20 The North American Cup-Fungi 



reaching a length of 100-150 m and a diameter of 10-15 n, 8- 

 spored; spores 2-seriate above, 1-seriate below, hyaline, smooth, 

 cylindric, slightly narrowed toward each end, at first simple, 

 multiguttulate, finally 7-1 1-septate, straight or curved, 4-6 X 

 25-50 n (30-40) ; paraphyses hyaline, filiform, branched, 2-3 n 

 thick, the apex slightly irregularly thickened, usually curved or 

 uncinate at the tips which are not, or only slightly, agglutinated 

 into an epithecium. 



On rich sandy humus among leaves in damp woods. 



Type locality: North Carolina. 



Distribution: Maine to Michigan and Mississippi. 



Illustrations: Ann. Myc. 6: pi. 6J. 40 44; pi 19 J. 199-202. 



4. Corynetes arenarius (Rostrup) Durand, Ann. Myc. 6: 417. 



1908. 



Microglossum arenarium Rostr. Med. Grdnl. 3: 606. 1891. 

 Leptoglossum latum Peck, Bull. Torrey Club 22: 210. 1895. 

 Mitrula arenaria Massee, Ann. Bot. 11: 283. 1897. 



Ascophores single, or cespitose, broadly clavate, black, 1-4 

 cm. high; ascigerous portion about one-half the total length, 

 .5-2 cm. broad, irregularly bent, or contorted, compressed, 

 furrowed, black; stem brownish-black or olive-black, pruinose, 

 or squamulose; asci stout, clavate-cylindric, apex narrowed, pore 

 blue with iodine, reaching a length of 100-125 y. and a diameter 

 of 12-15 n, 8-spored, spores 2-seriate above, 1-seriate below, 

 hyaline, smooth, cylindric or cylindric-oblong, ends rounded, 

 straight or curved, 6 X 25-35 m, for a long time simple, finally 

 becoming at least 4-septate, (probably 10 or more); paraphyses 

 brown, cylindric, septate, longer than the asci, 3 /x thick below 

 the apices, usually somewhat clavate-thickened and more or 

 less curved. 



In sand. 



Type locality: Greenland. 



Distribution: Greenland, Newfoundland, and Labrador. 



Illustrations: Ann. Myc. 6: pi. 6J. 45-49; pi. 18 J. 194-197. 



4. GLOEOGLOSSUM Durand, Ann. Myc. 6: 418. 1908. 

 Geoglossum of authors in part. 



Ascophores viscid-gelatinous, erect, stipitate, clavate, usually 

 ascigerous only in the upper portion, black or brownish-black; 



