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apomorphy (pl. apomorphies), apomorphic character


Glossary of "Plant Systematics (1st ed.)" by Simpson (2006)

  • A derived condition or character state, representing an evolutionary novelty. Adj: apomorphic.

Glossary of "Plant Biology (1st ed.)" by Graham et al. (2003)

  • A derived character that has evolved from a more primitive character (plesiomorphy) occurring in an ancestor.

Glossary of "Cladistics (2nd ed.)" by Kitching et al. (1998)

Glossary of "Plant Systematics (3rd ed.)" by Judd et al. (2008)

  • Derived character state; also called an apomorphic character (or character state).



Glossary of "Evolution (3rd ed.)" by Futuyma (2013)

  • Having a derived character or state, with reference to another character or state. See synapomorphy.

apomorphic character


"Phylogenetics" by Wiley (1981), p. 122

  • Of a homologous pair of characters, the apomorphic character is the character evolved directly from its preexisting [homologue]].
    • Apomorphic character is frequently shortened to "apomorphy". Synonyms include: apotypic character, apotypy, apomorphous character, derived character, advanced character, and specialized character.


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