parted leaf vs foliage

parted leaf and foliage both are nouns.

Word	Noun	Adjective	Verb	Adverb
parted leaf	Yes	No	No	No
foliage	Yes	No	No	No

As nouns, foliage is a hypernym of parted leaf; that is, foliage is a word with a broader meaning than parted leaf:

parted leaf: a leaf having margins incised almost to the base so as to create distinct divisions or lobes
foliage: the main organ of photosynthesis and transpiration in higher plants

Other hypernyms of parted leaf include leaf, leafage.

parted leaf (noun)	foliage (noun)
a leaf having margins incised almost to the base so as to create distinct divisions or lobes	(architecture) leaf-like architectural ornament
	the main organ of photosynthesis and transpiration in higher plants