Native Plants
Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.
Rudbeckia grandiflora var. alismifolia
Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC. var. alismifolia (Torr. & A. Gray) Cronquist
Rough Coneflower, Large Coneflower
Asteraceae (Aster Family)
Synonym(s): Rudbeckia alismifolia
USDA Symbol: RUGRA
USDA Native Status: L48 (N)
The large flower heads of this 1 1/2-4 ft. perennial have yellow rays and brown discs. The rays are nearly 3 in. long and are usually drooping. The dark disc becomes cone-shaped and nearly an inch tall. Large coneflower’s slender stalks bear lance-shaped leaves which become progressively smaller up the stalk.
From the Image Gallery
No images of this plant
Plant Characteristics
Duration: PerennialHabit: Herb
Size Notes: Up to about 4 feet tall.
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom Information
Bloom Color: Red , YellowBloom Time: May , Jun , Jul , Aug
Distribution
USA: AR , KY , LA , MS , TXNative Distribution: KY & MO to LA & e. TX
Native Habitat: Prairies; roadsides; dry, open woods
Growing Conditions
Light Requirement: SunSoil Moisture: Dry
Soil Description: Dry soils.
Value to Beneficial Insects
Special Value to Native BeesThis information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.
Propagation
Commercially Avail: yesWeb Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Rudbeckia grandiflora var. alismifolia in USDA PlantsFNA: Find Rudbeckia grandiflora var. alismifolia in the Flora of North America (if available)
Google: Search Google for Rudbeckia grandiflora var. alismifolia
Metadata
Record Modified: 2023-01-13Research By: TWC Staff