View source for Perianth

The term '''perianth''' has two similar but separate meanings in botany:

* In [[flowering plant]]s, the perianth is the outer, sterile whorls of a [[flower]] (see [[sepal]], [[petal]], and [[tepal]]).
* In a [[Marchantiophyta|liverwort]], perianth is the sterile tubelike tissue that surrounds the female reproductive structure (or developing [[sporophyte]]). 
[[Category:Plant anatomy]]