Senna occidentalis (L.) Link

vernacular septicweed — species · Fabaceae

USDA: SEOC2
GBIF: 2957966
Rank: species

septicweed (Senna occidentalis) — Platephotograph · Jeff Stauffer source · iNaturalist ↗

§2Habit & range

Growth habit: Forb/herb, Subshrub
Duration: Annual, Perennial
Group: Dicot
Family: Fabaceae Lindl.
Genus: Senna

§2a

Native status, by region

HI Hawaii Introduced
L48 Lower 48 States Introduced
PB Pacific Basin (except Hawaii) Introduced
PR Puerto Rico Introduced
VI U.S. Virgin Islands Introduced

§2b

County-level range

· 131 counties across 15 states/territories

Legend Native · 0 Introduced · 131 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