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Family: Brassicaceae (Mustard family)
Mid-Atlantic bloom time:
March - June
Mid-Atlantic fruit ripe:
April - September
Lyre-leaf Rockcress is typically found in thin soils and does not compete well with other plants in richer soils. It goes by a number of common names, including Lyre-leaved Rock Cress, Lyre-leaved Thale-cress, Lyrate Rockcress, and Sand Cress.
Lyre-leaf Rockcress has a circumpolar distribution in the Northern Hemisphere. Genetic studies have found that the species has distinct differences between North American and European populations.
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10 April 2022
Great Falls national Park, Great Falls, VA 
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31 March 2024
Great Falls national Park, Great Falls, VA 
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10 April 2022
Great Falls national Park, Great Falls, VA (note basal leaves in lower left of photo) 
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10 April 2022
Great Falls national Park, Great Falls, VA 
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10 April 2022
Great Falls national Park, Great Falls, VA 
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10 April 2022
Great Falls national Park, Great Falls, VA 
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11 April 2022
Great Falls national Park, Great Falls, VA 
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11 April 2022
Great Falls national Park, Great Falls, VA 
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