This page's list covers the monocotyledon plants found in Great Britain and Ireland. This clade includes grasses, lilies, orchids, irises and a wide variety of aquatic plants.
Status key: * indicates an introduced species and e indicates an extinct species.
Family Butomaceae (flowering-rushes)
Family Alismataceae (water-plantains)
Family Scheuchzeriaceae (Rannoch-rush, pod grass)
Family Ruppiaceae (widgeonweeds, ditch grasses, widgeon grass)
Order Acorales (sweet flag)
Family Acoraceae (sweet flag)
Family Commelinaceae (dayflowers, spiderworts)
Family Pontederiaceae (pickerel-weed family)
Family Poaceae (grasses)
Family Typhaceae (cattail family)
Order Asparagales (asparagoid lilies)
Family Asparagaceae (asparagus family)
Family Iridaceae (iris family)
Family Orchidaceae (orchid family)
Family Colchicaceae (colchicum family)
Family Liliaceae (true lilies)
Family Melanthiaceae (bunchflower family)
See also
References