English
pseudannulus
pseud- + annulus
Formed from pseud- + annulus
Latin ānus ‘ring’
Latin ānulus ‘ring, especially one worn on a finger’
Medieval Latin ānnulus
English annulus
Today it means
noun An apparent annulus of specialized cells, exterior to the peristome in mosses.
Sources
Sources: Wiktionary, “pseudannulus”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / pseudannulus