CLASSIFICATION 



area. Aboul L8 Bpecies of Arniillaria have been mentioned in die 

 literature as baving been observed in the I iiited 81 uih nb 



half <»r these were reported east i>r the Mississippi River H'u 

 (Blutterpilze), refers all Armillarias to the genun Tricholoi 



Some species of Clitocybe, Trichol a, mid EMeurotus will be lo 



<■<! for here. 



A < y to tin >'/" '/' n 



i \ ) Stem lateral or eccentric; pileua whit< I • ■ 



i i . corticata Ft. i 

 i A \ i Stem usually central 

 i a i Pileua or stem viscid. 



i hi Lignicolous, growing on tree-trunks, i 



mucida Ft. 

 (l)h) Terrestrial. 

 (c) Only the st. mii viscid; pileua large, whitish, or 



odor penetrating, alkaline. I. viscidipci Pk. 

 (co stem not viscid; pileua with a Blightly viscid p 

 (di Pileua and stem covered with tawn) 

 rufous scales. 691. .1. aurantia Pr 

 iilili Pileua glahrous, pale-brick red; stem ! with plnl 



Boccose scales. 692. {..focal ir. 



(aa) Pileua and stem m>t viscid. 

 (b) In caespitose clusters ahout stumps, trunk 



becoming rusty-stained; gills adnate to Bubdecurrenl 

 mellea Ft. 

 (bb) Not caespitose; gilla emarginate or rounded behind, n 

 cun cut. 

 (c) Veil cortina-like, white, fuga m marglnate-bulb 



pil.us glabrous, gray, brownish or rul 

 5 micr \ . bulbigera Ft. 

 (co Veil membranous; Btem ool marginate-bulbo 

 ( il i I'ileus white or whitish, 

 (e) stem sheathed by the Bubvlscid, \- 

 large, 10-15 <-m. broad, white or 

 . t micr. diamel r 

 .1. ponderosa Pk. 



(eei Stem aol sheathed; veil tibr 



viscid; pileua 5-10 cm. bread, whil 

 spores Bubelliptical, 7.5x5 micr Pk 



(dd) Pileua or lark brown, r brown 



brow n. 



(e) Pileua glabrous, hard and 

 broad ; BDOres 7 micr . ovol I 

 (ee) i'ileus with brown or reddish-brown 

 (f) odor Btrong, of Bpikenard or oil ol aln 



Ish, except the brown 



i m ia nil I See I 



I it i odor none, Bcalea reddish-brown I 



i . caliaata Ft. 



