Senega officinalis Spach var. 2 . Subgenus: Senega. Section: Senega. Southern Senega Snakeroot. Phen: May-Jun. Hab: Woodlands and openings, especially over calcareous or mafic rocks. Dist: 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; < Polygala senega L. – Ar, C, FNA10, K1, K3, K4, Mi, NE, NY, RAB, S, Tat, Va, W; < Senega officinalis Spach – Pastore et al (2023)

Show in key(s)

Show parent genus

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)