Sentence:  General similarities and symmetries, broad tonal relationships, compass of parts, and so forth belong to the macroformal plane, while internal phrase structure, pitch contour, rhythmic peculiarities, and the like belong to the <WSD>microformal</WSD> plane (Baroni and Callegari 1989). 
Meaning of the word marked with <WSD> tags:  Pertaining to the internal structure of a single phrase.