100 AGARICUS. 



Collybia. On account of the rigid cuticle the stem is often split into cracks forming 



revolute flaps. Commonly densely coespitose, very various in stature and size, 

 but always firm, tough. 



On old stumps, &c. Common. July-Nov. 



Spores 6x3 mk. W. G. S. ; 4-5 x 2-4 mk. B. The taste is pleasant, so it 

 may perhaps be edible. Name fusus, a spindle ; pes, a foot. Spindle- 

 stemmed. Bull. t. 106, 516. /. 2. Fr. Monogr. i. p. 149. Hym. Eur. p. in. 

 Berk. Out. p. 115. /. 5./. 5. C. Hbk. n. 140. Illust. PI. 141. S. Mycol. Scot. 

 n. 112. Sow. t. 129. Price f. 85. Hussey ii. t. 48. Krombh. t. 42. /. 9-11. 

 Fl. Dan. t. 1607. Hoffm. Ic. anal. t. 4. A. crassipes Schceff. t. 87, 88. 



* A. cedematopus Schseff. --Pileus rufous-date-brown, con- 

 ical then becoming plane, pulverulent; stem stout uentricose % 

 fibrillose, pulverident ; gills pallid. 



Somewhat caespitose. On trunks. Glamis, 1883. Name olS-q^a, a swel- 

 ling ; TJ-OVS, a foot. With swollen stem. Schceff. t. 259. Fr. Hym. Etir. p. 

 112. B. & Br. n. 1995. S. Mycol. Scot. Supp. Scot. Nat. 1885, p. 21. A. 

 fusiformis Bull. t. 76. A. bulbosus Pall. Ross i. t. g.f. 2. 



** Gills crowded, narrow. 



200. A. maculatus A. & S. Pileus 7.5-12.5 cent. (3-5 in.) 

 broad, whitish, here and there guttate with paler spots and com- 

 monly spotted-rufescent, fleshy, commonly very compact, convexo- 

 plane, in no wise lax, obtuse, repand, even, smooth ; margin thin, 

 at first involute, somewhat naked. Stem 7.5-10 cent. (3-4 in.) 

 long, 1-2.5 cent. (%-i in.) thick, hard, commonly stuffed, some- 

 times however hollow, externally cartilaginous, somewhat ventri- 

 cose (flexuous when more slender), striate, white, here and there 

 spotted-rufous, base attenuated rooted and blunt. Gills emargin- 

 ato-free, very crowded, linear, scarcely ever 4 mm. (2 lin.) broad, 

 becoming pale-white. 



The colour of the pileus is at first white, then spotted rubiginous, and at 

 length occasionally wholly rufescent. Slightly acid. 



In woods, chiefly pine and beech. Common. July-Nov. 



Spores 6 mk. W.G.S.; 6x5 mk. W.P. ; 4-6 mk. B. Name macula, a 

 spot. Spotted. Alb. & Schw. p. 186. Fr. Monogr. i. p. 150. Hym. Eur. p. 

 112. Berk. Out. p. 115. C. Hbk. n. 141. Illust. PL 142. 5. Mycol. Scot. 

 n. 113. Hussey ii. t. 60. A. carnosus Sow. t. 246. Var. immaculatus C. 



Illust. PL 221 ? 



201. A. distortus Fr. Pileus almost 7.5 cent. (3 in.) broad, 

 bay-brown, becoming pale but not hygrophanous, fleshy, thin, 

 convex then expanded, umbonate, very lax, even, smooth. Stem 

 7.5 cent. (3 in.) long, scarcely 12 mm. (y 2 in.) thick, and wholly 

 attenuated upwards from the tomentose base, fragile, externally 

 cartilaginous, internally spongy, soon hollow, contorted, sulcate, 



