CLASSIFICATION OF AOARIl 



(e) Pileus not hygrophanous, aol Btri 

 (f) Pileua at lirst bluish-black, then smokj fuscous; gills 



adnate, ventricose, Btem con color; Bpores 9 12 \ 8 7 mlcr.; 



mi the ground. 615. /.. lampropoda Pr. 

 iiti Pileus, gills and Btem rather dark violet 



Bbrlllose on pileus; Bpon bsphoeroid, 



micr.; on wood, sawdust, etc. 620 / i'r 



Section I. Sonhygrophanae. The species "I tlii^ Bection are not 

 truly hygrophanous nor markedly striate <>n the | » i 1 < -i i >- bill in wet 



w ■(sillier ilir\ in;i.\ appear somewhal hygrophanous, and a lew Kpecien 

 are faintly or finely striate <»n the pileus. 



*(iills white or whitish at first. 



614. Leptonia placida Fr. 



Syst. My col.. L821. 



Illustrations: Fries, [cones, PL 97. 

 Cooke, 111.. PL 330. 

 Plate CXIV of this Report. 



PILEUS 3-5 cm. broad, carapanulate, then convex, obtuse, rarely 

 depressed, ground color pale fuscous, covered with brown to black 

 ish silky scales which are denser and darker on disk, often with an 

 obscure tinge of violet, not striate. FLESJB pallid, with ;i pinkish 

 tinge, thin. GILLS broad behind bu1 abruptly narrowed and ad- 

 in. nil. sometimes subarcuate and subdecurrent, narrowed in front, 

 crowded, thickish, whitish then flesh color from Bpores, edge con- 

 color, often eroded-crenate. STEM 2-5 cm. long, rather thick, 

 nun., cartilaginous, stuffed then hollow, often compressed and 

 grooved, sometimes twisted or variously curved, loosely dotted by 

 lavender or dark blue to blackish squamules above, squamules i 

 or vioht la-low. apex usually thickened, base white mycelioid, some 

 times glabrous excepl al apex. SPORES tuberculate-angular, ob 

 long, 8 10.5 \ ."» 6 micr., apiculus oblique. CYSTIDIA none. 



i I >rie(l : I >ark fuscous throughout , i 



Gregarious. <m rotten wood, stumps and logs, in lov woods "i 

 elm, maple, etc. June to Oetober. Ann Arbor, Detroit. Frequent 

 al times. 



A beautiful plant, with n stonier and more curved stem than the 

 terrestrial Leptonias. The shades of lavender and blue varj con- 

 siderably in different collections, but the peculiar dark scales 

 the pileus and stem are unmistakable. The gills of our plants .il 

 w -;i vs have a decurrent tooth. 



