc. (30, S. 311). Maculis epiphyllis albis, saepe fuscocinetis, irregularibus 

 confluentibusque ; peritheeiis parcis, remotiusculis, primo epidermide velatis dein erum- 

 pentibus, punetiformibus, globoso-lenticularibus, 120 Mik. diam., ostiolo umbilicato late 

 pertuso; ascis cylindraceo-oblongis, basi attenuatis, 65 : 10—11, paraph. filif. parcis obv., 

 8sporis; sporidiis oblique monostichis v. subdistichis , fusoideis, curvulis, 3septatis, ad 

 septa leniter constrictis, 18—20:4, olivaeeo-viridulis , utrinque obtusiusculis. — In fol. 

 Cytisi Labiimi. 



461.X. micropogon Sacc. (30, S. 320). Per. hinc inde gregariis plagulasque nebulosas effi- 

 cientibus, erumpentibus , globoso - depressis , punetif.. 100 Mik. d., ostiolo late hiante 

 impresso, setulis filif, lcellular, fuscis, 20 : 1, ornato; ascis cylindraceo-clavatis, 80 : 10, 

 subsessil., apice rotundatis, parapb. fil. obv., 8sp. ; spor. oblique monost. v. dist., oblongo 

 fusoideis, 20—24 : 4 1 l 2 — 5, curvulis, 3septatis, 4guttulatis, viridulis. — In calam. Scirpi 

 Holoschoeni. 



462.X. microscopica Karst. (1, S. 102). Per. sparsa, innato prominula, sphaeroidea, sub- 

 astoma, glabra, atra, lat. 75 Mik. Ascf subsessiles , elongato-clavati, 60—80:12—16. 

 Sporae 8nae, distiebae, fusoideo-oblongatae, oblongatae v. subelongatae, reetae v. leviter 

 curvulae, 3septatae, loculo subultimo superiore demum saepe vix vel paullo crassiore, 

 dilute luteolo fuscescentes , 20—22 raro 27 : 6—8. Paraph. parcae. — In fol. Poae 

 alpinae, P. colpodeae, Triseti subspicati et Alopecuri ovati. — Spitzbergen. 



463.X. nobüis Sacc. (30, S. 312). Mac. epiph., albidis, sinuosis, f uligineo-marginatis ; perith. 

 remote sparsis, globoso-lenticulari, 90—100 Mik. d., punetif., ostiolo impresso pertusis, 

 contextu distinete parenehym. dilute fuligineo; ascis cylindraceo-clavatis, sinuosis, apice 



