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What is this plant? #312599

Asked April 11, 2016, 1:41 PM EDT

This was spotted on a hike in Forest Grove, Oregon. Any idea what it's called?

Washington County Oregon

Expert Response

This appears to be a blue-green alga called Nostoc.

An Ask Extension Expert Replied April 12, 2016, 11:00 AM EDT

This work is supported in part by New Technologies for Ag Extension grant no. 2020-41595-30123 from the USDA National Institute of Food and Agriculture. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the view of the U.S. Department of Agriculture.

What is this plant? #312599

Expert Response

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