Sagittaria subulata among duckweed and Wolffia, submersed and emersed; photo: S.L. Winterton
Sagittaria sagittifolia; plate: C.A.M. Lindman "Bilder ur Nordens Flora" (1901-1905) © 1999 Gerhard Keuck
Sagittaria sagittifolia; plate: C.A.M. Lindman "Bilder ur Nordens Flora" (1901-1905) © 1999 Gerhard Keuck
Sagittaria stagnorum; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission
Sagittaria stagnorum; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission
Salvinia minima (=S. rotundifolia); drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photo: S.L. Winterton
Salvinia minima (=S. rotundifolia); drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photo: S.L. Winterton
Salvinia molesta; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photos © S. Navie
Salvinia molesta; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photos © S. Navie
Salvinia rotundifolia; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photos: S.L. Winterton
Salvinia rotundifolia; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission; inset photos: S.L. Winterton
Salvinia rotundifolia, S. molesta, S. auriculata; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission
Salvinia rotundifolia, S. molesta, S. auriculata; drawing © University of Florida/IFAS Center for Aquatic and Invasive Plants, used with permission