ScottBall_Elephant_Ears_Invasive_Plant_Species_SanAntonioRiver_Sustainability_SouthChannel_2-18-2016-6

Vines creep down a concrete wall on the South Channel. Photo by Scott Ball.

Vines creep down a concrete wall on the South Channel of the San Antonio River. Photo by Scott Ball.

Vines creep down a concrete wall on the South Channel. Photo by Scott Ball.