PlantsFlowering PlantsPassion Family — Family Passifloraceae
This family now includes Turneraceae.
Maypop Passion-flower
Passionflower — Genus Passiflora
Vine with tendrils. Leaves alternate, simple, lobed. Flowers with 5 petals, 5 sepals, many threads.
No image available.
Damiana —  Turnera diffusa [1]
Evidence that species is found in Texas:
  1. USDA Plants Database, advanced search for Texas plants from the United States Department of Agriculture.