92 Omphalia. 



detrusa, Fr. P. 2 3 cm. rather fleshy, umbil. dark grey; g. 

 with a decur. tooth, whitish; s. 2 3 cm. glabrous, dark grey; 

 sp. . 



[ umbilicata, Fr. P. umbil. then iufundib. edge reflexed, even, 

 hygr. tinged brown, then pale but disc darker ; g. whitish ; s. terete, 

 apex striate with white fibrils; sp. 6 8x4. 



maura, Fr. P. 2 4 cm. thin, deeply umbil. hygr. striate, sooty 

 brown, pale and silky when dry ; g. shining white ; s. 3 5 cm. rigid, 

 straight, blackish; sp. 5 6 x 3 4. 



Differs from Col. atrata in decur. narrow gills. 



[lituua, Fr. P. thin, plane, deeply umbil. hygr. even, bay then 

 tan; g. grey; s. slightly wavy, grey. 



offuciata, Fr. P. 2 3 cm. plano-depr. flesh-colour then pale; g. 

 colour of p. ; s. 4 5 cm. glabrous, reddish ; sp. . 



[scyph.oid.es, Fr. Shining white. P. infundib. silky, unequal ; g. 

 narrow; s. subvillose, short; sp. 6x2. 



[albula, Q. P. umbil. thin, wavy, glabrous; s. solid, slender, 

 incurved; g. adnato-decur. unequal, yellowish; sp. 10 12 long. 



[Griovanellae, Bres. P. thin, convex and umbil. then exp. and 

 umbil., edge striate, silky-flocculose, grey then hoary brown ; g. decur. 

 crowded, colour of p. ; s. glabrous, colour of p. ; sp. 8 x 3. 



Differs from Omp. scyphoides in hoary-grey colour of every part 



**. Medium size; gills rather distant, narrow, 

 narrowed at both ends. 



chrysophylla, Fr. P. 2 4 cm. thin, umbil. flaccid, floccose, 

 brownish yellow then paler, edge reflexed ; g. deep golden yellow ; s. 

 3 5 cm. yellow; sp. 8x4. 



Differs from O. Postii in the floccose pileus. 



Postii, Fr. P. 2 3 cm. thin, umbil. glabrous, orange; g. whitish; 

 s. 4 6 cm. glabrous, yellow ; sp. - . 



var. aurea. Mass. P. very regular; g. slightly decur.; sp. 7 x 3'5. 



vesuviana, Brig. P. infundib. orange, edge at length wavy; 

 g. thickish, narrow ; s. fibrillose, colour of p. 



pyxidata, Bull. P. 1 '5 2 cm. thin, infundib. rufous-red, radiately 

 striate, pale when dry, hygr. ; g. flesh-colour then yellowish ; s. 1 '5 2 

 cm. tough, pale tawny; sp. 78 x 5 6. 



leucophylla, Fr. P. 3 4 cm. thin, quite infundib. dark grey, 

 even; g. shining white; s. 3 5 cm. grey; sp. 10 long. 



Luffii, Mass. Fragrant. P. 2 3 cm. convex then depr. glabrous, 

 pallid then white; g. crowded, decur. pallid; s. 2 3 cm. solid, pallid, 

 polished, often wavy ; sp. 5 x 3. 



Ground among grass &c. Differs from Clito. fragrans in short, 

 polished stem. 



costatula, Bres. P. infundib. then revolute, brown, glabrous, 

 edge striate wavy ; g. decur. straw-colour, joined by veins ; s. 

 glabrous, tinged straw-colour, base brownish; sp. 6x4. 



