noun (plural ocreae /ˈäkrē-ē/ /ˈōkrē-ē/ or ocreas)Botany
A sheath around a stem formed by the cohesion of two or more stipules, characteristic of the dock family.
- In this family, the ochrea completely encircles the stem.
- The stipules take the form of a protective organ, the ochrea, which at first totally covers the shoot bud, and then remains behind as a dry collar.
Mid 19th century: from Latin, literally 'protective legging'.
For editors and proofreaders
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.