https://www.rhs.org.uk/plants/301993/senecio-vulgaris-subsp-vulgaris-f-radiatus/details
Find help & information on Senecio vulgaris subsp. vulgaris f. radiatus from the RHS
senecio vulgarissubspfradiatusrhs
https://www.biodiversitylibrary.org/DLIndexBrowse.aspx?cat=2&sub=402361
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