Global ETD Search
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Showing 1 to 1 of 1 for “"Quillwort"”.
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Molecular Systematics of <i>Isoëtes</i> (Isoëtaceae) in Eastern North America
<p><em>Isoëtes</em> (Isoëtaceae, Isoetales, Lycopodiophyta) is a cosmopolitan genus of aquatic lycophytes, occurring on every continent except Antarctica. Of approximately 200 total taxa, about half are in a clade of species mostly occurring in North and South America. Eastern North America …