Looks more like a succulent than a prototypical sunflower
They say you have to go waaay out there to find those. I read about those a few weeks ago.
I love botany
Maybe it’s just me, but those plants look very familiar. Could be that there’s a similar sized plant that grows in the gravel out there.
Also worth noting that these appear to be one of the few plants in Big Bend that don’t have stickers, needles, thorns or other stabby parts.
For those that haven’t been, don’t ever wear sandals in Big Bend.