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Vascular Plant Rare, Threatened and Endangered Species List
The list below contains vascular plants that the Oregon Natural Heritage Information Center considers rare, threatened or endangered within Oregon.
For information on Global and State Ranks, please see the heritage ranking protocol of NatureServe:
http://www.natureserve.org/explorer/ranking.htm.
The last time this list was published was in 2001. The list below contains species that were dropped or had name changes in the 2004 edition:
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