Caule F3 Indoor/Outdoor Nest Floor Lamp by Patricia Urquiola for Flos. Caule is a family of outdoor floor lighting with simple and understated lines. Imitating the botatinal structure of a flower this light features a flexible and slim stem allowing Caule to subtly fit into any outdoor environment. Caule is available in several different heights, please see below. This lamp comes with the nest shade. More finishes and configurations are available - please contact the store for more info.