URI(s)
- http://id.loc.gov/authorities/subjects/sh2007005102
- http://id.loc.gov/authorities/sh2007005102#concept
Variants
- Endangered ferns
- Threatened ferns
Broader Terms
Closely Matching Concepts from Other Schemes
Sources
- found: Work cat.: Williston, P. The Botrychiaceae of Alberta, 2002:PDF p. 2 (rare ferns)
- found: OCLC, July 9, 2007(in titles: rare ferns; rare or endangered non-vascular plants and ferns; rare or threatened Tasmanian forest ferns; endangered ferns; endangered species of ferns and flowers; endangered ferns and flowering plants; threatened tree ferns)
Instance Of
Scheme Membership(s)
Collection Membership(s)
Change Notes
- 2007-10-18: new
- 2007-10-19: revised
Alternate Formats
