nature & science Lichens Search Search this park Search nps.gov Home Accessibility Activities Education Programs For Kids History & Culture In Depth Management Docs Nature & Science News Plan Your Visit Bookstore » Employment » Volunteer » Contact Us »   Overview Animals Plants Cacti / Desert Succulents Ferns Freshwater Plants Grasses Lichens Mosses and Liverworts Mushrooms and Other Fungi Trees and Shrubs Wildflowers Environmental Factors Natural Features and Ecosystems Photo Gallery Natural Resource Management Documents Related Links   Highlights Biological Soil Crusts » For information on lichens in Grand Canyon National Park, please go to http://www.nps.gov/grca/resources/Notulae_Naturae.pdf. Related Information Grand Canyon Threatened & Endangered Species List

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