Xanthium orientale Linnaeus. Section: Xanthium. Phenology: Aug-Oct. Habitat: Disturbed ground, roadsides, pastures, barnyards. Distribution: Widespread in e. North America, and now nearly cosmopolitan; the details of its original distribution uncertain.
Origin/Endemic status: Native
Synonymy ⓘ: = n/a — RAB; < Xanthium orientale L. — Tomasello (2018); > Xanthium pensylvanicum Wallr. — F, Il; < Xanthium strumarium L. — Bah, Fl7, FNA21, GW2, K4, Mex, Mi, Mo2, Pa, Tn, Tx, Va, WH3; < Xanthium strumarium L. ssp. cavanillesii (Schouw) D.Löve & Dans. var. cavanillesii — Löve & Dansereau (1959); < Xanthium strumarium L. var. canadense (Mill.) Torr. & A.Gray — C, G, GrPl, NcTx, NE, Oh3, SE1, W. Basionym: Xanthium orientale L. 1763
Links to other floras: < Xanthium strumarium - FNA21
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FAC (taxonomic split from wetland indicator species)
- Eastern Mountains and Piedmont: FAC (taxonomic split from wetland indicator species)
- Great Plains: FAC (taxonomic split from wetland indicator species)
- Midwest: FAC (taxonomic split from wetland indicator species)
- Northcentral & Northeast: FAC (taxonomic split from wetland indicator species)
Heliophily ⓘ: 9
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© Eric M Powell, some rights reserved (CC BY-NC), uploaded by Eric M Powell source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Michael Eisen, some rights reserved (CC BY), uploaded by Michael Eisen source CC-BY | Original Image ⭷ Warning: was NOT research grade.
© Eric M Powell, some rights reserved (CC BY-NC), uploaded by Eric M Powell source CC-BY-NC, permission granted to NCBG | Original Image ⭷
© Joseph McPhail, some rights reserved (CC BY), uploaded by Joseph McPhail source CC-BY | Original Image ⭷Feedback
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Horticultural Information
No horticultural data found for this taxon.