From peri- +"Ž Ancient Greek ÏƒÏ„ÏŒÎ¼Î± (stoma, “mouth")
Peristome Sentence Examples
The mouth of the pitcher has a corrugated rim (peristome) formed by incurving of the margin, the convex surface of which is firm and shining.
Insects are attracted to the mouth of the pitcher by a series of glands, yielding a sweet excretion, which occurs on the stem and also on the leaf from the base of the leaf-stalk to the lid and peristome.
On the upper face of the hydranth the crown of tentacles (t) surrounds the peristome, from which rises the conical hypostome, bearing the mouth at its extremity.
They surround a region which is termed the peristome, and which contains in the centre the blastopore, which becomes the adult mouth.
The peristome is relatively small and the mouth is generally raised on a projecting spout or hypostome.