American Lepiota Leucoagaricus americanus (Peck) Vellinga  


Found in Groups/clusters on stumps, wood chips, mulch piles, and mown grass.


Cap: White (reddish in age) with brown center; red-brown small, pointed scales which wash off easily; dry; convex to nearly flat, often with an umbo; margin may be striate; flesh white, stains yellow then grayish-red. Gills: White, stain yellow, then reddish-brown in age; close. Stalk: White, stains yellow-orange (red in age; usually enlarged in middle and swollen at base; white membranous ring may disappear early (J. Solem, pers. comm.).

There are 31 records in the project database.

Search Google Images

Leucoagaricus americanus in Montgomery Co., Maryland (7/17/2013). Photo by Max Wilson. (MBP list)

American Lepiota growing in Prince George's Co., Maryland (9/16/2018). Determined by Jo Solem. Photo by Anne Looker. (MBP list)

American Lepiota in Frederick Co., Maryland (9/16/2018). Photo by Bob Cammarata. (MBP list)

Leucoagaricus americanus in Montgomery co., Maryland (7/18/2013). Photo by Max Wilson. (MBP list)

American Lepiota (young fruiting body) in mown grass in Howard Co., Maryland (9/12/2009). Photo by Joanne Solem. (MBP list)

American Lepiota (fruiting bodies) on a stump in Howard Co., Maryland (8/13/2011). Photo by Richard Orr. (MBP list)

American Lepiota in Howard Co., Maryland (8/21/2009). This image shows fruiting bodies on mulch, showing gills, ring, and enlarged base. Photo by Robert Solem. (MBP list)

Spores collected from an American Lepiota specimen in Howard Co., Maryland (9/12/2009). Broadly ellipsoid, smooth; measured 8.8-10.3 X 6.5-7.7 microns. Photo by Robert Solem. (MBP list)

View All Images

Use of images featured on Maryland Biodiversity Project is only permitted with express permission of the photographer.

View Bibliography

Eating mushrooms can be dangerous. One should do so only with expert advice and great care. MBP accepts no liability for injury sustained in consuming fungi or other biodiversity.