Pilze. 5 



pon., long. '24 — 25 /', crass. 7 — 8 ,", piirielos ot .septii crassHi;, lociilis iiitenned. 

 (luadrjiugul. ultim. triangul. Paraphyses filiformes. — In caulibus si eis Alsiaes 

 biflorae. 



Khytisma Bis tor tae — Xyloma Bistortae DC. Apothecia innata, macnli- 

 forin., oblongo-rotumlata, fusca in pagina foliorum superiori ab epidermide diu 

 tecta. Hymenium lirolliforme, epiphyllum. A.sci cylindraceo clavati, long. 60—70 /*, 

 cra.ss. circiter 10 ,". Sporae 8 nae, cougloliatap, Hexuosae, filiformes, apice clava 

 fusoidea luteola instructae, long. 45 — 55 ,", crass. clavae 3 — 4 ,". Paraphysea 

 filiformes, apice iucrassatae, long, 75 — 88 ,". — In foliis Polygoni vivipari. 



Sporomega Kmpetri. Apothecia epiphylla, fusco-nigra, elongata, recta 

 V. fioxuosa, crassiuscula, rima longitudinali debiscentia, labia demum distantia. 

 Asci clavati, apicem versus attemiati, long. 80 — 90 ,", crass. 18 p. Sporae 8 nae, 

 filiformes, liyalinae, simplices, basi conjunetae, long. 60 — 64 /^, crass. 1 t^. — In 

 foliis siccis Empetri nigri. 



Asterella Chamaenerii. Maculae atrae amphigenae v. caulicolae, 

 latit. 3 — 4 mm. Mycelium subsuperficiale pseudo - parenchymaticum , ambitn 

 radioso. Perithecio globoso-depressa, subastoma, centro mj'cellii insideutia. Asci 

 ovato-cylindrici , long. 50 — 60 /' , crass. 12 — 14 ^. Sporae oblongo-clavulatae, 

 liyalinae, inaequaliter 1-septatae, loculo supero 3 — toties majore, guttulatae, 

 long. 16 — 20 ," , crass. 6 — 7 /'. — In caulibns et foliis subvivis Chamaenerii 

 latifolii. 



Laestadia circumtegeus. Perithecia dense gregaria, caulicola, leuticu- 

 laria poro pertusa. Asci cylindraceo-clavati, curvuli, long. 40 — 42 /<, crass, 10 /^. 

 Sporae 8 nae, fusoideo-oblongae, guttulatae, long. 12 — 14 Z', crass. 3 — 5 /". — 

 An dürren Stengeln von Draba hirta, Erigeron uniflorus , welche ringsum dicht von den 

 Perithecien bedeckt werden. 



Laestadia arctica. Perithecia miniita, sparsa, depresso-sphaeroidea. 

 Asci oblique oblongo-ovati, long. 45 — 65 ,«, crass. 14 — 16 y. Sporae fusoideo- 

 oblongatae, liyalinae, ut plurimum biguttulatae, long. 20 — 25 ,", crass. 5 — 6 /^, 

 — In foliis Ilalianthi peploidis. 



Laestadia Archangelicae. Maculae ellipticae, magnae, 1 — 2 centim, 

 diam., cinereae. Perithecia copiosa, dense gregaria, depresso-sphaeroidea, sicca 

 pezizoidea-collapsa, atra, glabra. Asci ovato-cylindracei, 8 — spori, long. 32 — 38 /*, 

 crass. 6 — 8 ,". Sporae distichae, fusoideo-elongatae, 2 — 3-guttulatae , long. 

 14 — 18 ,", crass. 2 — 3 ;", hj'alinae. — Ad caules aridos Archangelicae officinalis. 



Laestadia graminicola. Perithecia minutissima, copiosissima, gregaria, 

 in lineas parallelas disposita. Asci fasciculati , oblongo-clavati , vulgo crasse 

 tunicati, long. 35 — 45 /", crass. 12 — 14 /<. Sporae fusoideo-oblongae, simplices, 

 long. 12 — 14 /', crass. 4 /<. — In culmis vaginisque siccis Colpodii latifolii, 

 Agrustidis rubrae. 



Physalospora leptosperma. Perithecia gegaria, epidermide nigrificata 

 tecta, globosa. Asci fasciculati, paraphysati, cylindracei, 8-spori, Sporae 

 distichae, fusoideo-elongatae, guttulatae, long, 12 ,", crass. 2 ,". — In culmis 

 vaginisque siccis Calamogrostis purpurescentis. 



Physalospora polaris. Perithecia sparsa, caulicola. Asci ovato-oblougi, 

 paraphysati, long. 35 — 40 /', crass. 6 — 8 ,". Sporae elongatae, guttulatae, longit, 

 10 — 12 /', crass. 2 /'. — Ad caules aridos Papaveris nudicaulis. 



Physalospora Potentillae. Perithecia globosa, sparsa. Asci ovato- 

 oblongi, paraphysati, fasciculati, long. 32 — 34 /", ci'ass. 8 — 9 ^. Sporae elongatae, 

 i;uttulatae, long. 10 /< , crass. 1 — 2 ,". — Ad caules petiolosque siccos Poten- 

 tillae maculatae. 



Sphaerella Pyrolae. Perithecia amphigena in niaculis rufescentibus, 

 subzonatis, magnis proiiiinula. Asci cylindraceo-clavati, long. 50 — 60 ,", crass. 

 8 — 10 ,", Sporae oblongo-fu.sifornies, long. 15 /', crass. 4 /'. — In foliis vivis 

 Pyrolae grandiflorae. 



Sphaerella pachyaaca. Perithecia sparsa s. gregaria, foliieola v. cla- 

 dogena. Asci crasse ovoideo-oblougati, inaequilaterales, long. 40 — 50 /', crass. 

 15 — 21 ,", vulgo apice tunicati. Sporae conglobatae, conoideo- v. ovoideo-oblon- 

 gatae, long. 16—20 ,", crass. 5 — 6 ^. — An verwelkten Stengeln und Blättern 

 sehr verschiedener Pflanzen: Chamacnerium latifolium, Draba corymbosa, Draba hirta, 

 Arabis Holboelii, A. alpina, Ranunculus alpinus, K. Altaicus, Thalictruni alpinum, 

 Saxifraga ceruua, Pyrola grandiflora, Pleurogyne rotata, Campanula rotundifolia, 



