GLOSSARY. 395 



Peduncle, pedicle, a footstalk on which anything is situated. 



Pelagic, belonging to the deep sea. 



Pentangular, having five angles or corners. 



Perforate, having holes as if bored with a sharp instrument. 



Petaloid, having the form of petals. 



Phosphorescent, shining in the dark, like the glowworm. 



Physiological, relating to the functions of living beings. 



Phytoidal, like a plant. 



Pinnated, winged. 



Pinnatifid, cut transversely into oblong segments. 



Plicate, plaited. 



Plumose, feathery. 



Polymorphous, having many forms. 



Polypidom, the house of the polypes. 



Polypiferous, bearing polypes. 



Posterior, placed after. 



Prehensile, grasping. 



Proboscidiform, shaped like the trunk of an elephant. 



Process, a natural appendage of an animal. 



Proliferous, fertile, productive. 



Proximal, before the mouth. 



Pullulate, to bud. 



Punctuated, covered with points or dots. 



Pyriform, pear-shaped. 



Q,uadrifarious, arising from all sides of the stem or- branch. 

 Quadrifid, cleft in four parts. 



