Helianthus petiolaris Nuttall ssp. petiolaris . Plains Sunflower. Phen: May-Aug. Hab: Prairies, sandy open areas, eastwards in disturbed areas in sandy soil. Dist: ON west to AB, south to TX and NM; also eastwards and westwards of that range as apparent introductions.
Origin/Endemic status: Native
Synonymy: = Ar, FNA21, K1, K3, K4, NE, NY, Oh3; = Helianthus petiolaris Nutt. var. petiolaris – C, Pa, SE1; = n/a – Tat; < Helianthus petiolaris Nutt. – F, G, GrPl, Il, Mi, NcTx, RAB, S, Tx
Heliophily: 9
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© Susie Doe, some rights reserved (CC BY-NC-SA), uploaded by Susie Doe source CC-BY-NC-SA, permission granted to NCBG | Original Image ⭷
© Susie Doe, some rights reserved (CC BY-NC-SA), uploaded by Susie Doe source CC-BY-NC-SA, permission granted to NCBG | Original Image ⭷Feedback
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