lagoon fully covered with aquatic plants, a sunny summer afternoon

aires angiosperm aquatic arbuscula argentina azolla botany bridge bright buenos cabbage caroliniana covered dense ecosystem environmental fern filiculoides floating flora freshwater fully green japonica lagoon lake landscape lettuce lopez lush magallenica microphylla monocot monocotyledon perennial pinnata pistia plants pond salvinia salviniaceae shellflower spreading squamosa stratiotes summer sunny surface vegetation vicente water wooden