Houghton's goldenrod (Solidago houghtonii) COSEWIC assessment and status report: chapter 10

Existing Protection or Other Status Designations

Houghton’s goldenrod has been given a subnational rank in Ontario of S2 (imperiled) and a national rank of N2 (imperiled) by NatureServe (2005). In the United States, it is designated vulnerable (G3) federally and in the state of Michigan (S3). The species is not listed in the 2004 IUCN Red List of Threatened Species database (http://www.iucnredlist.org/).

Of the 58 occurrences in Michigan, where the majority of the global population exists, 32 are at least partially on protected lands (Penskar, 1997). By contrast, only the Cabot Head population in Ontario is on protected land.

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