Name: greene Savannah, GA (Sunset 28) (Zone 8b) I have no use for internet bullies!
canadanna,
I am not seeing this as a Desmodium; can you post more photos to show the back of the leaf, the individual leaf, the stem, etc.
There are many plants that have white watermarked leaves when young; the pattern may be throwing us off a bit.
Sunset Zone 28, AHS Heat Zone 9, USDA zone 8b~"Leaf of Faith"