noun
- plural of ochrea; sheath-like structures formed by stipules that surround plant stems
Usage: botanical
Examples
- The botanist examined the ochreae surrounding the knotweed stems.
- Ochreae are characteristic features of plants in the buckwheat family.
- The torn ochreae indicated damage to the plant’s protective structures.
- Students learned to identify Polygonaceae by looking for ochreae.
- The ochreae were papery and brown at the base of each node.
- Researchers noted variations in ochreae size among different species.