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Webster 1913 Edition


Sessile

Ses′sile

,
Adj.
[L.
sessilis
low, dwarf, from
sedere
,
sessum
, to sit: cf. F.
sessile
.]
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.

Webster 1828 Edition


Sessile

SES'SILE

,
Adj.
[L. sessilis. See Set.] In botany, sitting on the stem. A sessile leaf issues directly from the stem or branch, without petiole or footstalk. A sessile flower has no peduncle. Sessile pappus or down has no stipe, but is placed immediately on the seed.