Full Idea
The peripatetic philosophers, in spite of their disagreements, all treated forms and real qualities as independent of matter and not to be understood in material terms.
Gist of Idea
The peripatetics treated forms and real qualities as independent of matter, and non-material
Source
Peter Alexander (Ideas, Qualities and Corpuscles [1985], 54)
Book Reference
Alexander,Peter: 'Ideas, Qualities and Corpuscles' [CUP 1985], p.54
A Reaction
This is the simple reason why hylomorphism became totally discredited, in the face of the 'mechanical philosophy'. But there must be a physical version of hylomorphism, and I don't think Aristotle himself would reject it.