Purdue Arboretum botanical terminology reference and learning database.
Actinomorphic Radially symmetric, so that a line drawn through the middle at any angle will produce a mirror image on both sides Did you know? Radially symmetrical flowers can often be approached by pollinators from many directions, unlike irregular flowers that guide pollinators to enter one way.
Amphibious Growing both on land and in water. This term helps record, compare, or interpret plant and site information. Did you know? Some amphibious plants grow different leaf shapes underwater than they do above water, allowing the same plant to function in both environments.
Aphyllous Without leaves. This term helps record, compare, or interpret plant and site information.
The Purdue Arboretum is a collaboration between the Department of Horticulture and Landscape Architecture and Administrative Operations