Ragwort (Packera)
Every species of the genus Packera in the catalogue.
- Small's ragwort (Packera anonyma)
- Shale barren ragwort (Packera antennariifolia)
- Golden ragwort (Packera aurea)
- San Bernardino ragwort (Packera bernardina)
- Bolander's ragwort (Packera bolanderi)
- Brewer's ragwort (Packera breweri)
- Bittercress ragwort (Packera cardamine)
- Beaver Mountain ragwort (Packera castoreus)
- Cleveland's ragwort (Packera clevelandii)
- Northwestern groundsel (Packera contermina)
- Saffron ragwort (Packera crocata)
- Dwarf arctic ragwort (Packera cymbalaria)
- White Mountain ragwort (Packera cynthioides)
- Splitleaf groundsel (Packera dimorphophylla)
- Widehead groundsel (Packera eurycephala)
- Fendler's ragwort (Packera fendleri)
- Flett's ragwort (Packera flettii)
- San Francisco Peaks ragwort (Packera franciscana)
- Gander's ragwort (Packera ganderi)
- Butterweed (Packera glabella)
- Flame ragwort (Packera greenei)
- Hart's ragwort (Packera hartiana)
- Western ragwort (Packera hesperia)
- Northern groundsel (Packera hyperborealis)
- Elegant groundsel (Packera indecora)
- Isle Royale ragwort (Packera insulae-regalis)
- Tehachapi ragwort (Packera ionophylla)
- Layne's ragwort (Packera layneae)
- Siskiyou Mountain ragwort (Packera macounii)
- Podunk ragwort (Packera malmstenii)
- Mancos Shale Packera (Packera mancosana)
- Piedmont ragwort (Packera millefolium)
- Uinta ragwort (Packera millelobata)
- Lobeleaf groundsel (Packera multilobata)
- New Mexico Groundsel (Packera neomexicana)
- Roundleaf ragwort (Packera obovata)
- Ogotoruk Creek ragwort (Packera ogotorukensis)
- Alpine groundsel (Packera pauciflora)
- Balsam groundsel (Packera paupercula)
- Prairie groundsel (Packera plattensis)
- Porter's groundsel (Packera porteri)
- Falsegold groundsel (Packera pseudaurea)
- Oak Creek ragwort (Packera quercetorum)
- Burnet ragwort (Packera sanguisorboides)
- Schweinitz's ragwort (Packera schweinitziana)
- Serpentine ragwort (Packera serpenticola)
- Carrizo Creek ragwort (Packera spellenbergii)
- Cleftleaf groundsel (Packera streptanthifolia)
- Buek's groundsel (Packera subnuda)
- Great Plains ragwort (Packera tampicana)
- Woolly ragwort (Packera tomentosa)
- Hoary groundsel (Packera werneriifolia)