504 POUL LARSEN 
Pingvellir [P. L.]. — On bark and wood of dead branches of Betula 
pubescens. 
320. O, auricolor Saccardo, Syll. fung. VIII, p. 625. 
Hrafnagjä on Pingvellir [P. L.]. — On wood of Betula pubescens. 
Calloria Fries. 
321. C. erythrostigmoides Rehm, Rabh. Krypt. Flora III, p. 464. 
Hallgilsstadafjall [O. D.]. — On dead leaves of Cerastium alpinum. 
322. C. minutissima Rostrup, Gronl. Svampe 1888, p. 537. 
Skrida in Hörgärdalur [O.D.). — On Archangelica officinalis. 
Helotiaceae. 
Chlorosplenium Fries. 
323. C. aeruginosum (Oeder) De Notaris. 
Helvella aeruginosnm Oeder, Flora danica, tab. 534, fig. 2; Vahl, Flora 
danica, tab. 1260, fig. 1. 
Recorded in Zoéga's »Flora Islandica«. 
Sclerotinia Fuckel. 
324. S. Vahliana Rostrup, Gronl. Svampe 1891, p. 607. 
Môôruvellir [St. St]; Framnes near Dyrafjérdur (Ostenfeld); Norö- 
tünga [P. L.]. — On tufts of Carex and Eriophorum on swampy ground. 
The peasized sclerotia are often seated in the axils of the leaves, covered 
by the leaf-sheaths. 
325. S. Fuckeliana (De Bary) Fuckel, Symbolae, p. 330. 
Peziza Fuckeliana De Bary, Morph. Phys. der Pilze, p. 30, fig. 12, p. 238. 
The sclerotia and conidia (Botrylis cinerea) are of extremely com- 
mon occurrence throughout the country on many different host plants, 
as: Rumex domesticus, Polygonum aviculare, Viscaria alpina, 
Sedum villosum, Saxifraga nivalis, Geranium silvaticum, 
Geum rivale, Alchemilla alpina, Sibbaldia procumbens, Gen- 
tiana campestris, Pedicularis flammea, Hieracium sp.. Gnapha- 
lium norvegicum. 
Dasyscypha Fries. 
326. D. diminuta (Roberge et Desmazieres) Saccardo, Syll. fung. VIII, 
p. 449. 
Peziza diminuta Roberge et Desmaziéres, Annales sci. nat. 1847, vol.VII, 
p. 185. 
Hanastadir (N. Iceland) [O. D.]. — On dead stems of Juncus bal- 
ticus. 
