Scientific Name: Quercus macrocarpa Michx.
Caption: Quercus macrocarpa
Photographer: Matt Lavin
Image Source: http://www.flickr.com/photos/plant_diversity/5108085382/
Locality: Alzada, Montana, United States (44.980372, -104.423203)
Notes: The acorn sits in a cup where the bracts are often long-tipped, which renders the name bur oak (or mossy-cup oak).
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