Term: peristome (botany)
Literally meaning: “around the mouth”
Origin/Etymology: Anc Greek
περί-/peri- (=combining form meaning “around”)
+στόμα/stome(=mouth)
Coined/History
Definition
Peristome is a appendageof the sporangium that surrounds the opening of a capsule in n the Bryopsida of mosses. Peristome structure allows the gradual spore discharge.
No comments:
Post a Comment