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Comments are encouraged and appreciated. We are amateur botanist, and we do make mistakes sometimes with our identifications. We strive to make this a good identifying resource. All comments are moderated by me and may take several days to appear. This is due to the high number of inappropriate comments that have nothing to do with this subject.

Friday, February 24, 2012

Hairy Bittercress or Hoary Bittercress (Cardamine hirsuta)

Hairy Bittercress (Cardamine hirsuta)

Plant Type: This is a non-native herbaceous plant, it is a annual which can reach 40cm in height (16inches). Stem glabrous.

Leaves: The leaves are alternate. Leaves can reach 8cm in length (3inches). Most leaves are basal all pinnately divided. Terminal leaflet reniform to rounded often with a few lobes. Petioles of stem leaves ciliate near base.

Flowers: The flowers have 4 Regular Parts and are up to 0.6cm wide (0.25 inches). They are white. Blooms first appear in early spring and continue into mid spring.

Habitat: Fields and lawns with moist sandy soil.

Range: Naturalized in most of the eastern U. S. from New York south to Alabama.
    
This European immigrant is naturalized in much of our area.

Similar Species: Virginia Winged Rockcress (Sibara virginica) has more leaf segaments which are more linear and a pubescent lower stem.

The leaves of Hoary Bittercress are milder than other cardamine species. They are edible raw or cooked and are commonly eaten across North America.

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