Bartonia paniculata (Michaux) Muhlenberg ssp. paniculata . Screwstem Bartonia. Phen: Aug-Oct; Sep-Oct. Hab: Swamps, bogs, pocosins, pocosin ecotones, sphagnous seepages, sinkhole ponds. Dist: Ssp. paniculata ranges from MA south to c. peninsular FL and west to e. TX, chiefly on the Coastal Plain, but with scattered occurrences inland, to c. VA, e. WV (Vanderhorst et al. 2013), w. NC, KY, and AR.
Origin/Endemic status: Native
Synonymy: = Ar, FNA14, K1, K3, K4, Va, Drake (2011), Gillett (1959), Mathews et al (2009); = Bartonia paniculata (Michx.) Muhl. – G, NE, Correll (1966); = Bartonia paniculata (Michx.) Muhl. var. paniculata – C, F; >< Bartonia lanceolata Small – S; < Bartonia paniculata (Michx.) Muhl. – Fl5, GW2, Il, Mi, Pa, RAB, Tat, Tn, Tx, WH3; < Bartonia paniculata (Michx.) Muhl. ssp. paniculata – NY
Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: OBL (taxonomic split from wetland indicator species)
- Eastern Mountains and Piedmont: OBL (name change)
- Great Plains: OBL (taxonomic split from wetland indicator species)
- Midwest: OBL (taxonomic split from wetland indicator species)
- Northcentral & Northeast: OBL (taxonomic split from wetland indicator species)
Heliophily ?: 5
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© Erik Danielson source | Original Image ⭷
© Alan Cressler: Bartonia paniculata subsp. paniculata, Taylor County, Georgia 1 by Alan Cressler source | Original Image ⭷
© Bruce A. Sorrie | Original Image ⭷
© Bruce A. Sorrie | Original Image ⭷
© Erik Danielson source | Original Image ⭷
© Floyd A. Griffith | Original Image ⭷Feedback
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