ocrea

noun, plural oc·re·ae [ok-ree-ee, oh-kree-ee] /ˈɒk riˌi, ˈoʊ kriˌi/. Botany, Zoology.

1. a sheathing part, as a pair of stipules united about a stem.

noun plural -reae (-rɪˌiː)

1. a variant spelling of ochrea