568 POUL LARSEN 
Nectrioidaceae. 
Zythia Fries. 
714. Z.islandica Rostrup (in mscr.). 
Rhraun in Fljötum [O. D.). 
Peritheciis superficialibus gregariis, globosis, 0.3 mm diam., vitellinis, 
glabris. Sporulis sphaeroideis, 4—5 u cr., asperulis, hyalinis. Ad terram 
turfosam. 
Leptostromaceae-Hyalosporae. 
Leptothyrium Kunze et Schmidt. 
715. L. vulgare (Fries) Saccardo, Syll. fung. III, p. 633. 
Isafjöröur [H.J.]. — On stems of Cornus suecica. 
Piggotia Berkeley et Broome. 
716. P. atronitens, Oudemans, Nat. Myc. Neerl. II, p. 21. — Saccardo, 
Syll. fung. III, p. 637. 
Sanda near Hestahraun [Feddersen]. -- On branches of Salix sp. 
Leptostroma Fries. 
717. L. caricinum Fries, Syst. Myc. II, p. 598. 
Melar, Myvatn, Hrütafjöröur [Gronlund]; Jörudalur, Ejafjôrôur [Ström- 
felt]; Pingmuli [H. J.. — On Carex Goodenoughi, Carex alpina, 
Carex rigida, Carex lagopina, Carex sp. 
718. L. punctiforme Wallroth, Flora Cryptogamica Germaniae No. 1395. 
— Saccardo, Syll. fung. III, .p. 642. 
Mööruvellir [O. D]. — On leaves of Salix glauca. 
719. L. Potentillae Karsten, Fungi in insulis Spetsbergen 1872, p. 59. 
— Saccardo, Syll. fung. III, p. 647. 
Reykjavik [Krabbe]; Skutustadir near M\vatn [O. D.]. — On leaves of 
Potentilla maculata. 
720. L. herbarum (Fries) Link, Saccardo, Syll. fung. III, p. 645. 
On stems of Carum carvi. 
Leptostromaceae-Hyalophragmiae. 
Discosia Libert. 
721. D. Artocreas (Tode) Fries, Sum. Veg. Skand., p. 653. 
Hof, Fornhagagil, Laugardalshölar [O. D]; Pingmüli [H.J.. — On 
Alchimilla alpina, Geum rivale, Thalictrum alpinum, Betula 
pubescens, Salix herbacea. 
