There are three different types of spinach generally available: savoy, semi-savoy and smooth leaf.
By the 12th century, it spread across Europe and became a desirable leafy green known for good health; a reputation that stands firm to this day.
The name Florentine is often used to describe dishes containing spinach (and a creamy sauce).
There is no suggestion of any wrongdoing by Wiggins or by Team Sky, with the TUEs signed off by UCI doctors on each occasion.
Tweets by Rob Burley, editor of the Andrew Marr Show, show Wiggins being interviewed by Marr for the programme which is broadcast on BBC One at 9am on Sunday morning.
It is thought that this name dates back to the 16th century and the Italian wife of France's Henry II; Catherine de Medici.