AGAEICINI. 51 



128. Agairicus (Pleurotus) atzoccezuleus. Fr. '-Blue-black 



Pleurotus."' 



Pileus fleshy, upper stratum gelatinous, at first resupinate, then 

 obovate, reniform, tomentose ; gills crowded, white, becoming yel- 

 lowish. — Fr. Epicr. p. 137. Schceff. t. 246, /. 3, 8, 9. Ann. N.H. 

 no. 674. Saund. ^ Sm. t. 6. 



On trunks. Rare. Penzance. 



Pileus at first resupinate, soon reflesed, obovate or kidney-shapecl, 1-2 in. 

 broad, villous, rugulose when dry, commonly dark bluish, rarely brown j 

 flesh soft, upper stratum gelatino as. Spores '0003 X "00013 in. 



129. Agazicus (Pleurotus) algidus. Fr. '• Ding}- Pleurotus." 



Pileus fleshy, cuticle gelatinous, at first resupinate, then ex- 

 panded, reniform, smooth ; gills rather broad, crowded, pale, yel- 

 lowish. — Fr. Epicr. p. 131. Fl. Dan. t. Ibb2, f. l,t. 1556,/. 2. 

 Fers. M.E. t. 23, f. 5. 



On trunks. Linlithgowshire. [United States.] 



Pileus about 1 in. across, reddish umber or cinereous, usually caespitose and 

 imbricated, somewhat kidney-shaped, smooth, viscid when young. 



130. Agaricus (Pleurotus) Leightoni. Berk. '• Leigbton's 



Pleurotus."' 



Pileus at first obliquely conical, umber, then lead-coloured, fur- 

 furaceous, with short scattered bristles intermixed ; upper stra- 

 tum gelatinous; gills rather thick, tan-coloured, distant, somewhat 

 forked at the base, slightly undulated ; interstices scarcely reti- 

 culated. — Ann. Xat. Hist. xiii. t. 9,f. 1 . Bei^k. Outl.p. 138. 



On wood. Xear Shrewsbury. 



Pileus 5 lines broad, at first cyphellseform. obliquely conical, umber brown, 

 gradually becoming paler, at length of a pallid lead colour, furfuraceous, 

 especially behind, where there are a few bristles ; flesh consisting of two dis- 

 tinct strata, of which the upper is gelatinous, and of the colour of the pileus, 

 the lower white. Stem, none ; gills of a pallid tan colour, thickish, distant, 

 undulated, obscurely wrinkled at the base, the interstices scarcely reticulated. 

 —2I.J.B. 



131. Agaricus (Pleurotus) cyphellseforxnis. Berk. "Pendu- 



lous Pleurotus." 



Pileus cup-shaped, then dependent, uj^per stratum gelatinous, 

 cinereous, very minutely strigose, especially at the base ; margin 

 paler, sprinkled with a few meal-like scales ; gills pure white, 

 rather distant, narrow, linear. — Mag. Zool. ^' Bot. i.t. 15,/. 3. 

 Berk. Outl.p. 138. 



On dead stems of herbaceous plants. Oct. 



D 2 



