Cirsium undulatum (Nutt.) Spreng. var. undulatum

vernacular wavyleaf thistle — variety · Asteraceae

USDA: CIUNU
GBIF: 4274479
Rank: variety

wavyleaf thistle (Cirsium undulatum var. undulatum) — Platephotograph · adriscollCC BY-NC source · iNaturalist ↗

§2Habit & range

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

§2a

Native status, by region

CAN Canada Native
L48 Lower 48 States Native

§2b

County-level range

· 163 counties across 8 states/territories

Legend Native · 163 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