A. cylindrica may refer to:
Abida cylindrica, a land snail species Acacia cylindrica, a flowering plant species Aegilops cylindrica, a grass species Afotella cylindrica, a moth species Atimura cylindrica, a beetle species Amastra cylindrica, a land snail species Anemone cylindrica, a flowering plant species Apriona cylindrica, a beetle species
Synonyms Achillea cylindrica, a synonym of Achillea nobilis, a flowering plant species