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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.
An even higher risk is faced by critically endangered species, which meet the quantitative criteria for endangered species. Critically endangered plants are listed separately. There are 6147 plant species which are endangered or critically endangered. Additionally 1674 plant species (7.6% of those evaluated) are listed as data deficient ...
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 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.
The Plants of Pennsylvania: An Illustrated Manual. Illustrations by Anna Anisko (1st ed.). University of Pennsylvania Press. ISBN 0812235355. This book is a field guide to 134 native plants in Pennsylvania and 62 other species that can be found in the state. The second edition was published in 2007 and has been updated to include over 34,000 ...
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 ...
Save for a few pockets of old growth forest, the current forests, which contain most of the presettlement species in different relative abundances and distribution, originated at that time. The heavy cutting favored hardwoods and created massive amounts of coniferous slash, providing ideal conditions for widespread and intense fires.