Porophyllum ruderale subsp. ruderale (Jacq.) Cass.
English:
ruderalis,-is,-e;

https://archive.org/stream/#page//mode/2up
homotypic synonyms:
Cacalia ruderalis (Jacq.) Sw.; Kleinia ruderalis Jacq.; Porophyllum ruderale (Jacq.) Cass.;
heterotypic synonyms:
Cacalia porophyllum L.;

protologue: : ()

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