Swamp Loosestrife (Decodon verticillatus (L.) Elliott)

Lythraceae (Loosestrife Family) Synonym(s): Swamp Loosestrife, Swamp-loosestrife, Water Willow Base Flower Color: PinkReproductive Phenology: Jul, Aug, Sept For more information about this plant, Click Here.

Carolina Horsenettle (Solanum carolinense L. var. carolinense)

Solanaceae (Potato Family) Synonym(s): Carolina Horse Nettle, Horse Nettle, Radical Weed, Sand Brier, Bull Nettle, Tread-Softly, Devil’s Tomato, Wild Tomato. Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, OctNotes: Ingesting the fruit can cause abdominal pain, circulatory and respiratory depression, or even death. For more information about this plant, Click Here.

White Avens (Geum canadense Jacq.)

Rosaceae (Rose Family) Synonym(s): White Avens, Cramproot, Chocolate Root, Throatroot Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct, Nov For more information about this plant, Click Here.

Blackseed Plantain (Plantago rugelii Decne.)

Plantaginaceae (Plantian Family) Synonym(s): Blackseed Plantain, Pale Plantain Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct, NovBloom Notes: This plant is widely regarded as an unattractive weed, but its ecological value, particularly to mammals and moths, is rather high. For more information about this plant, Click Here.

Limestone Prairie Fleabane (Erigeron strigosus Muhl. ex Willd. var. calcicola J. Allison)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Prairie Fleabane, Daisy Fleabane, Limestone Fleabane Base Flower Color: White, Pink, Yellow, BlueReproductive Phenology: Apr, May, Jun, Jul, Aug, Sep, OctBloom Notes: Capitula radiate. Ray florets are white or occasionally tinged pink or blue. Disc florets greenish-yellow. For more information about this plant, Click Here.

Glade Wild Petunia (Ruellia humilis Nutt.)

Acanthaceae (Acanthus Family) Synonym(s): Prairie Petunia, Fringeleaf Wild Petunia, Hairy Ruellia, Low Wild Petunia, Low Ruellia, Fringeleaf Ruellia Base Flower Color: Purple, WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, OctNotes: This plant has sessile leaves. The other ruellia in TN have petioles. For more information about this plant, Click Here.

American Germander (Teucrium canadense L. var. canadense)

Lamiaceae (Mint Family) Synonym(s): Canada germander, American Germander, Canadian germander, Germander, Hairy germander, Wood Sage Base Flower Color: PinkReproductive Phenology: Jun, Jul, Aug, SeptNotes: This herb is sometimes sold commercially as Pink Skullcap. For more information about this plant, Click Here.

Fringed Loosestrife (Lysimachia ciliata L.)

Primulaceae (Primrose Family) Synonym(s): Fringed Loosestrife, Fringed Yellow Loosestrife Base Flower Color: YellowReproductive Phenology: May, Jun, Jul, Aug, SeptBloom Notes: Five-petaled, yellow flowers droop from stalks which arise from the axils of opposite leaves. For more information about this plant, Click Here.

Swamp Verbena (Verbena hastata L.)

Verbenaceae (Vervain Family) Synonym(s): Swamp Verbena, Blue Verbena, Blue Vervain, Simpler’s Joy Base Flower Color: Blue Reproductive Phenology: Jun, Jul, Aug, Sept, Oct For more information about this plant, Click Here.

Spotted St. Johnswort (Hypericum punctatum Lam.)

Clusiaceae (Mangosteen Family) Base Flower Color: YellowReproductive Phenology: Jun, Jul, Aug, Sept For more information about this plant, Click Here.