wych hazel plant vs witch hazel plant

wych hazel plant and witch hazel plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
wych hazel plant	Yes	No	No	No
witch hazel plant	Yes	No	No	No

As nouns, wych hazel plant and witch hazel plant are synonyms defined as:

wych hazel plant and witch hazel plant: any of several shrubs or trees of the genus Hamamelis; bark yields an astringent lotion

Other synonyms of wych hazel plant include witch hazel, wych hazel.

wych hazel plant (noun)	witch hazel plant (noun)
any of several shrubs or trees of the genus Hamamelis; bark yields an astringent lotion	any of several shrubs or trees of the genus Hamamelis; bark yields an astringent lotion