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Caucasian Rockcress (Arabis caucasica Willd.)

Also known as Caucasian rock cress, gray rockcress.

The USDA PLANTS database, along with a number of other sources, lumps this species in with alpine rockcress (Arabis alpina)

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A perennial native to the Mediterranean through the Middle East, introduced in Canada and parts of the northeastern US and upper Midwest.

Range - Expand

Introduced or Not Present

This tentative map is based on our own research. It may have limited data on Canada and/or Mexico, and there is some subjectivity in our assignment of plants as introduced vs. expanded. Read more in this blog post.

This species has also been introduced in Canada; we have yet to build this portion of its range map.