From P. lividus only gonads have tested for heavy metal accumulation; from P. oceanica adult leaves, young leaves (intermediate, Giraud 1979), rhizomes and roots were used as undepended samples.

[The orator’s] cry […] was a species of musick to the mob, as agreeable as the sound of a bagpipe to a mountaineer of North Britain, or the strum-strum to the swarthy natives of Angola.

October 1869, George William Curtis, Civil-Service Reform

So opplete with imperfection.