flowers of eurasian watermilfoil in ada lake in belgrade

aquatic asia balkan botanical botany buds clean close common daylight eurasian europe family flora floral flower flowers fresh haloragaceae inflorescence isolated lake late leaves macro milfoil moving myriophyllum native natural nature outdoor outside peninsula pink plant purple reflection region season serbian slow spicatum spiked spring stamens submerged surface temperate the water watermilfoil yellow