324 THE AGARICACEAE OF MICHIGAN 



(hh) Stem smaller, 4-7 mm. thick, 

 (i) Pileus, stem and gills unicolorous, pale violaceous- 

 drab; stem abruptly bulbillate at base. 394. C. 

 subtabularis sp. nov. 

 (ii) Pileus not violet; gills, flesh and apex of stem 

 violaceous at first, 

 (k) Pileus hygrophanous. 



(I) Pileus chestnut color when moist; stem 



solid. 440. G. imbutus- Ft. 



(II) Pileus sooty-brown to olive-gray; in pine 

 woods. 442. C. livor Ft. 



(kk) Pileus not hygrophanous. 



(I) Pileus pale brownish-tan; stem solid. 383. 



G. clintonianus Pk. 



(II) Pileus dingy-white to clay-color; stem hollow, 

 very short. 395. C. brevissimus Pk. 



(dd) Pileus small, 1-3 cm. broad. 



(e) Pileus at first conical, blackish-brown. 



(f) Stem subannulate, slender; spores 6-7.5x3-4 micr. 419. 



G. subflexipes Pk. 

 (ff) Stem not annulate; spores 7-9x5-6 micr. 456. C. ery- 

 thrinus Ft. 

 (ee) Pileus campanulate-convex, chestnut-color, 

 (f) Stem 4-6 mm. thick. 443. C. castaneus Ft. 

 (ff) Stem 1-2 mm. thick. 455. C. fuscoviolaceus Pk. 

 (bb) No violet, purple nor lilac colors present, 

 (c) Pileus large, 5-10 cm. broad. 



(d) Bulb of stem oval-clavate and dark brick-red; pileus hygro- 

 phanous, rufous-brown. 421. C. rubripes Kauff. 

 (dd) Stem not red. 



(e) Pileus with a rufous tinge either when fresh or on drying, 

 (f) Pileus hygrophanous, very glabrous, stem pallid-whitish, 

 subclavate. 444. C. armcniacus Pr. 448. G. glabrel- 

 his Kauff. 

 (ff) Pileus dry, reddish to brownish-orange, stem yellow or 

 concolor, long and equal. 387. C. whitei Pk. 

 (ee) Pileus without reddish tinge. 

 (f) Pileus creamy-yellow, yellow, ochraceous, orange-yellow 

 or rusty-yellow. 

 (g) Stem peronate by a close-appressed sheath. 



(h) Sheath pale tawny-yellowish; pileus tawny-yellow, 



often scaly on disk. 369. G. annnlatus Pk. 

 (hh) Sheath whitish; pileus pale. 



(i) Pileus creamy-buff, large; spores subglobose. 370. 



G. flavifoliiis Pk. 

 (ii) Pileus pale ochraceous; spores elliptical-. 372. C. 

 ochraceus Pk. 

 (gg) Stem not sheathed, 

 (h) Pileus hygrophanous, dark ochraceous; stem almost 



equal, subannulate. 423. C. mon-isii Pk. 

 (hh) Pileus not hygrophanous. 

 (i) Pileus pale yellow to buff; stem white, caespitose. 



388. G. caespitosus Pk. 

 (ii) Pileus and stem chrome-yellow to rusty-yellow, 

 (k) Pileus streaked with rusty fibrils; stem with an 



oval bulb. 385. C. autumnalis Pk. 

 (kk) Pileus not streaked; stem clavate, streaked 

 lengthwise. 384. C. callisteus Ft. 

 (ff) Pileus neither reddish nor yellow, 

 (g) Stem white or whitish. 



(h) Pileus hygrophanous, brown when moist. 



