Help me identify this yellow daisy-like flower in Texas?

Texas has a lot of yellow aster species. An ecologist I used to work with wrote ADYC in his field logs when he was measuring them: Another Darned Yellow Composite. I'm ... not entirely sure he meant "darned. read more

Based on the serrated leaves and your description of its quick blooming, I'm going to guess it is a cowpen daisy, Verbesina encelioides, but there are a lot of yellow asters in Texas, so don't take my guess seriously. read more

The identification tool is intended to help hobbiests identify wildflowers based on easily observable characteristics. The database is searched for flowers that have ALL of the characteristics that you selected, so leave the"search all" option selected for any information that your're not sure of. read more

The plant varies from 3 to 5 feet. The petals on the bloom vary from 8 to 10. read more