H. G. SIMMONS. [2nd arc. exp. fram 



TJstilaffinaceae. 



Sphacelotheca Hydropiperis (Schum.) de Bary. 

 In the ovary of Polygonum viviparum: E. Gaase Fjord, an- 

 choring-ground in Havne Fjord. 



Ustilago Caricis (Pebs.). 

 In the ovary of Elyna Bellardi: E. Fram's Fjord. 



Ured.inaceae. 



Paccinia Saxifragae Schlecht. 

 Leaves of Saxifraga nivalis: G. Foulke Fjord. 



Melampsora arctica Rostr. 

 Leaves of Salix arctica: G. Foulke Fjord. E. Eskimopolis, Mu- 

 skusoxe Fjord, Havne Fjord, Fram's Haven. 



A.garicaceae. 



Mycena pumila (Bull). Among moss: E. Fram's Haven. 



Collybia dryophila (Bull). E. Anchoring-ground in Havne 

 Fjord. 



Tricholoma caelatum (Fr.). E. Stordalen near Havne Fjord. 



Omphalia umbellifera (L.). E. Among moss: EskimopoUs. 



Hebeloma fastibilis (Fr.). E. Cocked Hat Island. 



Naucoria festiva (Fr.). E. Cape Rutherford. 



N. melinoides (Fr.). E. Skraellingo in Alexandra Fjord; An- 

 choring-ground in Havne Fjord. 



N. nimbosa (Fr.). E. Sir Angles Peak, Gaase Fjord. 



Galera hypnorum (Batsch). E. Bedford Pim Island, Skrael- 

 lingo in Alexandra Fjord, 0redalen, Havne Fjord. 



Psalliota campestris (L.). E. Fram's Fjord. 



Ps. Bodmani (Peck). E. Fram's Fjord. 



Psathyrella polaris n. sp. 



Pileus membranaceus, ovato-campanulatus, 0,5 cm. latus, luteo- 

 ochraceus, sulcato-striatus ; stipes albus, laxus, 1—2 cm. altus; sporae 

 aterrimae, ellipsoideae, 8—9 /« 1.. 5—6 n cr. In stercore Bovis ma- 

 schatis. E. Gaase Fjord. 



