60 PLUTEUS 



**P. pruinate, somewhat pulverulent. 



104. P. nanus (Pers.) Fr. Cke. IUus. no. 309, t. 305, fig. A. 



vdvvo?, a dwarf. 



P. 1-5 cm., umber, sprinkled with fuscous, pulverulent sootiness, 

 disc often darker, covered with veined, radiating, umber wrinkles, thin, 

 convex, then flattened. St. 3-4 cm. x 2-4 mm., whitish, rigid, equal, or 

 attenuated downwards, slightly striate. Gills white, then flesh colour, 

 free, ventricose. Flesh white. Spores pink, broadly elliptical, 5- 

 6 x 4-5 /A, 1-guttulate. "Cystidia cylindric bladder-shaped" Lange. 

 On fallen sticks, especially birch and beech, and on sawdust. May 

 Oct. Not uncommon, (v.v.) 



var. lutescens Fr. Cke. Illus. no. 309, t. 305, fig. B. 



Lutescens, becoming yellow. 



Differs from the type in the stem and often the gills and flesh being 

 yellow. Spores pink, globose, 5-6/x. On stumps. May Oct. Not 

 uncommon, (v.v.) 



var. major Mass. Cke. Illus. no. 309, t. 305, fig. C. Major, larger. 



Differs from the type in being larger, with an even greyish pileus. 

 Fallen sticks. Eare. 



105. P. melanodon (Seer.) Fr. /te'Xa?, black; 6Sov<$, a tooth. 



P. 2-5 cm., dull yellow, thin, convex, then plane, conically umbo- 

 nate, pulverulent; margin slightly striate. St. 6-7 cm. x 1-2 mm., 

 yellowish brown, apex white, swollen base blackish, firm, polished. Gills 

 whitish, tinged with rose colour, free, ventricose, margin black, denticu- 

 late. Flesh white. Rotten wood in beech woods. Sept. Rare. 



106. P. spilopus B. & Br. (= Pluteus spodopileus Sacc.) Cke. Illus. 

 no. 310, t. 325. <T7rtA.o9, a spot; Troy?, foot. 



P. 2-4 cm., broum, or dark fawn colour, fleshy, convex, then ex- 

 panded, subumbonate, often depressed round the umbo, radiately 

 rugulose. St. 4-5 cm. x 4-8 mm., whitish, or faintly tinged with fawn 

 colour, punctate with scattered black points, equal, incurved. Gills 

 white, then pink, free. Flesh white. Spores pink, globose, 7-8fi. On 

 stumps. July Oct. Uncommon, (v.v.) 



107. P. semibulbosus (Lasch) Fr. Boud. Icon. t. 89. 



Semi, half; bulbosus, bulbous. 



P. 1-4 cm., pale ashy ochraceous, becoming rosy and pale, sub- 

 membranaceous, thin, somewhat diaphanous, convex, then plane, 

 pulverulently pruinose, deeply striate. St. 3-6 cm. x 4-6 mm., white, 

 delicately pubescent, and velvety, minutely striate; base bulbous, velvety. 



