Adjective
(cladistics) Sharing a character state with an ancestral clade; primitive.
plesiomorphous
Source: en.wiktionary.orgPhenetic methods have become relatively rare in modern times, largely superseded by cladistic analyses, as phenetic methods do not distinguish plesiomorphic from apomorphic traits. Source: Internet
Six of the eight families of the Zingiberales contain taxa specialized for pollination by vertebrates, which appears to be the plesiomorphic state in the order. Source: Internet