[plants] Haeckel (1866) - plants vascular plants see Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) euphyllophytes see Clade Euphyllophyta Lecointre & Le Guyader 2006 [Cantino & Donoghue 2020] Spermatophyta Britton & Brown 1896 [Crane & Kenrick 1997], nom. cl. inval. - seed plants see Clade Spermatophyta Britton & Brown 1896 [Cantino, Doyle & Donoghue 2020] Class Magnoliopsida Brongn. (1843) "Eudicots" see Clade Eudicotyledoneae Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020] "Core Eudicots" see Clade Gunneridae Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020] Asteridae Takht. (1967) see Superorder Asteranae Takht. (1967) Campanulids see Clade Campanulidae Donoghue & Cantino 2007 [Donoghue & Cantino 2020] Order Asterales Link (1829) Family Compositae Giseke (1792), nom. cons. Subfamily Asteroideae (Cass.) Lindl. Tribe Eupatorieae Cass. (1819) Subtribe Ageratinae Less. (1832) Genus Piqueriella R.M. King & H.Rob. (1974)