Deltoid
/DEL-toyd/🍃 Leaf Shapes●● Intermediate
Also known as: triangular
A leaf shape that is roughly triangular, broadest at the base with relatively straight sides tapering to an acute apex. Named for its resemblance to the Greek capital letter delta (Δ).
Etymology
From Greek deltoeides, meaning "delta-shaped," from delta (Δ).
Example
“Eastern cottonwood trees have distinctive deltoid leaves that shimmer in the wind.”