Sentence:  Thus Burns 's `` My love is like a red , <WSD>red</WSD> rose '' and Hopkins ' `` The thunder-purple sea beach , plumed purple of thunder '' although clearly intelligible in content , hardly present ideas of the sort with which we are here concerned . 
Meaning of the word marked with <WSD> tags:  of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies