Bibliography and Citations
Found 11964 results
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Systematics of Polystichum in western North America north of Mexico. Pteridologia. 1:1-64.
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1979. Noteworthy collections - Oregon. Madrono. 38:145-146.
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1991. Moonworts (Botrychium subg. Botrychium) of the upper Great Lakes Region, U.S.A. and Canada, with descriptions of two new species. Contributions of the University of Michigan Herbarium. 17:313-325.
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1990. Another widely disjunct, rare and local North American Moonwort (Ophioglossaceae: Botrychium subg. Botrychium). American Fern Journal. 84(1):5-10.
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1994. The morphological and cytological distinctness of Botrychium minganense and B. lunaria in Michigan. Bulletin of the Torrey Botanical Club. 83(4):261-280.
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2019. The Botrychium lanceolatum group in western North America. American Journal of Botany. 70 (5 Part 2):95.
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2021. Two moonworts of the Rocky Mountains: Botrychium hesperium and a new species formerly confused with it. American Fern Journal. 73(2):53-62.
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1983. New species of moonworts, Botrychium (Ophioglossaceae), from North America. American Fern Journal. 71(1):20-30.
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1981. Moonworts (Botrychium: Ophioglossaceae) in the Jonesville area, Butte and Tehama Counties, California. Madrono. 36(2):131-135.
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1989. Three new species of moonworts (Botrychium subg. Botrychium) endemic in western North America. American Fern Journal. 76(2):33-47.
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1986. .
2017. New records to the Animas Mountain flora, New Mexico. Southwestern Naturalist. 24(2):291-296.
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1979. Notes on the fan-leaflet group of moonworts in North America with descriptions of two new members. American Fern Journal. 80(3):73-81.
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1990. Threatened and endangered (ferns and fern allies of North America). Bulletin of the American Fern Society. 15(4-5):32-34.
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1988. Northern Idaho ground squirrel population monitoring progress report for the 2012 field season. Threatened and Endangered Species Projects E-28-10 & E-28-11.
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1992. A new nothospecies of moonwort (Ophioglossaceae, Botrychium). Canadian Journal of Botany. 62(4):629-634.
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