noun
floral-pattern mat; rush mat with flower design
A traditional woven mat, often made of rush (igusa), featuring a floral or bulrush pattern. Used as a floor covering or decorative item.
縁側に花筵を敷いて、お茶を楽しんだ。
We spread a floral-pattern mat on the veranda and enjoyed tea.
Compound of 花 (hana, 'flower') and 筵 (mushiro, 'woven rush mat'). The exact historical origin is uncertain, but the word straightforwardly describes a mat with a floral pattern.