Asteraceae/Compositae (Aster/Composit Family) Base Flower Color: Purple, PinkReproductive Phenology: Jul, Aug, SeptNotes: Missouri Ironweed can be distinguished from other Vernonia spp. primarily by the number of disk florets in the compound flowers, and the profuse hairiness of the stems and lower sides of the leaves. For more information about this plant, Click Here.
Category Archives: Photographic Location: May Prairie State Natural Area in Middle Tennessee.
Oldfield Aster (Symphyotrichum pilosum (Willd.) G. L. Nesom var. pilosum)
Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Frost Weed, Hairy White Oldfield Aster, Oldfield Weed, White Oldfield Aster. Base Flower Color: YellowReproductive Phenology: Base Flower Color: Yellow, WhiteReproductive Phenology: Aug, Sept, OctNotes: Probably our most often encountered aster here in TN. For more information about this plant, Click Here.
Sweet Goldenrod (Solidago odora Aiton)
Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Anisescented Goldenrod, Anise-scented Goldenrod, Sweet Goldenrod Base Flower Color: YellowReproductive Phenology: Jul, Aug, Sept, OctNotes: The crushed leaves of Sweet Goldenrod give off an anise scent that readily identifies this widespread species. For more information about this plant, Click Here.
Swamp Lousewort (Pedicularis lanceolata Michx.)
Scrophulariaceae (Figwort Family) Synonym(s): Marsh Betony Base Flower Color: White, YellowReproductive Phenology: May, Jun, JulNotes: Swamp Lousewort is partially parasitic; common host plants are asters and native grasses. For more information about this plant, Click Here.
Alfalfa (Medicago sativa L.)
Fabaceae (Pea Family) Synonym(s): Purple Lucerne Base Flower Color: PurpleReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.
Common Sneezeweed (Helenium autumnale L.)
Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Fall Sneezeweed, Autumn Sneezeweed Base Flower Color: YellowReproductive Phenology: Jul, Aug, Sept, Oct, NovNotes: The genus is thought to have been named by Linnaeus for Helen of Troy. The legend is that the flowers sprung up from the ground where her tears fell. For more information about this plant, Click Here.
Giant Ironweed (Vernonia gigantea Trel. ex Branner & Coville)
Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Tall Ironweed Base Flower Color: Purple, PinkReproductive Phenology: Jun, Jul, Aug, SeptNotes: The common name refers to the toughness of the stem. For more information about this plant, Click Here.
Whorled Rosinweed (Silphium asteriscus (L.) J. A. Clevinger var. trifoliatum)
Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Whorled Rosinweed Base Flower Color: YellowReproductive Phenology: Jun, Jul, Aug For more information about this plant, Click Here.
Square-Stemmed Monkeyflower (Mimulus ringens L.)
Scrophulariaceae (Figwort Family) Synonym(s): Allegheny Monkeyflower, Square-stemmed Monkeyflower, Square-stem Monkeyflower Base Flower Color: Blue, PurpleReproductive Phenology: Jul, Aug, Sept, Oct, Nov For more information about this plant, Click Here. Similar Species: Sharpwing Monkeyflower (Mimulus alatus Aiton)
Orangegrass (Hypericum gentianoides (L.) Britton, Sterns & Poggenb.)
Clusiaceae (Mangosteen Family) Synonym(s): Orangegrass, Pineweed Base Flower Color: YellowReproductive Phenology: Jul, Aug, Sept, OctNotes: Similar to Nits and Lice (Hypericum drummondii) but much smaller. For more information about this plant, Click Here.