HYMENOM\CKT153. 



Synopsis of STEEEUM. 



I. MESOPUS. 



Stem central, distinct, simple. 



II. FLEUBOFUS. 



Pileus distinct ; stem lateral. 



III. MERISMA. 



Pilei CKspitose ; substipitate. 



IV. AFUS. 



Hymeuopliore sessile, at first wholly resupinatc, at length with 

 a reflcxed disc, never adhering closely to the matrix ; margin 

 defined. 



V. RESUFINATUS. 



I. AFUS. 



Hymenophore, resupinate, crustaceo-adnate, but capable of 

 being separated from the matrix enth-e ; margin never byssoid. 



Synopsis of CORTICIUM: 



Hymenophore not adhering closely to the matrix ; margin 

 defined, somewhat loose or reflcxed. 



II. HIMANTIA. 



Effused, indeterminate ; margin byssoid, or .strigosc and free. 

 The hymenium, when in right order, has a beautiful appearance, 

 and is of a soft wax}' consistence. 



III. LEI0STF03IA. 



Hymenium adhering closely to the matrix, for the most part 

 without any intervening hymenophore, the mycelium rapidly 

 changing into hymenium, and appearing, if at all, only at the 

 margin, where it somewhat abruptly thins out. 



Synopsis of CLAVAREI. Fries Ep. 



Genus 39. CLAYARL\. Vaill. 04 Species. Flies Ep. 



Fleshy, branched or simple, terete, hymenium superficial, 

 wax-like ; dry, persistent. Basidia tetrasporous. Mostly 

 terrestrial. 



Gemis 40. C.\LOCERA. Fries. 12 Species. Fries Ep. 



Gelatinoso-cartilaginous, horny when dry, branched or simple. 

 Hymenium viscid. Basidia filiform, branched, bearing spores 

 at the tips. Epixylous. 



IS 



