prickly pear · noun1
From prickly + pear, from the nature of the plant's fruit, which, like the cactus it grows on, has spines on its surface.
Prickly Pear · proper noun2
The island is named for the prickly pear (“Opuntia sp.”) plants which grow on it.
Etymology from Wiktionary, CC BY-SA 4.0.