Ochrosporae 



B. fra'gilis Fr. Pileus 2 in. 



(Plate LXXX.) 



broad, light-yellow, then becoming Boibitius. 

 pale, somewhat membranaceous, 

 almost pellucid, conical then ex- 

 panded, somewhat umbonate, 

 smooth, viscous, striate round the 

 margin (which is often crenulated). 

 Stem 3 in. long, I line or little 

 more thick, fistulose, attenuated up- 

 ward, naked, smooth (and without 

 a manifest veil), yellow. Gills at- 

 tenuato-adnexed, almost free, ven- 

 tricose, yellow then pale cinnamon. 

 Spores rust-colored. Fries. 



BOLBITIUS FRAGILIS. 

 Two-thirds natural size. 



Thinner than B. Boltoni, etc., very 



fragile, rapidly withering. 



On dung. Common. June to Oc- 

 tober. Stevenson. 



Spores subspheroid-ellipsoid, ellip- 

 tical, /X3-5/A Massee. 



West Virginia; Pennsylvania. June 

 to frost. On rich grass and dung. 



Pileus usually not over 1.5 in. 

 across. Often in plenty. Its substance 

 does not cook away as with C. mica- 

 ceus. It amply repays gathering, 

 being highly flavored. 



B. no'bilis Pk. noble. Pileus 

 thin, fleshy on the disk, ovate then 

 bell-shaped, smooth, plicate-striate, 

 pale-yellow, the disk tinged with red, 

 the margin at length recurved and 

 splitting. Gills subdistant, tapering 

 outwardly, attached, the alternate ones 



303 



(Plate LXXXa.) 



BOLBITIUS NOBILIS. 

 About two-thirds natural size. 



