PSEUDOPLECTANIA 49 



On decaying wood in coniferous woods, especially among 

 Sphagnum. 



Type locality: Europe. 



Distribution: Vermont to Washington; also in Europe. 



Illustrations: Bond. Ic. Myc. pi. 343; Cooke, Mycographia 

 pi. 49, f. 193; Rab. Krypt.-Fl. 1'^: 1030,/. 1; Mycologia 5: ^/. 109 

 (upper figure) and pi. 10; Gill. Champ. Fr. Discom. (suites). 



2. Pseudoplectania nigrella (Pers.) Fuckel, Symb. Myc. 324. 

 1869. (Plate 1, fig. 2.) 



Elvela hemisphaerica Wulf. Beob. Nat. Ges. Nat. Fr. Berl. 2': 14L 1787. 



Not Peziza hemisphaerica Weber. 1780. 

 Peziza nigrella Pers. Syn. Fung. 648. 1801. 

 Lachnea nigrella Gill. Champ. Fr. Discom. 78. 1874. 

 ?Peziza stygia Berk. & Curt. Grevillea 3: 153. 1875. 

 Plectania nigrella Karst. Act. Fauna Fl. Fenn. 2: 119. 1885. 

 ? Pseudoplectania stygia Sacc. Syll. Fung. 8: 166. 1889. 

 Otidella nigrella Schrot. Krypt.-Fl. Schles. 3^: 48. 1893. 

 Sphaerospora nigrella Massee, Brit. Fungus-Fl. 4: 296. 1895. 



Apothecia gregarious or occasionally closely crowded, sessile 

 or substipitate, at first closed and subglobose, expanding and 

 becoming shallow cup-shaped to discoid, margin often wavy and 

 slightly incurved, externally clothed with very fine hairs, black 

 or blackish, reaching a diameter of 5 mm. to 1.5 cm.; hymenium 

 concave or nearly plane, smooth, brownish-black; hairs very 

 long but usually coiled and twisted, giving to the exterior of 

 the apothecium a slightly woolly appearance, reaching a diameter 

 of 4-6 M and of nearly uniform thickness throughout their entire 

 length, sparingly septate, pale-brown; asci cylindric or sub- 

 cylindric with a long stem-like base, reaching a length of 300- 

 325 jjL and a diameter of 15 ju; spores reaching a diameter of 

 12-14 M, usually containing one large oil-drop and several smaller 

 ones; paraphyses enlarged at their apices and filled with brown 

 coloring matter, reaching a diameter of 4 jx. 



On decaying wood in coniferous woods, especially among 

 Sphagnum. 



Type locality: Europe. 



Distribution: New Jersey to Manitoba, Wisconsin, Ala- 

 bama, and Jamaica; also in Europe and Australia. 



Illustrations: Bond. Ic. Myc. pi. 344; Cooke, Mycographia 

 pi. 31, f. 120; Gill. Champ. Fr. Discom. pi. 65; E. & P. Nat. Pfi. 

 11: 179", f. 146, A^B; Rab. Krypt.-Fl. P: 1030, /. 2; Mycologia 5: 



