Pul´vinate (pulvinatus, < pulvinus, a cushion), cushion-shaped.
Punc´tate (punctatus, < punctus, a point), dotted with points.
Punc´tiform (punctum, point; forma, form), like a point or dot.
Pus´tular, Pus´tulate (pustulatus, pp. of pustulare, to blister, < pustula, a blister, pimple), having low elevations shaped like blisters or pustules.
Putres´cent, soon decaying.
Pyr´iform (pyrum, a pear; forma, form), pear-shaped.
Quad-, Quadri- (quadru, four-cornered, square, fourfold, < quattuor, four), prefix signifying “four.”
Quad´rate (quadratus, square, pp. of quadrare, make four-cornered, square, < quadra, a square), square; sometimes used to mean “of four equal parts.”
Quater´nate (quaternatus, < quaterni, four each), arranged in groups of four.
Ra´diate, Ra´diating (radiatus, pp. of radiare, furnish with spokes, give out rays, shine), arranged like the spokes of a wheel.