56 HERRE 



VII. Conicybe Ach. 

 Coniocybe Acharius, Vet. Ak. Handl. 283. 1816. 



Thallus crustaceous, powdery to obsolete; algae Protococcus or 

 Stichococcus. Apothecia on a long stipe, the head becoming globose 

 from the mazsedium; spores simple, globose, yellowish or nearly 

 colorless. 



Found on wood and bark, exposed roots, and rarely on stone. 



i. CONIOCYBE FURFURACEA (L.) Ach. 



M ucor furfuraceus Linne, Sp. PL Ed. 3, 1655. 1764. 

 Coniocybe furfuracea Ach. Vet. Ak. Handl. 288. 1816. 

 Coniocybe furfuracea Tuck. Gen. Lich. 243. 1872. 



Thallus indeterminate, of loose, powdery, scurfy granules; greenish- 

 yellow or sulfur-colored. 



Apothecia small, on long, slender, weak stems, globose, concolorous; 

 the stems dark, their color concealed by sulfur-colored powder; sporal 

 mass globose, from yellow becoming pale brown; paraphyses short, 

 thread-like, from simple becoming branched; asci short, slender, 

 cylindrical; spores simple, colorless or very pale brown, spherical, 

 2.5 to 4.9 fjL in diameter. 



On roots and earth on high, overhanging, shady banks along the 

 road above Congress Springs, at an altitude of 500 to 600 feet. Widely 

 distributed over Europe and North America, usually on exposed roots. 



VIII. Stenocybe Nyl. 



Stenocybe Nylander, Bot. Not. 84. 1854. . 



Thallus nearly obsolete, or the apothecia upon a foreign thallus. 

 Apothecia long-stipitate, scattered, black, with globose or pear-shaped 

 head, the disk at first closed, then dot-like, with a black margin. 

 Spores ellipsoid to spindle-shaped, 2 8 celled, large, dark. Four 

 species, found in Europe, California, and Japan. 



i. STENOCYBE MAJOR Nyl. 



Stenocybe major Nylander, Bot. Not. 84. 1854. 



Stenocybe euspora Nyl. with Crombie, Journ. Bot. 272. 1882. 



Stenocybe euspora Crombie, Brit. Lich. i : 97. 1894. 



