Polygonella americana (Fischer & C.A. Meyer) Small. Common name: Southern Jointweed. Phenology: Jun-Oct; Aug-Nov. Habitat: Longleaf pine sandhills, other dry woodlands, glades, and barrens with sandy or rocky soil. Distribution: Sc. NC south to c. TX, north in the interior to ec. TN, se. MO, and AR; disjunct in Panhandle TX and NM.
Origin/Endemic status: Native
Synonymy ⓘ: = Ar, F, FNA5, G, GrPl, NcTx, RAB, S, Tn, Tx, Horton (1961); = Gonopyrum americanum Fisch. & C.A.Mey. — S13; = n/a — C; = Polygonum americanum (Fisch. & C.A.Mey.) T.M.Schust. & Reveal — K4, Mo3, Schuster, Reveal, & Kron (2011). Basionym: Gonopyrum americanum Fisch. & C.A.Mey. 1845
Links to other floras: = Polygonella americana - FNA5
Show parent genus | Show parent in key(s)
Heliophily ⓘ: 9
Hover over a shape, letter, icon, or arrow on the map for definition or see the legend.








Feedback
See something wrong or missing on about Polygonella americana? Let us know here: (Please include your name and email if at all complicated so we can clarify if needed.) We greatly appreciate feedback, and will include updates from you in our next webapp update, which can take a few months. If a species is not keyed, that's because keying is ongoing. Please don't send us feedback about unkeyed species.
Horticultural Information
Intro:
Stems:
Leaves:
Inforescence:
Flowers:
Fruits:
Comments:
Height:
plant sale text:
bloom table text:
description:
stems:
leaves:
inflorescence:
flowers:
fruits:
comments:
cultural notes:
germination code:
native range:
0 unsaved edits on this page.