(of flowers) showing purple markings that resemble veins(adjective)
WordNet. Princeton University. 2010.
Use "purple-veined" in a sentence
"Instead of truth to power, he told truth to the people, wrapped in a few "purple-veined dick jokes" to keep em laughing along the way."
"The purple-veined organ at the bottom right is the bladder."
"The purple-veined penis, whether engorged or flaccid, the wrinkled skin beneath holding the soft-toy floppiness and asymmetry of the testicles, are rarely pretty sights."