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Breaking primary seed dormancy in Gibbens’ beardtongue (Penstemon gibbensii) and blowout penstemon (Penstemon haydenii)
Kassie L Tilini, Susan E Meyer and Phil S Allen

Native Plants Journal, September 2016, 17 (3) 256-266; DOI: https://doi.org/10.3368/npj.17.3.256
Kassie L Tilini
Department of Plant and Wildlife Sciences, Brigham Young University, Provo, UT 84602,
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- For correspondence: [email protected]
Susan E Meyer
Research Ecologist, USDA Forest Service, Rocky Mountain Research Station, 735 North 500 East, Provo, UT 84606,
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- For correspondence: [email protected]
Phil S Allen
Professor, Department of Plant and Wildlife Sciences, Brigham Young University, Provo, UT 84602,
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- For correspondence: [email protected]