Eupatorium × cordigerum (Fernald) FernaldRhodoraStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Packera × memmingeri (Britton ex Small) WeakleyJ. Bot. Res. Inst. TexasStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Petasites frigidus var. x vitifolius (Greene) Cherniawsky & R.J. BayerCanad. J. Bot.Status:Accepted Name Rank:Variety Family: Compositae
Order: Asterales
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Aster × maccallae Rydb. (pro sp.)Bull. Torrey Bot. ClubStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Arctotis leiocarpa x fastuosa Harv. X Jacq.Status:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Aster × columbianus Piper (pro sp.)Contr. U.S. Natl. Herb.Status:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Solidago × neurolepis FernaldRhodoraStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Carduus × conjugens R.E. Fr.Acta Horti Berg.Status:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Eupatorium × pinnatifidum ElliottSketch Bot. S. CarolinaStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Centaurea × pratensis Thuill.Fl. Env. ParisStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Centaurea × moncktonii C.E. BrittonRep. Bot. Soc. Exch. Club Brit. IslesStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Solidago × farwellii FernaldRhodoraStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Aster × herveyi A. GrayManual (ed. 5)Status:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × wolgense ZahnStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × arvicola Nägeli & PeterStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × auriculoides LangStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × maschukense Litv. & ZahnStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × norrliniiforme Pohle & ZahnStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × paragogum Nägeli & PeterStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × piloselliflorum Nägeli & PeterStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × poliodermum Dahlst.Status:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × polymastix PeterStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × sintenisii FreynStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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Hieracium × zizianum TauschStatus:Accepted Name Rank:Species Family: Compositae
Order: Asterales
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