stipulae
/ˌstɪpʊˈleɪ, -ˌlɪ/Definitions
1. noun
the small, leaf-like structures or stipules at the base of a leaf petiole
“The biologist studied the stipulae of the plant species, noting their unique characteristics.”
2. noun
a small, usually leaf-like appendage at the base of a leaf petiole, as in the legume family
“The stipulae of the pea plant play a crucial role in its growth and development.”