160 Sphaeriaceae, Allantosporae, Valsella. 



ter orbicularibus, seraper peridermio adhaerentibus, stromate fu- 

 scescente, peritheciis 3-5, stipatis, minutis, atris, ostiolis in disculis 

 valde elevatis, transverse prumpentibus, semper ellipticis, fuscis 

 emersis, ovatis, papillatis, atris ; ascis oblongis, sessilibus, polyspo- 

 ris, 54 s 6-7 ; sporidiis cylindraceis, continuis, parum curvatis, hya- 

 linis, 6 s 1. 



Hab. in ramis corticatis Betulre albse; prope (Estrich, Rhe- 

 nopovia. — A T^. jiobjspora tute distinguenda. 



8. Valsella nigro-annulata Fuck. Symb. myc. App. I, pag. 317. — 609 

 Conceptaculis gregariis, snepe confluentibus, minutis, vix 1 mill. lat., 

 distincte orbicularibus, nigro-annulatis, quandoque annulo promi- 

 nulo, plano-depressis, sub corticis epidermide nidulantibus, stro- 

 mate albo-cinereo ; peritheciis plerumque 4, minutis, globosis, collo 

 brevi ; ostiolis in disco minutissimo, sordido, quandoque coronato, 

 punctiformibus, atris ; ascis oblongis, 12-16sporis, 28 =; 8 ; sporidiis 

 farctis, cylindraceis, curvatis, simplicibus, hyalinis, lOw^V^- 



Hab. in ramis siccis corticatis Salicis capreae, raro, prope 

 (Estrich, Rhenogovia. 



9. Valsella Rosae Fuck. Symb. myc. App. I. p. 317. — Conceptaculis 6io 

 spermatiferis atris, suborbicularibus, subdepressis, poro communi 

 albo apertis, multicellularibus; spermatiis cylindraceis, curvatis, 

 continuis, ^^^l^',; conceptaculis ascigeris gregariis, raro confluen- 

 tibus, 1 mill, diam., orbicularibus oblongisque, obtuso-conicis ven- 

 tricosisque. aterrimis, perithecia 6-8, globosa, dense stipata, nigra 

 includentibus, ostiolis in disco minuto, orbiculari elUpticove, niveo, 

 punctiformi-prominulis, atris; ascis oblongis, polysporis, 32 s 8 ; spo- 

 ridiis cylindraceis, curvatis, continuis, hyalinis, 10 s 3. 



Hab. in ramis tenuioribus siccis Rosas rubiginosfe, prope 

 (Estrich, Rhenogovia. 



10. Valsella cloplma (Fr.) Sacc. V. clopima Fr. Summ. Veg. Scand. eu 

 p. 412? Karst. Myc. Fenn. II, 138. — Stromate hemisphaerico, 

 depresso, pustulato, fere superficiali, peridermio tenui nigrefacto, 

 disco minutissimo, suborbiculari tantum pertuso, arctissime adhse- 

 rente tecto; peritheciis 4-16 in quovis stromate, monostichis vel 

 subcircinantibus, subsphferoideis, fuscis, ostiolis sparsis, rotundatis 

 vel suboblongatis, atris, nitidulis vel opacis, poro latiusculo per- 

 tusis instructis; ascis cylindraceo-clavatis, sessilibus, 40-46 s 6; 

 sporidiis cylindraceis, curvulis vel subrectis, hyalinis, 5-8^:1-1,5. 



Hab. in cortice Pyri sylvestris vetusto in Fennia australi 

 passim et in Suecia. 



