Mary Ann Showers books & textbook
A Flora of Lassen Volcanic National Park, California
Gillett, George Howell, John Leschke, Hans Oswald, Vernon Showers, David Showers, Mary Ann
California Native Plant Society / Ring-bound / 216 Pages
isbn-10: 0943460247 / isbn-13: 9780943460246
Nursery Sources for California Native Plants 1995 (DMG Open File Report 90-04)
California Department of Conservation /1995T Spiral-bound
Field Guide To the Flowers of Lassen Volcanic National Park
Mary Ann; Showers; David W. Showers
LASSEN LOOMIS /1996-01-01 Paperback
