Glossary Details – Lecythidaceae

Glossary Details:

Title: Phloem arms of a Bignoniaceae. Photo by C. A. Gracie.

Description: Phloem arms of Memoa moringifolia based on an unvouchered plant from along the Sinnamary River, French Guiana. The cross running through the center of the stem represents phloem arms.

Term:

Phloem arms

Definition:

A segment of cross-shaped or star-shaped phloem as seen in cross (= transverse) section in some lianas, especially species of Bignoniaceae.