Tectaria × amesiana A.A.Eaton (1906:479)

Ames' halberd fern

Taxonomy & Nomenclature

Synonyms: Aspidium trifoliatum var. amesianum Clute in Fern Bull. 16: 82 (1908); Aspidium amesianum Christ in Geogr. Farne: 301 (1910)

Conservation Status

Extinct (Gann et al., 2001-2024; Gann et al., 2002:106)

Last record: 1940 (Gann et al., 2001-2024; Gann et al., 2002:107)

Distribution & Habitat

Florida, USA

Anatomy & Morphology

Biology & Ecology

Hypodigm

Media

References

Avery, G. N. and Loope, L. L. (1980). Endemic taxa in the flora of South Florida. South Florida Research Center Report T-558. Homestead: Everglades National Park.

Flora of North America Editorial Committee. (1993). Flora of North America, Volume 2, Pteridophytes and Gymnosperms. New York/Oxford: Oxford University Press.

Gann, George D., Bradley, Keith A. and Woodmansee, Steven W. (2002). Rare Plants of South Florida: Their History, Conservation, and Restoration. Miami, Florida: The Institute for Regional Conservation. xiv + 1056 pp.

Gann, George D., Trotta, L. B. and Collaborators. (2001-2024). Floristic Inventory of South Florida Database Online. The Institute for Regional Conservation. Delray Beach, Florida.

Lakela, O. and Long, R. W. (1976). Ferns of Florida. Miami: Banyan Books.

Long, R. W. and Lakela, O. (1976). A Flora of Tropical Florida. Coral Gables: University of Miami Press.

Nelson, G. (2000). The Ferns of Florida. Sarasota: Pineapple Press.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 10 July 2024]

Small, J. K. (1931). Ferns of Florida. New York: The Science Press.

Small, J. K. (1938). Ferns of the Southeastern States. Lancaster: The Science Press.

Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.

Wunderlin, R. P. (1998). Guide to the Vascular Plants of Florida. Gainesville: University Presses of Florida.

Wunderlin, R. P. and Hansen, B. F. (2000). Flora of Florida, Volume 1. Gainesville: The University Presses of Florida.

<< Back to the Polypodiidae (Leptosporangiate Ferns) database