118 PKOCEEDINGS OF THE AMERICAN ACADEMY 



54. A. (Psalliota) porphyrophyllus, Berk. & Curt. : pilep 

 albo centre umbouato luteo viscoso nitido ; stipite deorsum incrassato 

 albo ; laraellis ventricosis adnexis purpureis. 



On the ground, Japan. — Closely allied to A. semiglobatus. 



55. A. (Psathyra) fusco-niveus, Berk. & Curt. : pileo campan- 

 ulato tenui pallide fusco areolis minutis veil reliquiis distincto ; stipite 

 niveo glabro ; lamellis adnexis phfeotis. 



On hill-sides, Bonin Islands. — Resembles A. spadiceo-griseus. 



56. HiATULA LUTEOLA, Berk. & Curt. : pallide flava ; pileo hemi- 

 sphiErico striate hyalino ; stipite glabro sursum incrassato ; lamellis liberis 

 anirustis subdistantibus remotis. 



On dead wood, Loo Choo Islands. 



57. H. NivosA, Berk. & Curt. : nivea ; pileo breviter campanulato 

 demum expanso tenerrimo ; stipite glabro ; lamellis postice attenuatis 

 approximatis subdistantibus. 



Side of mountains, Bonin Islands. — Approaches Mycena. 



58. H. BoNiNENSis, Berk. & Curt. : pileo tenerrimo brunneolo 

 striato ; stipite delicato hyalino ; lamellis remotis distantibus ventri- 

 cosis albis. 



Side of logs, Bonin Islands. — Also has the habit of Mycena. 



59. H. GRACILIS, Berk. & Curt. : albus ; pileo hemisphterico striato 

 glabro ; stipite gracili hyalino pulverulento-tomentoso ; lamellis ventri- 

 cosis remotis. 



Decayed wood, Bonin Islands. — Closely allied to the last. 



60. CopRiNUS suBGLOBATUs, Berk. & Curt. : pileo subgloboso pal- 

 lide fusco indumento crasso subglauco vestito ; stipite albo ; lamellis 

 latis liberis ex albo obscure purpurascentibus. 



On banks, California. — Allied to C. atramentarius. 



61. C. MODESTUS, Berk. & Curt. : pileo tenerrimo glabro sulcato- 

 fisso pallide purpureo ; stipite gracili ; lamellis linearibus liberis phse- 

 otis. 



On decayed wood, Bonin Islands. — Resembles G. hemerobius. 



62. BoLBiTius Oryz^, Berk. & Curt. : pileo campanulato obtuso 

 viscido stipiteque valido albis ; lamellis adnexis ex albo gilvo-purpuras- 

 centibus. 



On decaying Rice chaff, Japan. 



63. CoRTiNARius (Inoloma) Wrightit, Berk. & Curt.: pileo 

 convexo umbonato innato tomentoso fusco ; stipite subaequali fibrilloso 



