Pycnanthemum tenuifolium Schrad.

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v E. Grant, Rev/Pycnanthemum, 1939.
NEW YORK BOTANICAL GARDEN
Herbarium of Or. e. c. Howe
PRESENTED 1902
FLORA WEST VIRGINIA.
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NEW YORK BOTANICAL GARDEN
Pycnanthemum tenuifolium Schrader
Robert F. C. Naczi	2011
The New York Botanical Garden (NY)
03147917
03147917