The biological traits of Vallisneria anhuiensis and V. longpedunculata have been introduced in this paper.Their productive method has been observed,and reproductive value has been analyzed.Vallisneria possess two patterns of asexual reproduction and sexual production.By observing and experiment,we have understood a bionomic strategy of Vallisneria.Vallisneria will attain an optimization in habitat utilization by the bionomic strategy.It is very important for Vallisneria to grow and develop further.The stame...