Gulf Coast Swallow Wort

Cynanchum angustifolium Pers.

Milkweed family

Plant Type

Vine, Forb/herb

Life Cycle

Perennial

Mature Height

10.0 feet

Flower Color

White, Green

Bloom Time

Early Spring, Mid Spring, Late Spring, Early Summer, Mid Summer, Late Summer, Fall

Ecosystem & Wildlife

Pollinators Larval Host (Monarch); Larval Host (Butterfly); Larval Host (Moth)

Larval Host Danaus gilippus, Danaus gilippus berenice, Danaus plexippus, Erinnyis obscura obscura, Eucereon carolina, Glyphodes floridalis

Native Range

USA: Alabama, Florida, Georgia, Louisiana, Mississippi, North Carolina, South Carolina, Texas
MEX: Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest

Regional Native Status: L48 (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.