Senega officinalis Spach var. 2 [=latifolia] . Subgenus: Senega. Section: Senega. Common name: Southern Senega Snakeroot. Phenology: May-Jun. Habitat: Woodlands and openings, especially over calcareous or mafic rocks. Distribution: NY west to MN, SD, and BC, south to n. GA, TN, AR, OK, and WY.

Origin/Endemic status: Native

Taxonomy Comments: Two varieties have often been recognized in this species in Polygala; Trauth-Nare & Naczi (1998) studied the two named varieties and concluded that the taxa should be recognized at the specific level. Further study is needed and is underway by E. Ungberg.

Synonymy ⓘ: = Polygala lonchophylla Greene; = Polygala senega L. var. latifolia Torr. & A.Gray — F, G, GrPl, Il, Pa, S13, WV; = Senega officinalis Spach var. 2; < Polygala senega L. — Ar, C, FNA10, K4, Mi, Mo3, NE, NY, RAB, S, Tat, Va, W; < Senega officinalis Spach — Pastore et al (2023). Basionym: Polygala senega L. var. latifolia Torr. & A.Gray 1838

Links to other floras: < Polygala senega - FNA10

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACU (name change)
• Eastern Mountains and Piedmont: FACU (taxonomic split from wetland indicator species)
• Great Plains: FACU (taxonomic split from wetland indicator species)
• Midwest: FACU (taxonomic split from wetland indicator species)
• Northcentral & Northeast: FACU (taxonomic split from wetland indicator species)