- New England's Rare, Threatened, and Endangered Plants by Garrett E. CROW, 1982
- New England's rare, threatened, and endangered plants by Garrett E Crow, 1982
- Notes on Florida's endangered and threatened plants by Nancy C Coile, 2000
- Endangered and Threatened Plants of Ohio (Ohio Biological Survey Biological Notes)
- Endangered and threatened plants and animals of North Carolina: Proceedings of the Symposium on Endangered and Threatened Biota of North Carolina, 1, Biological ... College, Raleigh, November 7-8, 1975
- Effects of Fire on Threatened and Endangered Plants: An Annotated Bibliography by Amy Hessl, Susan Spackman, 1995-06
- THREATENED AND ENDANGERED PLANTS OF ALASKA
- Threatened and endangered plants and animals of Maryland: Proceedings of a symposium held September 3-4, 1981, at Towson State University, Towson, Maryland ... / Maryland Natural Heritage Program)
- Endangered and Threatened Plants of the United States by Edward S. Ayensu, Robert DeFilipps, 1978-04-17
- Extinction Is Forever: Threatened and Endangered Species of Plants in the Americas and Their Significance in Ecosystems Today and in the Future : Pro by Drance, 1977-06
- Ohio Endangered and Threatened Vascular Plants: Abstracts of State-Listed Taxa
- Threatened and Endangered Vascular Plants of Oregon: An Illustrated Guide by Robert J. Meinke, 1982
- Sensitive, Threatened, and Endangered Vascular Plants of Montana (1991) by Peter Lesica, 2010-01-18
- Rare, Threatened and Endangered Vascular Plants in Oregon, An Interim Report by Jean L and Kenton L Chambers and David H Wagner Siddall, 1979-01-01
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