('(»i'i:i.\rs. 14o 



4..') m; •ystidia wantinj,'; stipt- al)()Ul '.• ciii. Ili^'ll. •'» iiiiii. tliick or a littln 

 inoif at till" Imsf, wliitt- or Itiowiiisli, smooth. liolJow, witlioiit alllull^l^s. 

 Todaya, Davao, tcncsti ial in fmcst. 



Kati'ii by tlw l{a;.'ol>os. wlm call it ■■|i;,'lms." 



C. volutus C.iix'laiiil. rilcii-. 1 ti. l.r. cm. wide, tliiii, naked, early 

 cxplaiiatc and later rev<iiiile or iiivnlnte, turnin;,' from ^.'ray to lilack, tiie 

 flat disk ferru^Mtioiis and warty. ^'ilN free l)iit very close, at first ohtuse 

 at hotli ends, soon splittin.L,' frnm ih.- top of lln' piieiis imt not from the 

 mar-^'in, spores lilaok, narrowly ovate, 12 to 1:5 hy (>."> /x; stipe 4 cm. 

 hi;,'h, 1 to l..'j mm. thick, sli;,'litly attenuate upward, white, naked, liollow. 



Manila, on rottiiij; leaves. 



DitVers from ('. dcliquescens Fries in that the himelhe are so close to 

 the stipe as to appear adnate. 



C. revolutus ('oi)eland. Tilens 2 cm. or less wide, jjassinj^ from cam- 

 l)ainilati> liirou;,'h plane to broadly revolute, the disk flat and l)rown-ffran- 

 ulose, the periphery subfvirfuraceous, sulcate; ;,m11s 70 or less, barely 

 touchinj,' the stipe, narrow, acute at both ends, black; s|»ores 11 to Vi by 

 8 M, black, apiculate at l)ase; stijx' about 10 cm. hij,'ii, 1 to 1.5 mm. thick 

 at the top, 2 to 2.r> mm. toward tiie base, white, hollow, fraf,'ilo, velvety 

 below. 



Manila, copro])hiloii.s. 



Related to ('. iirhiilofiiis Zoli.. hut distingui.shed by the stipe's l)ein;,' 

 velvety below but imt bulbnu^: similar to C. roslni/iiiiniiN. liut essentially 

 ditFerent in the sjjlit <;ills. Anion;; the species of its own section, this 

 is notable for its crowded ^'ills. 



C. rimosus Copeland. I'ileus 1..") to 2 cm. Iii^'h and wide, thin, cyliiidric- 

 canipanulate or conical, triuicate. naked, veiy eaily split downward tlirou^'h 

 the ;;ills and so plicate in ajJiH'arance, tawny-gray outside, turniuir black 

 in clefts, the tawny disk flat or concave; gills free and sonu'wiuit remote, 

 cut away toward the stipe, obtuse at the margin, black, becoming pale 

 with age, without cystidia; spores 1.") by l.?..') ^ black, typically subangular 

 and broadest toward the apex, stipe hollow, white, naked, eqiial. 



Manila, on hcuse manure. 



This species ditVeis from ('. iiliniliUs Fries in the iion exphiiiate pileus. 

 broader spores aiul habitat of niatiure. 



C. pseudo-plicatus ('o|)eland. Pileus early llattened out, about '^ cm. 

 wide, iliin. at lirst s(|uainniose, becoming black because of its thinness, 

 deeply split downward throtigh the gills, making the structurally entire 

 margin cuspidate-dentate; disk brown, subumbonate. or in age concave; 

 gills about (iO, 3 mm. deep, adnate to a narrow collar, black, or pale after 

 the spores are cast; spores 20 to 22 by 11 to 12 fx obttise, thickest toward 

 the base, black; basidia SO fi high, disposed regularly over the hymenium, 

 l.T to 20 fi a]>art; stipe 10 cm. lu' h>ss high. 1 to 4 mm. thick, etpial. 

 straight, smooth, hollow. 



Manila, on horse manure anil rut ten leaves. 



Related to V. pUcntHis (Curt.) Fries and C. nociatus Fries but distin- 

 guished from both by the large spores, close gills and tlakes on the voting 

 pileus. 



