Image courtesy of the slide collection of Jack Harper.
Image courtesy of Larry Kuhns.
Seedhead. Image courtesy of Larry Kuhns.
Image courtesy of Matthew Naedel.
Triangular cross-section of leaf. Image courtesy of Matthew Naedel.
Rhizomes and nutlets. Image courtesy of Matthew Naedel.
Nutlet. Image courtesy of Matthew Naedel.
Plant Identification
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