Branched bartonia (ssp. paniculata) COSEWIC assessment and status report: chapter 10
Existing Protection or other Status
Branched bartonia has no legal protection; however, it is considered rare in Ontario and Canada in Argus & White (1983) and in Argus & Pryer (1990). Branched bartonia is given the priority ranking of "3" in Argus & Pryer (1990) because of its rarity in Canada and its absence in bordering states. Its provincial rank (SRANK) is “S1”, the highest rating (NatureServe 2003). Its global rank is G5T5 which means that it is "very common and demonstrably secure with many occurrences" (NatureServe 2003).
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