Narel Y. Paniagua-ZambranaRainer W. BussmannCarolina Romero2026-03-222026-03-22202010.1007/978-3-030-28933-1_272https://doi.org/10.1007/978-3-030-28933-1_272https://andeanlibrary.org/handle/123456789/82628enBiologyBotanyAsteraceaeSonchus asper (L.) Hill Sonchus oleraceaus L. Asteraceaebook-chapter