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Isle Royale began to form when a rift opened up in the earth's crust 1.2 billion years ago.
Shrubs at Isle Royale range from delicious to dangerous!
Isle Royale is home to over 600 flowering plants, several of which are rare or found only in small populations.
There are nearly 30 different fern species on Isle Royale and each lives in a certain type of habitat.
Mosses form lush carpets just about everywhere in the island's boreal forests.
The forests and trees of Isle Royale are ever-changing.
Over 600 different species of lichen live on Isle Royale and were probably some of the first organisms to colonize the bare rock.
Discover which vascular plant species can be found on Isle Royale.
Last updated: December 28, 2020
800 East Lakeshore Drive Houghton, MI 49931
906 482-0984
