Rudbeckia grandiflora (D. Don) J.F. Gmel. ex DC.

vernacular rough coneflower — species · Asteraceae

USDA: RUGR
GBIF: 3114251
Rank: species

rough coneflower (Rudbeckia grandiflora) — Platephotograph · Layla source · iNaturalist ↗

§2Habit & range

Growth habit: Forb/herb, Subshrub
Duration: Perennial
Group: Dicot
Family: Asteraceae Bercht. & J. Presl
Genus: Rudbeckia

§2a

Native status, by region

CAN Canada Introduced
L48 Lower 48 States Native

§2b

County-level range

· 108 counties across 12 states/territories

Legend Native · 108 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation

No cultivation specs.

USDA has not characterised this taxon. Roughly four out of five plants in the database lack the detailed cultivation record present here — typically because they have not been the focus of NRCS Plant Materials work. Range and distribution data are unaffected.

§4Counties, by state