On Prosopis glandulosa (honey mesquite) on rocky gypsum/red siltstone hillside in mesquite/saltbrush/ephedra chaparral.
On flower of Thelesperma megapotamicum (rayless greenthread) on rocky hillside in mesquite/saltbrush/ephedra chaparral.
Emerged from dead stems of Jatropha cuneata. Two specimens, this one a bit smaller.