sessile vs stalkless

sessile and stalkless both are adjectives.

Word	Noun	Adjective	Verb	Adverb
sessile	No	Yes	No	No
stalkless	No	Yes	No	No

As adjectives, sessile and stalkless are synonyms defined as:

sessile and stalkless: attached directly by the base; not having an intervening stalk

sessile (adjective)	stalkless (adjective)
attached directly by the base; not having an intervening stalk	attached directly by the base; not having an intervening stalk
permanently attached to a substrate; not free to move about