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U.S. Endangered Species List: Flora—plants Species Search at U.S. Fish & Wildlife Service Electronic Code of Federal Regulations: "List of endangered species"
This page alphabetically lists some known plant species occurring in the US state of Pennsylvania. Currently about 2,100 native and 1,300 non-native plant species are known in Pennsylvania. [1] According Pennsylvania Department of Conservation and Natural Resources, the known species make up 37% of Pennsylvania's total wild plant flora.
Endangered (EN) species are considered to be facing a very high risk of extinction in the wild. In September 2016, the International Union for Conservation of Nature (IUCN) listed 3654 endangered plant species. [1] Of all evaluated plant species, 17% are listed as endangered. The IUCN also lists 99 subspecies and 101 varieties as endangered.
The Endangered Species Act was enacted on Dec. 28, 1973, to establish protections for fish, wildlife and plants that are considered to be threatened or endangered.
Policy. The Endangered Species Act of 1973 has provided some protections and recovery for imperiled species of plants, but the plants are only protected on federal lands.. Since then, the USDA’s ...
The species below are by no means comprehensive and are listed in type order rather than level of threat [1] [2] [3] The Pennsylvania Department of Conservation and Natural Resources ranks invasive species into 3 categories based on urgency of threat. [4]
The Western Allegheny Plateau ecoregion is located on the western Allegheny Plateau, which is within the central region of the Appalachian Plateau. [3] [4]The World Wildlife Fund defines the ecoregion as being the northern part of the Appalachian mixed mesophytic forests.
As of December 2023, the International Union for Conservation of Nature (IUCN) lists 5702 plant species categorized as Critically Endangered, including 569 which are tagged as possibly extinct and 48 possibly extinct in the wild. [1] [2] 8.6% of all evaluated plant species are listed as critically endangered. The IUCN also lists 284 subspecies ...