Low climbing herbaceous vine with extremely variable leaves.
N/A; a vine with stems to 2 feet or more in length. Sometimes spreading horizontally and forming large open or dense patches.
Monroe County Keys north to Duval, Lake and Dixie counties; West Indies, Texas, Mexico, Central America and South America.
Moist forests and pinelands.
Moist, well-drained sandy or limestone soils, with or without humusy top layer.
Moderate to low; it prefers soils with organic content, but will still grow reasonably well in nutrient poor soils.
Salt Water Tolerance:
Low; does not tolerate long-term flooding by salt or brackish water.
Salt Wind Tolerance:
High; can tolerate moderate amounts of salt wind without injury.
High; does not require any supplemental water once established.
Light shade to full sun.
Greenish to yellowish.
Semi-showy but small. Petals are absent.
Purple-black globose berry. Edible.
Wildlife and Ecology:
Larval host plant for gulf fritillary (Agraulis vanillae), julia (Dryas iulia) and zebra longwing (Heliconius charitonius) butterflies.
Can be grown from seed. Smash mature fruit on paper towel or place in blender with water and grind just enough to break up the berries; strain and place on paper towel. When dry, scrape seed onto surface of soil. Do not cover. Place containter in light shade.
One of the best larval host plants for butterflies.
George D. Gann seedling in habitat Everglades National Park, 2012
Gann, G.D., M.E. Abdo, J.W. Gann, G.D. Gann, Sr., S.W.
Woodmansee, K.A. Bradley, E. Grahl and K.N. Hines. 2005-2013. Natives For Your Neighborhood. http://www.regionalconservation.org.
The Institute for Regional Conservation. Delray Beach, Florida USA.