Published in Fieldiana: Botany, New Series, in 1991, in volume 27, pages 42-46

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Published in Fieldiana: Botany, New Series, in 1991, in volume 27, pages 55-57

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Published in Novon, in 1992, in volume 2, pages 426-432

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Published in Novon, in 1992, in volume 2, pages 132-138

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Published in American Fern Journal, in 1987, in volume 77, pages 124-130

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Published in Annals of the Missouri Botanical Garden, in 1990, in volume 77, pages 591-593

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Published in American Fern Journal, in 1991, in volume 81, pages 76-88

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Published in American Fern Journal, in 1997, in volume 87, pages 30-31

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Published in American Fern Journal, in 1999, in volume 89, pages 268-269

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Published in American Fern Journal, in 1982, in volume 72, pages 93-95

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Published in Novon, in 1991, in volume 1, pages 88-104

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Published in Rhodora, in 2001, in volume 103, issue 915, pages 340

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Published in Rhodora, in 1997, in volume 99, issue 900, pages 382-384

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Published in Phytologia, in 1976, in volume 34, pages 371-374

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Published in Phytologia, in 1977, in volume 35, pages 205-215

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Published in Rhodora, in 1984, in volume 86, issue 846, pages 237-238

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Published in American Fern Journal, in 1982, in volume 72, pages 41-44

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Published in American Fern Journal, in 2012, in volume 102, pages 252-255

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Published in American Fern Journal, in 1989, in volume 79, pages 36-45

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Published in American Fern Journal, in 1991, in volume 81, pages 108

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Published in American Fern Journal, in 1995, in volume 85, pages 66-67

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Published in Phytologia, in 1980, in volume 47, issue 2, pages 85-87

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Published in Phytologia, in 1982, in volume 52, pages 221-226

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Published in American Fern Journal, in 1980, in volume 70, pages 136-137

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Published in Madroño, in 1950, in volume 10, issue 6, pages 161-163

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Published in Madroño, in 1957, in volume 14, issue 3, pages 106-108

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Published in Madroño, in 1986, in volume 33, issue 4, pages 316-317

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Published in Annals of the Missouri Botanical Garden, in 1991, in volume 78, pages 857-914

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Published in Novon: A Journal For Botanical Nomenclature, in 2010, in volume 20, pages 311-313

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Published in American Fern Journal, in 1982, in volume 72, pages 5-11

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Published in American Fern Journal, in 1993, in volume 83, pages 40

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Published in American Fern Journal, in 2003, in volume 93, pages 90-92

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Published in Annals of the Missouri Botanical Garden, in 2011, in volume 98, issue 1, pages 90-100

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Published in Madroño, in 1973, in volume 22, issue 4, pages 214

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Published in American Fern Journal, in 2005, in volume 95, pages 126-127

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Published in American Fern Journal, in 2000, in volume 90, pages 145-146

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Published in Madroño, in 1962, in volume 16, issue 7, pages 224-228

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Published in American Fern Journal, in 2014, in volume 104, pages 109-178

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Published in Journal of Raptor Research, in 2004, in volume 38, issue 4, pages 361-366

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Published in American Fern Journal, in 1999, in volume 89, pages 178

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Published in Fieldiana Botany, in 1991, in volume 27, pages 1-176

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Published in Madroño, in 1977, in volume 24, issue 3, pages 140-141

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Published in Sida, Contributions To Botany, in 2005, in volume 21, issue 4, pages 2321-2342

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Published in Annals of the Missouri Botanical Garden, in 1993, in volume 80, pages 1-38

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Published in American Fern Journal, in 1987, in volume 77, pages 107-108

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Published in American Fern Journal, in 1989, in volume 79, pages 119-121

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