A. polymorpha

A. polymorpha may refer to:


 * Actinoseris polymorpha, a plant native to Brazil
 * Adelieledone polymorpha, a cephalopod mollusc
 * Amphiroa polymorpha, a thalloid alga
 * Amphisphaeria polymorpha, a fungus with perithecial fruiting bodies
 * Amyris polymorpha, a plant endemic to Cuba
 * Anomis polymorpha, an owlet moth
 * Apodochloris polymorpha, a green alga
 * Asperitas polymorpha, a land snail
 * Azteca polymorpha, a Neotropical ant