Resources    

 

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Dichotomous Keys
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Asters Cross-name Reference
Aster Involucre and Phyllary Comparisons
Aster Phenology - 2008
Aster Capitula Size Data
The Symphyotrichum Clade
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Aster and Goldenrod Hybrids
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Goldenrod Cross-name Reference
Goldenrod Phenology - 2008
Solidago Divisions
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Notes from the Field
Along the way . . .  (Documentary)
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Bibliography and External References
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01/06/2009