Goniopteris yaucoensis

Goniopteris yaucoensis, synonym Thelypteris yaucoensis, [1] is a rare species of fern known by the common name Puerto Rico maiden fern.[2] It is endemic to Puerto Rico, where it is known from only three localities. It is a federally listed endangered species of the United States.

Goniopteris yaucoensis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Division: Polypodiophyta
Class: Polypodiopsida
Order: Polypodiales
Suborder: Aspleniineae
Family: Thelypteridaceae
Genus: Goniopteris
Species:
G. yaucoensis
Binomial name
Goniopteris yaucoensis
(Proctor) Salino & T.E.Almeida[1]
Synonyms[1]
  • Thelypteris yaucoensis Proctor

This fern was placed on the endangered species list in 1993. At that time it was known to exist at three locations: two in Yauco and one in Ciales in Puerto Rico. There were a total of about 65 plants known at all three combined.[3]

This terrestrial fern has fronds up to 52 centimeters long with the blades divided into 13 to 15 pairs of segments.[3]

References

edit
  1. ^ a b c Hassler, Michael & Schmitt, Bernd (January 2020). "Goniopteris yaucoensis". Checklist of Ferns and Lycophytes of the World. 8.20. Archived from the original on 2017-09-02. Retrieved 2020-01-13.
  2. ^ Thelypteris yaucoensis. USDA Plants Profile.
  3. ^ a b USFWS. Determination of endangered status for three endemic Puerto Rican ferns. Federal Register July 2, 1993.