Nasturtium officinale R. Brown
(Rorippa nasturtium-aquaticum)
Watercress
(Nasturtium)
Non-native
White Clay Creek State Park -- Thompson Station Road
May 2004
White Clay Creek State Park -- Possum Hill
May 2014
White Clay Creek State Park -- Possum Hill
May 2014
White Clay Creek State Park -- Possum Hill
June 2014
Delaware Wildflowers
