liliopsid family, monocot family - family of flowering plants having a single cotyledon (embryonic leaf) in the seed

Alismales, Naiadales, order Alismales, order Naiadales - an order of aquatic monocotyledonous herbaceous plants

Alisma, genus Alisma - small genus of aquatic or semiaquatic plants

genus Sagittaria, Sagittaria - genus of aquatic herbs of temperate and tropical regions having sagittate or hastate leaves and white scapose flowers