Papillose -us: pimply; a surface covered with raised dots or pimples.
"Explanation of Terms Used in Entomology" by John. B. Smith
The hymenium is even, coriaceous, or waxy, costate, or papillose.
"The Mushroom, Edible and Otherwise" by M. E. Hard
Style elongated awl-shaped, stigmatic and papillose down one side.
"The Manual of the Botany of the Northern United States" by Asa Gray