176 A CATALOGUE OF BRITISH POISONOUS FUNGI. 



(XXX.) LACTARIUS PLUMBEUS ; The Leaden Lactar. 



Habitat. In woods and wastes. Solitary. 



Season. August to November. Uncommon. 



Pileus. Two to four inches across, lead-grey or blackish, smooth, 

 opaque, dry, not zoned ; convex, round, then plane, depressed, sub- 

 infundibuliform. Margin sub-involute. 



Stem. Two to three inches high, dingy, brownish, stout, firm, 

 equal, naked, blunt. 



Section. Flesh thickish, compact, brittle, granulose, white and 

 unchanging. Stem solid. Milk white, unchanging. Gills yellowish, 

 crowded, unequal, narrow, sub-decurrent. Odour faintly disagree- 

 able. Taste acrid. Spores yellowish. 



Obs. It is dangerously poisonous, in quality like the preceding. — W. D. H. 



(XXXI.) LACTARIUS PYROGALUS ; The Burning Lactar. 



Habitat. In woodlands and wastes. Solitary. 



Season. August to November. Not uncommon. 



Pileus. Two to three inches across, livid grey or ochrey, slightly 

 zoned, smooth, moist, glabrous ; convex, then plane, at length de- 

 pressed, even. 



Stem. One to two inches high, tint of pileus, pale, slight, 

 attenuate downwards, smooth or sub-scrobiculate, naked. 



Section. Flesh thickish, firm, white. Milk white, unchanging. 

 Stem stuffed, then hollow. Gills salmonoid, thin, distant, waved, 

 narrow, sub-decurrent. Odour feebly fruity. Taste mild in youth, 

 then burning. Spores yellowish- white. 



Ohs. A species that is probably harmless while young. At any rate, it is not 

 acrid then. When mature it is intensely acrid, and contains a decidedly dan- 

 gerous caustic poison. — W. D. U. 



(XXXII.) LACTARIUS RUFUS ; The Slayer. 



Habitat. In woods, especially fir and pine woods. Solitary. 



Season. August to November. Common locally. 



Pileus. Three or four inches across, chestnut-red, tawny, 

 copper-colour, dry, not zoned, polished ; convex, then expanded, 

 nmbonate, then depressed, rigid. Margin at first incurved, sub- 

 striate and sub-villose, at length smooth. 



Stem. Two or three inches high, tint of pileus, pale, opaque, 

 pruinose, browning where bruised, thick, equal, blunt, firm, naked. 

 Base tomentose. 



