Laccaria Berk. & Broome
Ann. Mag. Nat. Hist., Ser. 5 12: 370. 1883.

Principle characteristics of the genus Laccaria:

• Pileus hygrophanous
• Lamellae adnate to decurrent, thick, waxy, brownish pink, lilac, or purplish
• Spore print white to pale violaceous
• Spores globose to sub-ellipsoid, echinate to echinulate

Keys and descriptions of the genus Laccaria:

• Mueller, G.M. (1992). Systematics of Laccaria (Agaricales) in the Continental United States and Canada, with Discussions on Extralimital Taxa and Descriptions of Extant Taxa. Field Museum of Natural History: Chicago, IL.
• Gregory M. Mueller: The Mushroom Genus Laccaria in North America
• MushroomExpert.com: The Genus Laccaria

Laccaria species known to occur in California:

1. Laccaria amethysteo-occidentalis G.M. Muell.
2. Laccaria bicolor (Maire) P.D. Orton
3. Laccaria fraterna (Cooke & Massee) Pegler
4. Laccaria laccata var. pallidifolia (Peck) Peck
5. Laccaria nobilis A.H. Sm.
6. Laccaria proxima (Boud.) Pat.

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