flagleaf
/ˈflæɡleɪf/Definitions
1. noun
A leaf that develops from the axil of a bud on a plant, particularly one that grows in place of the true leaf.
“The gardener carefully removed the damaged flagleaf to prevent further disease spread.”
2. noun
A leaf that is larger or more prominent than the others on a plant, often located at the top of the stem.
“The flagleaf on the wheat plant was already starting to turn golden in the early autumn.”
3. verb
To produce a flagleaf, especially on a plant.
“Some varieties of wheat are known to flagleaf early in the season due to the changing weather conditions.”