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Evaluating seed viability in prairie forbs: a test of three methods
Jessica L Riebkes, Rebecca S Barak and Andrea T Kramer

Native Plants Journal, June 2015, 16 (2) 96-106; DOI: https://doi.org/10.3368/npj.16.2.96
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Comparing Perceptions of Native Status
Steven E Smith and Susan R Winslow

Native Plants Journal, March 2001, 2 (1) 5-11; DOI: https://doi.org/10.3368/npj.2.1.5