Mycena (Pers. Fr.) Roussel
Flore du Calvades et des terreins adjacens. 1806.

Principle characteristics of the genus Mycena:

• Spore deposit white
• Lamellae attached
• Pileus conical when young
• Veils absent

Keys and descriptions of the genus Mycena:

• Pacific Northwest Key Council: Trial Key to the MYCENOID SPECIES in the Pacific Northwest (unabridged version)
• Pacific Northwest Key Council: Trial Key to the MYCENOID SPECIES in the Pacific Northwest
• Mycena Page: A Key to the Mycenas of Europe
• MushroomExpert.com: The Genus Mycena
• Mass Geesteranus, R.A. (1992). Mycenas of the Northern Hemisphere. I. Studies in Mycenas and Other Papers. Amsterdam, Netherland: Koninklijke Nederlandse Akademie van Vetenschappen. 391 p.
• Mass Geesteranus, R.A. (1992). Mycenas of the Northern Hemisphere. II. Conspectus of the Mycenas of the Northern Hemisphere. Amsterdam, Netherland: Koninklijke Nederlandse Akademie van Vetenschappen. 493 p.
• Robich, G. (2003). Mycena D'Europa. Trento, Italy: Associazione Micologica Bresadola. 728 p.
• Smith, A.H. (1947). North American Species of Mycena. Ann Arbor, MI: University of Michigan Press. 521 p.
• Perry, B.A. (2002). A Taxonomic Investigation of Mycena in California. Unpublished Masters Thesis, San Francisco State University.

Mycena species known to occur in California:

1. Mycena abramsii (Murrill) Murrill
2. Mycena acicula (Schaeff.) P. Kumm.
3. Mycena adonis (Bull.) Gray
4. Mycena adscendens (Lasch) Maas Geest.
5. Mycena alcaliniformis Murrill
6. Mycena alnicola A.H. Sm.
7. Mycena alphitophora (Berk.) Sacc.
8. Mycena amicta (Fr.) Quél.
9. Mycena atroalboides (Peck) Sacc.
10. Mycena aurantiidisca Murrill
11. Mycena aurantiomarginata (Fr.) Quél.
12. Mycena bulliformis Perry and Desjardin nom. prov.
13. Mycena californiensis (Berk. & M.A. Curtis) Saccardo
14. Mycena capillaripes Peck
15. Mycena chloranthoides Maas Geest.
16. Mycena cinerella (P. Karst.) P. Karst.
17. Mycena citrinomarginata Gillet
18. Mycena clavata (Peck) Redhead
19. Mycena clavicularis (Fr.) Gillet
20. Mycena corticalis A.H. Sm.
21. Mycena culmigena Maas Geest.
22. Mycena deceptor Maas Geest.
23. Mycena epipterygia
    1. var. epipterygia (Scop.) Gray
    2. var. viscosa (Maire) Ricken
24. Mycena excisa (Lasch) Gillet (sensu A. H. Smith)
25. Mycena filopes (Bull.) P. Kumm.
26. Mycena fragillima A.H. Sm.
27. Mycena galericulata
    1. var. galericulata (Scop.) Gray
    2. var. albida (Pers.) Roussel
28. Mycena galopus (Pers.) P. Kumm.
29. Mycena gaultheri A.H. Sm.
30. Mycena griseoviridus A.H. Sm. (=Mycena nivicola Perry and Desjardin nom. prov.)
31. Mycena haematopus (Pers.) P. Kumm.
32. Mycena laevigata (Lasch) Gillet
33. Mycena latifolia (Peck) A.H. Sm.
34. Mycena leptocephala (Pers.) Gillet
35. Mycena longiseta Höhn.
36. Mycena maculata P. Karst.
37. Mycena madronicola A.H. Sm.
38. Mycena metata (Fr.) P. Kumm.
39. Mycena murina (Murrill) Murrill (aff.)
40. Mycena olivaceomarginata (Massee) Massee
41. Mycena oregonensis A.H. Sm.
42. Mycena overholtsii A.H. Sm. & Solheim
43. Mycena piceicola A.H. Sm.
44. Mycena pura (Pers.) P. Kumm.
45. Mycena purpureofusca (Peck) Sacc.
46. Mycena pusilla A.H. Sm.
47. Mycena quinaultensis Kauffman
48. Mycena rosella (Fr.) P. Kumm.
49. Mycena sanguinolenta (Alb. & Schwein.) P. Kumm.
50. Mycena speirea
    1. f. speirea (Fr.) Gillet
    2. f. camptophylla (Berk.) Kühner
51. Mycena strobilinoides Peck
52. Mycena stylobates (Pers.) P. Kumm.
53. Mycena subcana A.H. Sm.
54. Mycena subconcolor A.H. Sm.
55. Mycena tamalpaiensis Perry, Blair, & Desjardin nom. prov.
56. Mycena tenax A.H. Sm.
57. Mycena vitilis (Fr.) Quél.
58. Mycena vulagaris (Pers.) P. Kumm.

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