to crop out

“To tell the truth, he had never quite shaken off his juvenile manner of the Heiress of Birague, which reasserted itself so much the more easily as his essentially vulgar temperament was ready to crop out on the slightest encouragement afforded to it.”

Balzac

“But the adventurous and independent spirit of George Durant was strong in the grand-daughter who married Joseph Reed, and it flowed on, sometimes more and sometimes less silently, in the veins of their descendants, to crop out again undiluted in Walter Reed.”

Manuscript Draft: Walter Reed: Doctor in Uniform, by Laura Wood, [19 -- ]