Mecardonia procumbens (Miller) Small. Baby Jump-up. Phen: (Mar-) Jun-Sep (-Feb). Hab: Ponds, streams, ditches, moist shores. Dist: FL, AL, MS, AR, TX, NM, and AZ south. Reported for MS (Philley 2020).
ID notes: Often mistaken for a yellow-flowered Gratiola.
Origin/Endemic status: Native
Syn: = Fl6, K1, K3, K4, NcTx, WH3; = Pagesia procumbens – Pennell (1935); > Mecardonia procumbens – S; > Mecardonia tenuis – S; ? Mecardonia vandelliodes – GW2, misspelled; ? Mecardonia vandellioides – Tx
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