Term:
Clade
Clade
Definition:
A monophyletic evolutionary line.
A monophyletic evolutionary line.
Glossary Details:
Title: The Couratari clade. Photo by C. A. Gracie.
Description: The Couratari clade of Lecythidaceae is partially defined by the apomorphic character \"external flap.\" The image is a medial longitudinal section of the androecim.