| 释义 |
peri·chae·ti·um
\ˌ ̷ ̷ ̷ ̷ˈkēd.ēəm\ noun
(plural perichae·tia \-d.ēə\)
Etymology: New Latin, from peri- + Greek chaitē flowing hair, mane, foliage + New Latin -ium — more at chaeta
: an enveloping sheath in a bryophyte; especially : a cluster of modified leaves surrounding the sex organs or later the seta of mosses |