Sessile

Ses´sile

a.	1.	Attached without any sensible projecting support.
	2.	(Bot.) Resting directly upon the main stem or branch, without a petiole or footstalk; as, a sessile leaf or blossom.
	3.	(Zool.) Permanently attached; - said of the gonophores of certain hydroids which never became detached.

Adj.	1.	sessile - permanently attached to a substrate; not free to move about; "an attached oyster"; "sessile marine animals and plants" Synonyms: attached Antonyms: vagile - having freedom to move about; "vagile aquatic animals"
	2.	sessile - attached directly by the base; not having an intervening stalk; "sessile flowers"; "the shell of a sessile barnacle is attached directly to a substrate" Synonyms: stalkless Antonyms: pedunculate, stalked - having or growing on or from a peduncle or stalk; "a pedunculate flower"; "a pedunculate barnacle is attached to the substrate by a fleshy foot or stalk"