<http://schema.org/description>
"When you buy celery root, also known as celeriac or celery knob, look for small, firm bulbs about the size of a small cantaloupe (without lots of rootlets)."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.goodhousekeeping.com/food-recipes/a4478/long-island-mashed-potatoes-celery-root-1066/>