rosarian[rō zer′ē ən]
rosarian definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a person who cultivates roses
Origin: ; from Classical Latin rosarium, a rose garden (see rosary) plush -an
rosarian definition by American Heritage Dictionary
A person with expertise or a special interest in the cultivation of roses.