Title: Wild orchids of the east-central United States : a field and study guide.
Authors: Brown, Paul Martin,; Folsom, Stan,
Year: 2021
Subjects: Orchids East (U.S.); Orchids East (U.S.) Identification.; Orchids; East United States
Contents: Part 1. Orchids and the east-central United States -- Part 2. Wild orchids of the east-central United States -- Part 3. References and resources -- Part 4. Orchid hunting -- Part 5. Appendices: Appendix 1. Distribution chart -- Appendix 2. Flowering time chart -- Appendix 3. Glossary -- Appendix 4. Bibliography -- Appendix 5. New taxa and combinations.