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Picea pungens - http://www.fs.fed.us/database/feis/plants/tree/picpun/all.html
Information on distribution and occurrence, value and use, characteristics, and fire ecology. |
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Picea rubens - http://www.fs.fed.us/database/feis/plants/tree/picrub/all.html
Distribution and Occurrence; Value and Use; Characteristics; Fire Ecology |
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Picea engelmannii - http://www.fs.fed.us/database/feis/plants/tree/piceng/all.html
Distribution and Occurrence; Value and Use; Characteristics; Fire Ecology |
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Picea pungens: Blue Spruce - http://bioweb.uwlax.edu/bio203/s2009/hanford_kyle
Research project by Kyle Hanford at the University of Wisconsin-LaCrosse. |
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Picea pungens: Colorado Blue Spruce - http://bioweb.uwlax.edu/bio203/s2009/loch_spen
Research project by Spencer Loch at the University of Wisconsin-LaCrosse. |