Vascular Plants of Henry W. Coe State Park    Presented by Mindbird Maps & Books     |   Monocots Home Alismataceae   ·   Arecaceae   ·   Cyperaceae   ·   Hydrocharitaceae   ·   Iridaceae   ·   Juncaceae   ·   Lemnaceae   ·   Liliaceae   ·   Orchidaceae   ·   Poaceae   ·   Potamogetonaceae   ·   Typhaceae Lemnaceae Duckweed Family Lemna sp. {++} DUCKWEED. Perennial floating aquatic. Uncommon. Middle Fk Coyote Ck upstream from Mexican Flat, Tin Cup Spring, Grapevine Spring, in pool by valve of Kelly Lake dam, Robinson Ck below falls, Hunting Hollow.