
NatureServe Explorer Species Reports — NatureServe Explorer is a source for authoritative conservation information on more than 50,000 plants, animals and ecological communtities of the U.S and Canada. NatureServe Explorer provides in-depth information on rare and endangered species, but includes common plants and animals too. NatureServe Explorer is a product of NatureServe in collaboration with the Natural Heritage Network.
ITIS Reports — ITIS (the Integrated Taxonomic Information System) is a source for authoritative taxonomic information on plants, animals, fungi, and microbes of North America and the world.
FWS Digital Media Library — The U.S. Fish and Wildlife Service’s National Digital Library is a searchable collection of selected images, historical artifacts, audio clips, publications, and video.
| Status | Date Listed | Lead Region | Where Listed |
|---|---|---|---|
| Endangered | 06/09/1993 | Southeast Region (Region 4) | Wherever found |
| 08/22/2016 | 81 FR 56692 56693 | 5-Year Status Reviews of 14 Caribbean Species; Notice of initiation of reviews; request for information. |
| 09/27/2006 | 71 FR 56545 56547 | Endangered and Threatened Wildlife and Plants; 5-Year Review of 37 Southeastern Species |
| 06/09/1993 | 58 FR 32308 32311 | ETWP; Determination of Endangered Status for Four Endemic Puerto Rican Ferns. |
| 07/14/1992 | 57 FR 31166 31169 | ETWP; Proposed Endangered Status for Four Endemic Puerto Rican Ferns. 57 FR 31166 31169 |
| 02/21/1990 | 55 FR 6184 6229 | ETWP; Review of Plant Taxa for Listing as Endangered or Threatened Species; Notice of Review; 55 FR 6184 6229 |
No critical habitat rules have been published for the .
| 01/17/1995 | Recovery Plan Puerto Rican Endangered Ferns (7spp) | View Implementation Progress | Final |
| 01/17/1995 | Recovery Plan Puerto Rican Endangered Ferns (7spp) | View Implementation Progress | Final |
| 08/22/2016 | 81 FR 56692 56693 | 5-Year Status Reviews of 14 Caribbean Species; Notice of initiation of reviews; request for information. |
|
| 09/27/2006 | 71 FR 56545 56547 | Endangered and Threatened Wildlife and Plants; 5-Year Review of 37 Southeastern Species |
|
| 01/15/2010 | 5-Year Review for 3 Puerto Rican Ferns |
