Mecardonia procumbens (Miller) Small. Common name: Baby Jump-up. Phenology: (Mar-) Jun-Sep (-Feb). Habitat: Ponds, streams, ditches, moist shores. Distribution: Florida, Alabama, Mississippi, Arkansas, Texas, New Mexico, and Arizona south. Reported for Mississippi (Philley 2020). Discovered in Georgia (Camden County; Carter & Mears [2024]).
ID notes: Often mistaken for a yellow-flowered Gratiola.
Origin/Endemic status: Native
Synonymy ⓘ: = Fl6, FNA17, K1, K4, Mex, NcTx, WH3; = n/a — RAB; = Pagesia procumbens (Mill.) Pennell — Pennell (1935); > Mecardonia procumbens (Mill.) Small — S; > Mecardonia tenuis Small — S; ? Mecardonia vandelliodes (Kunth) Pennell — GW2, misspelled; ? Mecardonia vandellioides (Kunth) Pennell — Tx. Basionym: Erinus procumbens P. Miller 1768
Links to other floras: = Mecardonia procumbens - FNA17
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL
- Great Plains: FACW
Heliophily ⓘ: 6
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