Senecio squalidus

APG IV Classification: Domain: Eukaryota • (unranked): Archaeplastida • Regnum: Plantae • Cladus: Angiosperms • Cladus: eudicots • Cladus: core eudicots • Cladus: superasterids • Cladus: asterids • Cladus: euasterids II • Ordo: Asterales • Familia: Asteraceae • Subfamilia: Asteroideae • Genus: Senecio • Species: Senecio squalidus L. (1753)

• flower, fruit, stalk and leaves
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• known to grow on walls
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the train stations where the seed boarded and exited Oxford Tilehurst

"The vortex of air following the express train carries the fruits in its wake. I have seen them enter a railway-carriage window near Oxford and remain suspended in the air in the compartment until they found an exit at Tilehurst." George Druce, 1927

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• leaf shape (can vary)
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• range maps for the Oxford Ragwort
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