A. pyramidalis

A. pyramidalis may refer to:
 * Actinostrobus pyramidalis, the swamp cypress, a coniferous tree species endemic to southwestern Western Australia
 * Aechmea pyramidalis, a plant species native to Ecuador
 * Ajuga pyramidalis, a flowering plant species native to Europe
 * Anacamptis pyramidalis, the pyramidal orchid, a plant species native to southwestern Eurasia
 * Aspella pyramidalis, a sea snail species