The term Broccoli is a bit of a minefield and misunderstanding often occurs because supermarkets, seedsman and farmers use different names for the same thing.
Broccoli is Italian for little branches.
This is sold in the supermarkets as broccoli but is known as Calabrese to the seedsmen .
Calabrese originally came from Calabria in Southern Italy.
If you ask a seedsman for broccoli he will probably give you sprouting broccoli, which is sold in supermarkets as purple (or white) sprouting broccoli.
spear sprouting broccoli
Sprouting broccoli has a very short season in early spring.