Watercress Nasturtium officinale R. BrownNon-native  Synonyms: Rorippa nasturtium, Rorippa nasturtium-aquaticum, Sisymbrium nasturtium-aquaticum.
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Watercress in Allegany Co., Maryland (10/2/2014). Photo by Kimberly Booth. (MBP list)

Watercress blooming in Washington Co., Maryland (5/1/2015). Photo by Jim Stasz. (MBP list)

Watercress in Howard Co., Maryland (5/10/2014). Photo by Sue Muller. (MBP list)

Watercress in Caroline Co., Maryland (5/29/2016). Photo by Wayne Longbottom. (MBP list)

Watercress blooming in Caroline Co., Maryland (6/24/2017). Photo by Bill Hubick. (MBP list)

Watercress blooming in Baltimore Co., Maryland (5/22/1981). Photo by Jim Stasz. (MBP list)

Watercress in Washington Co., Maryland (5/27/2017). Photo by Bill Harms. (MBP list)

Watercress blooming in Caroline Co., Maryland (5/29/2016). Photo by Wayne Longbottom. (MBP list)

Watercress in Washington Co., Maryland (4/26/2019). Photo by Sue Muller. (MBP list)

Watercress in Carroll Co., Maryland (8/17/2014). Photo by Jim Brighton. (MBP list)

Watercress in Cecil Co., Maryland (4/29/2017). Photo by Jim Brighton. (MBP list)

Watercress in Howard Co., Maryland (12/14/2013). Photo by Joanne Solem. (MBP list)

Watercress in Caroline Co., Maryland (5/10/2017). Photo by Wayne Longbottom. (MBP list)

Watercress in Queen Anne's Co., Maryland (5/10/2017). Photo by Wayne Longbottom. (MBP list)


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