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Photo#2122314
Tiny flower wasp

Tiny flower wasp
Santa Monica Mountains, near State Route 23 and Mulholland Highway, Los Angeles County, California, USA
September 19, 2021
Foraging on Malacothrix saxatilis

Frassed

Female
The only things that have short-clubbed antennae (as far as I know) are females of genus Pseudomasaris. The males' antennae are much longer. A species ID is unlikely from this image.

Moved
Moved from ID Request.

Well, it's definitely ...
... in the Hymenoptera, but other than that, I'm not so sure. The clubbed antennae are reminiscent of the sawfly family Cimbicidae, but I wouldn't take this as a definitive answer. In fact, I may end up frassing the image.

 
Clubbed anntennae character
I agree that the clubbed antennae seem characteristic but didn't find anything that fit well. I have some other photos but not a lot better. I just posted it.