[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) Magnoliidae s.s. Novák ex Takht. (1967) - angiosperms Order Piperales Bercht. & J.Presl (1820) Family Aristolochiaceae Juss. (1789), nom. cons. - birthwort family 1 Subfamily Asaroideae Burnett 2 Subfamily Aristolochioideae Burnett