The inflorescence is a cluster of tube-throated flowers growing in axils, in splits between leaf clusters.

For medals, 13/32 inch oak leaf clusters are worn on the medal's suspension ribbon.

The second ribbon counts as one additional award, after which more leaf clusters may be added to the second ribbon.

Army Commendation Medal (with two bronze oak leaf clusters)

The flowers open singly at the center of the leaf cluster for only a few hours on sunny mornings.

It may happen that during a tree update, a leaf cluster may change to a path cluster and the converse.

Toward the ends of branches flowers appear among the leaf clusters.

Air Medal with 15 bronze oak leaf clusters.

Bachman's Warbler fed by gleaning and probing into leaf clusters.

Other vines mount with curved hooks or even touch-sensitive leaves that wrap the necks of their leaf clusters around branches and twigs.