Myrtle-leaf milkwort, Polygala myrtifolia (thanks to Marlin for the ID!)

In the San Ysidro Ranch resort garden. They have some nice ones, in full bloom now. Update: Thanks to Marlin Harms for suggesting this genus. Species ID: en.wikipedia.org/wiki/Polygala_myrtifolia

Fabaceae (legumes) family, akin to Locusts No relation to Myrtles!

Done