species 339 observations

Swamp Jessamine

Gelsemium rankinii

Field notes

Gelsemium rankinii, the Rankin's trumpetflower or swamp jessamine, is a twining vine in the family Gelsemiaceae, native to the southeastern United States from Louisiana to the Carolinas.

Gelsemium rankinii is a vine that will climb over other vegetation to a height of 6 meters (20 feet) or more. It has glossy green leaves and groups of showy yellow flowers.

Supports All

1 native animals
supported in the US

Flower visitors Pollinators and other flower visitors Palamedes Swallowtail 1

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided

Key traits

Layer: Vines
Light: Full sun Part shade
Moisture: Well drained Moist Wet
Water use: High
Soil: Organic
Soil pH: Acid
Drought tolerant: No
Deer resistant: Yes
Habit: Climbing Spreading
Plant type: Perennial Vine Poisonous

From NC State Extension, the Lady Bird Johnson Wildflower Center and USDA PLANTS.