Asteraceae

Houston tansyaster

Rayjacksonia aurea (A.Gray) R.L.Hartm. & M.A.Lane

Family: Asteraceae
Genus: Rayjacksonia

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Houston tansyaster (Rayjacksonia aurea) — FlowerPhoto: Sam Kieschnick, CC BY 4.0, from iNaturalist

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Common names

By language (1)

English: Houston tansyaster

Synonyms

Aster aureus Kuntze
Haplopappus aureus A.Gray
Machaeranthera aurea (A.Gray) Shinners
Sideranthus aureus Small

Characteristics

Growth habit: Forb/herb
Lifespan: Annual
In the US and Canada: Lower 48 states: native

Photos

FlowerPhoto: Sam Kieschnick, CC BY 4.0, from iNaturalist
FlowerPhoto: Dan Johnson, CC BY 4.0, from iNaturalist
Photo: Dan Johnson, CC BY 4.0, from Wikimedia Commons

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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.