About
The character "菖" is a phono-semantic compound formed by the grass radical 艹, which classifies it as a plant, and the phonetic component 昌, guiding its pronunciation. This structure has etymologically linked the character to the calamus plant, specifically Acorus calamus, a perennial herb noted in traditional contexts. Its meaning has remained specifically associated with this plant throughout historical usage, without broadening or shifting to other references, while its compositional elements have continued to represent its botanical category and sound in standard orthography.