A. denticulata may refer to: Aa denticulata, species of orchid in the genus Aa Anthela denticulata, moth of the Anthelidae family Acanthograeffea denticulata, species of stick insect endemic to the Mariana Islands Andrena denticulata, Palearctic species of mining bee Acantholomidea denticulata, species of shield-backed bug in the family Scutelleridae Abagrotis denticulata, species of cutworm or dart moth in the family Noctuidae Acianthera denticulata, species of orchid plant native to Cuba Alternanthera denticulata, species of flowering plants in the family Amaranthaceae Acrisione denticulata, only species in the genus Acrisione Picea mariana, North American species of spruce tree in the pine family (synonym Abies denticulata) Achillea alpina, Asian and North American species of plant in the sunflower family (synonym Achillea denticulata) Alsophila acaulis, species of tree fern native to the Ryukyu Islands, Japan, Taiwan and Hong Kong (synonym Alsophila denticulata) Berismyia fusca, species in the soldier fly family (synonym Antissops denticulata)