Through the support of many individuals, NPSO, and OSU Extension, we now have funding to operate at half-capacity through June 2024.
We'll continue to seek support to fully fund our program, so we can keep providing our resources.
Thank you — your donations are greatly appreciated!
An easy-to-use plant identification tool based on the plant features you recognize.
You can filter results to a single plant family using the dropdown below.
Entering a radius is optional. If a radius is not supplied, the area is sampled in concentric rings until the sample size
is determined to best represent the local species diversity. Therefore, poorly collected areas will have a larger radius
Begin by marking on the map the approximate location of your unknown plant.
Optionally specify a higher taxon filter (e.g., plant family) to restrict your search to that group of plants
Click “Search” to create a list of plants that occur in the region of your unknown.
Select any of the recognizable characters to narrow the possibilities.
Open the profile pages of plants in the list and compare to your unknown.