Ambrosia porcheri P.D. McMillan & L. Prevost. Common name: Outcrop Ragweed. Phenology: Aug-late Oct. Habitat: In shallow soil mats on granitic domes. Distribution: Apparently endemic to the Piedmont Blue Ridge escarpment region of nw. SC.
Origin/Endemic status: Endemic
Taxonomy Comments: See McMillan & Prevost (2022) for detailed information.
Synonymy ⓘ: = McMillan & Prevost (2022), in prep.; < Ambrosia artemisiifolia L. – FNA21, K3, K4, RAB, SE1
Links to other floras: < Ambrosia artemisiifolia - FNA21
Wetland Indicator Status:
- 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)
Heliophily ⓘ: 9
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Horticultural Information
No horticultural data found for this taxon.