This is Early Locoweed. I gather there is also a 'late' locoweed.
Since it was so nice here, we had decided to spend another day or two but the water situation was now critical, despite the most stringent conservation efforts, we were basically out of water. That evening Ernie discovered that the washrooms attached to the visitor center had water, so took our empty emergency jug and filled it up and packed it back to the camper....a bit of a trek, but enough to keep us going at least over night and now he knew where he could get more.
With all the wandering we had done that day there is a fairly extensive bird list: