Vascular Plants of Henry W. Coe State Park    Presented by buddha-nature maps & books     |   Monocots Home Alismataceae   ·   Arecaceae   ·   Cyperaceae   ·   Hydrocharitaceae   ·   Iridaceae   ·   Juncaceae   ·   Lemnaceae   ·   Liliaceae   ·   Orchidaceae   ·   Poaceae   ·   Potamogetonaceae   ·   Typhaceae Potamogetonaceae Pondweed Family Potamogeton illinoensis. {++} ILLINOIS PONDWEED. SHINING PONDWEED. Perennial aquatic. Bl "Jun-Aug". In ponds or pools. Coyote Ck, E Fk Coyote Ck, Mahoney Pond, Hoover Lake, Coit Lake, Mississippi Lake, pond near Snod Pk, Kingbird Pond.  Keyed to this sp only at Hoover Lake; the other locations contain Potamogeton sp. with this sp as the best guess. Potamogeton natans. {+} BROAD-LEAVED PONDWEED. COMMON FLOATING PONDWEED. Perennial aquatic. Bl "Jun-Aug". Ponds. Frog Lake. Potamogeton pectinatus. {+} FENNEL-LEAVED PONDWEED. FENNEL PONDWEED. SAGO PONDWEED. Perennial aquatic. Bl "May-Jul". Pond on Thomas Addition, Hoover Lake, Coit Lake, pond in Upper San Antonio Valley, pond near Snod Pk, Jackrabbit Lake, Kingbird Pond, Raven Pond.