precursor tip
English edit
Etymology edit
Calque of German Vorläuferspitze, from Vorläufer (“forerunner, precursor”) + Spitze (“cusp,tip”).
Noun edit
precursor tip (plural precursor tips)
- (botany) The reduced upper leaf zone found on many monocotyledons that usually takes the form of a cylindrical extension at the apex of the leaf.
- (botany) Any thickened or glandular leaf tip that is distinguishable from the rest of the lamina's surface.