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| Kingdom | Plantae
– plantes, Planta, Vegetal, plants |
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| Subkingdom | Viridiplantae
– green plants |
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| Infrakingdom | Streptophyta
– land plants |
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| Superdivision | Embryophyta
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| Division | Tracheophyta
– vascular plants, tracheophytes |
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| Subdivision | Spermatophytina
– spermatophytes, seed plants, phanérogames |
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| Class | Magnoliopsida
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| Superorder | Asteranae
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| Order | Asterales
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| Family | Asteraceae
– sunflowers, tournesols |
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| Genus | Packera Á. Löve & D. Löve – ragwort |
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Direct Children: |
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| Species | Packera anonyma (Alph. Wood) W.A. Weber & Á. Löve
– Small's ragwort | |
| Species | Packera antennariifolia (Britton) W.A. Weber & Á. Löve
– shale barren ragwort, shalebarren ragwort | |
| Species | Packera aurea (L.) Á. Löve & D. Löve
– golden ragwort | |
| Species | Packera bernardina (Greene) W.A. Weber & Á. Löve
– San Bernardino ragwort | |
| Species | Packera bolanderi (A. Gray) W.A. Weber & Á. Löve
– Bolander's ragwort | |
| Species | Packera breweri (Burtt Davy) W.A. Weber & Á. Löve
– Brewer's ragwort | |
| Species | Packera cana (Hook.) W.A. Weber & Á. Löve
– woolly groundsel | |
| Species | Packera cardamine (Greene) W.A. Weber & Á. Löve
– bittercress ragwort | |
| Species | Packera castoreus (S.L. Welsh) Kartesz
– Beaver Mountain ragwort | |
| Species | Packera clevelandii (Greene) W.A. Weber & Á. Löve
– Cleveland's ragwort | |
| Species | Packera contermina (Greenm.) J.F. Bain
– northwestern groundsel | |
| Species | Packera crawfordii (Britton) A.M. Mahoney & R.R. Kowal
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| Species | Packera crocata (Rydb.) W.A. Weber & Á. Löve
– saffron ragwort | |
| Species | Packera cymbalaria (Pursh) W.A. Weber & Á. Löve
– dwarf arctic ragwort | |
| Species | Packera cynthioides (Greene) W.A. Weber & Á. Löve
– White Mountain ragwort | |
| Species | Packera debilis (Nutt.) W.A. Weber & Á. Löve
– weak groundsel | |
| Species | Packera dimorphophylla (Greene) W.A. Weber & Á. Löve
– splitleaf groundsel | |
| Species | Packera eurycephala (Torr. & A. Gray) W.A. Weber & Á. Löve
– widehead groundsel | |
| Species | Packera fendleri (A. Gray) W.A. Weber & Á. Löve
– Fendler's ragwort | |
| Species | Packera flettii (Wiegand) W.A. Weber & Á. Löve
– Flett's ragwort | |
| Species | Packera franciscana (Greene) W.A. Weber & Á. Löve
– San Francisco Peaks ragwort | |
| Species | Packera ganderi (T.M. Barkley & R.M. Beauch.) W.A. Weber & Á. Löve
– Gander's ragwort | |
| Species | Packera glabella (Poir.) C. Jeffrey
– butterweed | |
| Species | Packera greenei (A. Gray) W.A. Weber & Á. Löve
– flame ragwort | |
| Species | Packera hartiana (A. Heller) W.A. Weber & Á. Löve
– Hart's ragwort, Mogollon Mountain ragwort | |
| Species | Packera hesperia (Greene) W.A. Weber & Á. Löve
– western ragwort | |
| Species | Packera hyperborealis (Greenm.) Á. Löve & D. Löve
– northern groundsel | |
| Species | Packera indecora (Greene) Á. Löve & D. Löve
– elegant groundsel | |
| Species | Packera ionophylla (Greene) W.A. Weber & Á. Löve
– Tehachapi ragwort | |
| Species | Packera layneae (Greene) W.A. Weber & Á. Löve
– Layne's ragwort | |
| Species | Packera macounii (Greene) W.A. Weber & Á. Löve
– Siskiyou Mountain ragwort | |
| Species | Packera malmstenii (S.F. Blake ex Tidestr.) Kartesz
– Podunk ragwort | |
| Species | Packera millefolia (Torr. & A. Gray) W.A. Weber & Á. Löve
– piedmont ragwort | |
| Species | Packera millelobata (Rydb.) W.A. Weber & Á. Löve
– Uinta ragwort | |
| Species | Packera multilobata (Torr. & A. Gray ex A. Gray) W.A. Weber & Á. Löve
– lobeleaf groundsel | |
| Species | Packera musiniensis (S.L. Welsh) Trock
– Musinea ragwort | |
| Species | Packera neomexicana (A. Gray) W.A. Weber & Á. Löve
– New Mexico groundsel | |
| Species | Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve
– roundleaf ragwort | |
| Species | Packera ogotorukensis (Packer) Á. Löve & D. Löve
– Ogotoruk Creek ragwort | |
| Species | Packera pauciflora (Pursh) Á. Löve & D. Löve
– alpine groundsel | |
| Species | Packera paupercula (Michx.) Á. Löve & D. Löve
– balsam groundsel | |
| Species | Packera plattensis (Nutt.) W.A. Weber & Á. Löve
– prairie groundsel | |
| Species | Packera porteri (Greene) C. Jeffrey
– Porter's groundsel | |
| Species | Packera pseudaurea (Rydb.) W.A. Weber & Á. Löve
– falsegold groundsel | |
| Species | Packera quercetorum (Greene) C. Jeffrey
– Oak Creek ragwort | |
| Species | Packera sanguisorboides (Rydb.) W.A. Weber & Á. Löve
– burnet ragwort | |
| Species | Packera schweinitziana (Nutt.) W.A. Weber & Á. Löve
– Schweinitz's ragwort | |
| Species | Packera serpenticola Boufford, Kartesz, S.H. Shi & R. Zhou
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| Species | Packera spellenbergii (T.M. Barkley) C. Jeffrey
– Carrizo Creek ragwort | |
| Species | Packera streptanthifolia (Greene) W.A. Weber & Á. Löve
– Rocky Mountain groundsel, cleftleaf groundsel | |
| Species | Packera subnuda (DC.) D.K. Trock & T.M. Barkley
– Buek's groundsel | |
| Species | Packera tampicana (DC.) C. Jeffrey
– Great Plains ragwort | |
| Species | Packera texana O'Kennon & Trock
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| Species | Packera tomentosa (Michx.) C. Jeffrey
– woolly ragwort | |
| Species | Packera tridenticulata (Rydb.) W.A. Weber & Á. Löve
– threetooth ragwort | |
| Species | Packera werneriifolia (A. Gray) W.A. Weber & Á. Löve
– hoary groundsel | |
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