Phylogenetics of Gratioleae (Plantaginaceae): paraphyly of Stemodia and its implications for generic circumscriptions, with insights from floral evolution - Scatigna, André Vito; Souza, Vinicius Castro; Sosa, Maria De Las Mercedes; Colletta, Gabriel Dalla; Machado, Raquel Moura; Simões, André Olmos (Botanical Journal of the Linnean Society, 2022)