PHOLIOTA 117 



279. P. heteroclita Fr. (= Pholiota destruens (Brond.) Fr. sec. Bres.) 

 Cke. Illus. no. 389, t. 366. erepos, one side; K\ivw, I lean. 



P. 5-15 cm., whitish, or yellowish, tawny when old, generally broken 

 up into broad, scattered, innate, adpressed, spot-like (darker) scales, 

 fleshy, compact, hemispherical, then flattened, very obtuse, some- 

 times viscid when old and wet; margin often appendiculate with the 

 remains of the ring. St. 5 x 1-2-5 cm., white, commonly curved- 

 ascending, base bulbous and bluntly rooting, hard, fibrillose. Ring 

 floccose, fugacious, cortinate, encircling the stem with an annular 

 zone. Gills pallid, at length dirty ferruginous, rounded behind, slightly 

 adnexed, very broad, crowded. Flesh white, rhubarb coloured at the 

 base of the stem. Spores ferruginous, "8-10 x 5-6 /A" Karst. Smell 

 strong, pungent, almost that of horse-radish. Solitary. Trunks of 

 poplar, birch, and willow. Sept. Nov. Uncommon. 



280. P. auriveUa (Batsch) Fr. Aurum, gold; vellus, fleece. 

 P. 5-17 cm., yellow, or ferruginous yellow, fleshy, campanulate, then 



convex, compact at the disc, gibbous when expanded, moist, with 

 darker adpressed spot-like scales; margin involute, sprinkled with floc- 

 cose scales. St. 7-10 x 1-1-5 cm., yellowish, clothed with adpressed, floc- 

 coso-fibrillose, fuscous ferruginous scales up to the ring, at length naked, 

 fibrillose, equal, somewhat rooting. Ring floccoso-fibrillose, superior. 

 Gills whitish, then straw coloured, at length ferruginous date-brown, or 

 somewhat fuscous, sinuato-adnexed, broad, crowded. Flesh white, be- 

 coming yellowish. Spores ferruginous, elliptical, 6-7 x 4-5 /A, 1-2-gut- 

 tulate. Cystidia "on edge of gill clavate-fusiform, 30-45 x 6-9 /z, 

 contents becoming yellow" Rick. Caespitose, or solitary. On old 

 trunks, and stumps. Sept. Nov. Uncommon, (v.v.) 



var. filamentosa (SchaeflE.) Fr. Filum, a thread. 



Differs from the type in the smaller, fulvous pileus, with subcon- 

 centric, adnate scales, in the filamentous stem, and the fioccoso-radiate 

 ring. Pine woods. 



281. P. squarrosa (Mull.) Fr. Cke. lUus. no. 391, t. 367. 



Squarrosa, scaly. 



P. 3-10 cm., saffron ferruginous, or ochraceous, fleshy, campanulato- 

 convex, then flattened, obtusely umbonate, or gibbose, squarrose with 

 innate, crowded, revolute, darker (becoming fuscous) persistent scales. 

 St. 6-20 x 1-2-5 cm., concolorous, attenuated downwards, often in- 

 crassated at the base, squarrose up to the ring with crowded, revolute, 

 darker scales. Ring of the same colour as the scales, fibrillose, laciniate, 

 superior. Gills pallid olivaceous, then ferruginous, adnate with a de- 

 current tooth, crowded, narrow. Flesh light yellow. Spores ferru- 

 ginous, elliptical, 7-9 x 4-5 /A. Cystidia "clavate, pointed, 30- 



