SYSTEMATIC INDEX. 



* Stem becoming dusky, veil dusky or dingy, gills 



dark. 



807. bovinus, Fr. 



822 



808. nitrosus, Cooke . . . 837 



809. injucundus, Weinm. . .823 

 810,811. brunneus, Pers. . . 854,868 



812. glandicolor, Fr. . . . 789 



813. punctatus, Pers. . . . 855 



II. Leptophylli. Gills narrow, thin, more or less 

 crowded. Pileus thin. Stem more rigid ex- 

 ternally, somewhat cartilaginous, stuffed or 

 hollow, often attenuated downwards. 



* Stem ivhitish, pallid, not Jloccosely scaly. 



814. triformis, Schceff. . . 790 



815. biformis, Fr. . . .869 

 ** Stem becoming violet. 



816. perisceles, Fr. . . . 838 

 ftl7 j flexipes, Pers. . . . 824a 

 ei '"jflabellns,*V. . . . 8246 



* # * Stem and pileus tawny, ferruginous. 



£..£ j psammocephalus, Bull. . . 839a 



61i5# liliopodius, Bull. . . .8396 



819. incisus, Fr. . . .807 

 JJ Stem Jloccosely scaly, and as well as the pileus be- 

 coming dusky. 



820. hemitrichus, Fr. . . .825 

 821cf. stemmatus, Fr. . . . 840a 



822. rigidus, Fr. . . .791 



823. paleaceus, Fr. . . .826 

 8216. Cookei, Quelet . . .8406 



Tribe vi. Hydrocybe. Pileus smooth, or covered with super- 

 ficial white fibrils, not viscid, but moist when growing, 

 becoming discoloured when dry ; flesh very thin or scissile, 

 rarely with a compacter disc. Stem rather rigid, not 

 peronate ; cortina thin, fibrillose, rarely collapsed in an 

 irregular ring. 



I. Firmiores. Pileus rather fleshy, convex or 

 campanulate convex, then expanded, obtuse, 

 or at length gibbous, margin at first incurved. 

 Stem (in most) attenuated upwards. 



* Stem white, cortina of the same colour. 



824. firmus, Fr. . . .792 



825. subferrugineus, Batsch. . . 808 



826. armeniacus, Schaff. . .793 



827. damascenus, Fr. . . .856 



