This observation is of a Hylaeus species and is expected to remain casual grade, and may be slightly inaccurate in depicting the depth or morphology.
I think modestus, but I can’t remember how much yellow the males need on their pronotal collar.
Not sure about ID but looks like a good match. I saw one near what looks like a Crotalaria species as well last year (also in a pineland). https://www.inaturalist.org/observations/13281253
The only bugguide images of one are also on a yellow legume/crotalaria: https://bugguide.net/node/view/42319
Mendica?
Masked bees (Hylaeus) visiting Ceanothus flowers, The Dene Meadow/Slope, Central Park, Manhattan, NYC, June 2023
There were several of these flying around and visiting the flowers. I believe these two photos are of the same individual.
Think she was sleeping 💤