monocotyledonous

adj

Etymology: From mono- + cotyledon + -ous.

1. Of or pertaining to a flowering plant having a seed with one embryonic leaf (a single cotyledon).

   “Strange to say, the islet of Ronde, about 16 miles north of Mauritius, forms a separate biological kingdom, possessing one peculiar species of cabbage-palm, some lizards, two snakes, and relatively more monocotyledonous plants than any other region in the world.”