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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 | Pyrrocoma Hook.
– goldenweed |
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| | Species | Pyrrocoma racemosa (Nutt.) Torr. & A. Gray – clustered goldenweed |
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Direct Children: |
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| | Variety | Pyrrocoma racemosa var. congesta (Greene) Mayes ex G. Brown & Keil
– clustered goldenweed | |
| | Variety | Pyrrocoma racemosa var. paniculata (Nutt.) Kartesz & Gandhi
– clustered goldenweed | |
| | Variety | Pyrrocoma racemosa var. pinetorum (D.D. Keck) Kartesz & Gandhi
– clustered goldenweed | |
| | Variety | Pyrrocoma racemosa var. racemosa (Nutt.) Torr. & A. Gray
– clustered goldenweed | |
| | Variety | Pyrrocoma racemosa var. sessiliflora (Greene) Mayes ex G. Brown & Keil
– clustered goldenweed | |
| | Variety | Pyrrocoma racemosa var. virgata (Gray) Kartesz & Gandhi
– alkali goldenweed | |
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