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Dickstielige Wasserhyazinthe (Eichhornia crassipes), bluehend, Keoladeo-Nationalpark, Bharatpur, Rajasthan, Indien|Common Water Hyacinth (Eichhornia crassipes), flowering, Keoladeo National Park, Bharatpur, Rajasthan, India (KEYSTONE/imageBROKER/Christian Huetter)