CRYPTOGAMIA. FUNGI. Agaricus. 257 
Gills loose, pale buff, four in a set, not crowded. 
Pileus pale buff, centre rich brown buff, regularly convex, somewhat plaited 
at the edge, half an inch diameter. 
Stem with a fine hollow, cylindrical, pale buff, one and a half inch high, 
rather thinner than a crow quill. Root a small hard knob. 
(Knob-rooted Agaric. E.) In the Earl of Aylesford’s park at Pack- 
ington, Warwickshire. Autumn. 
*Ag. ardosia'ceus. 
blue. 
Gills brown buff: pileus blue, convex: stem 
Bull. 348. 
Gills loose, brown buff, four in a set. 
Pileus blue slate-colour, convex, centre depressed, inverted when old, but 
the edge still turned down ; two and a half to three inches diameter. 
Flesh white. 
Stem hollow, grey blue, white at the bottom, tapering upwards ; four inches 
high ; thick as a goose quill. Bulliard. 
(Blue and Buff Agaric. E.) Ag. ardosiaceus . Bull. Pastures near 
Headington Wick copse. Dr. Sibthorpe. Sept. 
(5) Gills yellow. 
*Ag. flaVus. Gills pale yellow, two or four in a set: pileus pale 
yellow, conical, dry, thin, tearing : stem compressed, twisting. 
Bolt. 68. 
Gills loose, irregular, very broad towards the outer end, waved at the edges, 
tender, primrose colour. 
Pileus conical, pale, yellow, dry, smooth, silky, shining, tearing as it ex¬ 
pands in several places nearly to the centre ; three to four inches over. 
Stem hollow, splitting, often compressed, furrowed and twisted, three to 
four inches high, half inch diameter. Bolton. 
Bolton’s name ( laceratus ) has been before applied to a different species, vide 
Scopoli, n. 1513. 
Dry banks and barren pastures about Halifax, but rare. Bolton. 
Ag. eques^tris. (Linn.) Gills brimstone yellow, four in a set: pileus 
pale yellow, convex: stem yellow, cylindrical. 
Bolt. 65. ( not Schceff. 79.) 
Ag. stipitatus, pileo pallido: disco luteo , lamellis sulphureis . FI. Suec. 1219. 
Gills pale sulphur-colour, which readily distinguishes it. Pileus convex, 
pale, centre yellow and marked with a tawny star. Stem naked, smooth. 
Linn. 
Gills loose, narrow, moderately numerous, thin, pliable, dull brimstone 
colour, uneven at the edge. 
Pileus convex, cylindro-conical when young, pale yellowish buff, bright 
yellow at the apex, one to two inches over; very thin and semi-trans¬ 
parent, showing the edge of the gills through, which gives it a streaked 
appearance. 
Stem hollow, readily splitting, pale dusky yellow, sometimes quite white, 
two to four inches high, thick as a raven quill. Whole plant very tender 
and brittle. 
Major Velley justly observes that this cannot be the 35th of Bay, which is 
the aurantius. Gills yellowish, unequal, distant. Films pale yellow, 
VOL. iv. § 
