Aruncus dioicus (Walter) Fernald var. pubescens (Rydberg) Fernald. Midwestern Goat's-beard. Phen: May-Jun; Jun-Sep. Hab: Moist, nutrient-rich forests and woodland borders. Dist: W. VA, KY, and IL west to IA, south to n. MS, AR, and ne. OK.

Origin/Endemic status: Native

Taxonomy Comments: The validity of this variety and its exact distribution (if recognized) need further evaluation. Robertson (1974) states that the "two varieties intergrade completely, and it is questionable whether they should be maintained."

Synonymy: = C, F, FNA9, Il, K1, K3, K4, Robertson (1974); = Aruncus pubescens Rydb. – S; < Aruncus aruncus H.Karst. – S13; < Aruncus dioicus (Walter) Fernald – W

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Wetland Indicator Status:

• Atlantic and Gulf Coastal Plain: FACU (taxonomic split from wetland indicator species)
• Eastern Mountains and Piedmont: 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: 4