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Plant Type: Forb
Domestication Type: Wild
Habitat: Spring and streams. Often growing directly out of the water.
Flower Color: white
Number of Petals: 4
Other Notes: The watercress plant is a good indicator of the cleanliness of water. Watercress will not grown in chemically contaminated water; it is very particular. The presence of a healthy colony of watercress does not, however, reveal biological contamination.