135 



3. Pileus somewhat fleshy, conic-campanulate, atomaceous when dry, even or striatu- 



late ; stipe strict ; on dung, rotten wood, etc. Conocephalae. 



Pileus membranaceous, campanulate, glabrous or subsericeous when dry ; stipe 



thin, lax, flexile ; among mosses. Eryogenae. 



Key to the Species 

 Section Conocephalae 



Pileus white. 



Pileus sordid flesh-color. 



Pileus pallid. 



Pileus brownish or ochraceous. 



Stipe glabrous. 

 Stipe pruinose. 



Stipe white or whitish. 



Stipe concolorous or subconcolorous. 



Pileus glabrous, striate. 



Pileus viscid, even ; stipe glabrous. 



Pileus yellowish to ochraceous ; stipe pruinose. 

 PUeus chestnut ; stipe striate-sulcate, silky. 



Lamellae not crowded, much crisped and interveined. 

 Lamellae crowded, not crisped or interveined. 



Color of pileus variable ; lamellae red-ferruginous. 

 Color of pileus constant ; lamellae fulvo-ferruginous. 



Lamellae linear. 



Lamellae broad, often ventricose. 



Stipe 15 cm., twisted. 

 Stipe 2-4 cm., not twisted. 



Pileus 4-8 mm. ; stipe filiform, I mm. thick or less. 

 Pileus 1-3 cm. ; stipe more than I mm. thick. 



Lamellae free (possibly a Phiteolus) G. 



Lamellae adnate. 



14- 



15- 

 16. 



G. fragilis Pk 



G. macromastes (Fr. ) Sacc 



3 



G. alba Pk 



G. laterilia albicolor Pk 



5 

 G. angusticeps Pk 



6 

 G. sulcatipcs Pk 



G. crispa Longyear 

 7 

 G. versicolor Pk 

 G. lateritia (Fr. ) Gille 



9 

 10 



G. torlipes (Mont.) Sacc 

 G. teneroides Pk 



II 



13 

 Martiana ( B. & C. ) Sacc 



12 



G. capillaripes Pk 



Lamellae distant; pileus ferruginous. 



Lamellae somewhat crowded ; pileus dark cinereous to ochraceous. 



G. spa rtea (Fr.) Gillet (?) 



Lamellae crowded ; pileus ochraceous. 



Pileus ferruginous. 

 Pileus ochraceous. 



Pileus corrugated ; lamellae subdistant. 

 Pileus smooth ; lamellae crowded. 



Spores 10-12 fi X ° H- > pileus oval-campanulate. 



Spores 12-15 <" X 6-IO fi ; pileus conic-campanulate 



Pileus and stipe erect-pubescent when moist. G. tenera pilosella (Pers. ) Pk. 



Pileus and stipe glabrous. 17- 



G. tenera minor Pk. 



14- 

 16. 



G. inculla Pk. 



15. 



G. oralis (Fr.) Gillet 



G. tenera obsatrior Pk. 



