This -illustrated field guide presents ... information and [an] ... examination of the lichens that occur at the ecologically important and lichenologically rich urban outcropping of sandstone known as White Rocks Nature Preserve in Boulder County, Colorado. Includes both macroscopic and microscopic features needed to identify species---Provided by
Read More
This -illustrated field guide presents ... information and [an] ... examination of the lichens that occur at the ecologically important and lichenologically rich urban outcropping of sandstone known as White Rocks Nature Preserve in Boulder County, Colorado. Includes both macroscopic and microscopic features needed to identify species---Provided by
Read Less