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Muir Woods National Monument
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By Mail
Muir Woods National Monument
Mill Valley, CA 94941-2696

By Phone
Visitor Information Recorded Message: (415) 388-2595
Headquarters: (415) 388-2596
Information For Hearing Impaired (TTY): (415) 556-2766
By Fax: (415) 389-6957
A burl can grow high up on the side of a Redwood tree.  

Did You Know?
A burl is a mass of dormant buds grown on the redwood’s trunk. In the event of a fire or flood disturbance a burl will vigorously sprout shoots each with the potential to become a mature tree.

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Last Updated: July 25, 2006 at 00:22 EST