ON THE CLASSIFICATION OF FUNGI. 35 



Stem cartilaginous, confluent with Pileus, but heterogeneous from 

 it. Ringless. Gills adnexed. 



(h.) Leptonia (Pink). Terrestrial. Small. Stem hollow, 

 cartilaginous, confluent with Pileus but heterogeneous in struc- 

 ture. Disc umbilicate. Gills denticulate. 



(h.) Naucoria (Brown). Terrestrial or parasitic. Small. Stem 

 cartilaginous, confluent but heterogeneous from Pileus. Veil 

 marginal. Ringless. Margin incurved. Gills adnate. 



(h.) Psilocyhe (Purple). Terrestrial. Gregarious. Stem car- 

 tilaginous, confluent but heterogeneous from Pileus. Ringless. 

 Margin incurved. Gills adnate, emarginate or ventricose. 



(k.) Mycena (White). Mostly parasitic. Small. Stem hollow, 

 cartilaginous, confluent but heterogeneous from Pileus. Pileus 

 umbonate. Margin straight. Gills sinuate. 



(k.) Nolanea (Pink), Terrestrial. Small. Stem more or less 

 hollow, cartilaginous, confluent but heterogeneous from Pileus. 

 Pileus papillose, straight. Gills adnexed. 



(k.) Galera (Brown). Terrestrial. Small. Stem hollow, car- 

 tilaginous, confluent but heterogeneous from Pileus. Margin 

 straight. Gills adnate, or denticulate. 



(k.) Psathyra (Purple). Terrestrial and parasitic. Small. 

 Stem cartilaginous, confluent but heterogeneous from Pileus, naked 

 and hollow. Margin straight. Gills adnate. 



(k.) Psathyrella (Black). Terrestrial. Small. Stem cartila- 

 ginous, confluent but heterogeneous from Pileus. Pileus striate. 

 Margin straight, not projected. Gills adnexed, or free. 



(Z.) Omphalia (White). Parasitic. Small. Stem cartilaginous, 

 confluent but heterogeneous from Pileus, and fistulose. Gills 

 decurrent. 



(I.) Eccilia (Pink). Terrestrial. Small. Stem hollow and 

 cartilaginous, confluent but heterogeneous from Pileus. Margin 

 incurved. Gills decurrent. 



(Z.) Tubaria (Brown). Parasitic. Small. Stem hollow and 

 cartilaginous, confluent but heterogeneous from Pileus. Margin 

 incurved. Gills decurrent. 



(Z.) Deconica (Purple). Parasitic on dung. Small. Stem 

 hollow, naked, cartilaginous, confluent but heterogeneous from 

 Pileus. Veil marginal. Margin straight. Gills decurrent. 



II. COPEINUS (Black). On dung and rank soil. Large. 

 Fleshy but fragile. Rapid in growth. Gills deliquescing. Pileus 

 mostly conical. (PI. I. fig. 5, 6.) 



