Which preposition to use with luxuriancy

of Occurrences 3%

"In all the other productions of nature, we see the greatest vigor and luxuriancy of health, the nearer they are to the egg or bud.

in Occurrences 1%

[p. 561] for luxuriancy in Verse, had, perhaps, been farther guilty of it, had he writ in Prose.

Which preposition to use with  luxuriancy