Chinese broccoli in English is called Gai Lan or even Kailan.
Chinese broccoli or Gai Lan is also called Chinese Kale, which is a leafy green vegetable that has thick stem and small flower buds, and is also distinct from Western broccoli but in the same plant family of Brassica.
Chinese broccoli or Gai Lan is a popular ingredient used in Cantonese cuisine, and is often also served with garlic or oyster sauce and is also valued for its nutrients as well as slightly bitter flavor and it's versatility in cooking.
Gai Lan (Chinese broccoli), is the vegetable that is common in Chinese takeout and is similar to broccoli.
The Gai Lan (Chinese broccoli), is a leafy green that also has thick stems as well as small florets, which offer a stronger, slightly more bitter taste than that of regular broccoli.
Other popular vegetables similar to broccoli that are used in Chinese takeout are Bok Choy and Choy Sum or Yu choy, which are also sweeter and milder options in the same family.
The Gai Lan (Chinese broccoli), has long and thick stems and glossy blue green leaves as well as small florets.
The flavor of Gai Lan (Chinese broccoli), is also similar to regular broccoli, but also has a more pronounced and slightly bitter and sweet aftertaste.
And broccolini is also a hybrid of broccoli and Gai Lan, which makes them closely related.
Other similar greens are Choy Sum "Yu Choy" which is sweeter and milder and has tender stems and lighter green leaves, often found in stir fries.
Bok Choy features a white stalk and also flat leaves and also offers a mild and sweet flavor and tender texture.
For a classic broccoli experience with a twist choosing Gai Lan is best.
But if you desire sweeter and milder greens, then Choy Sum or Bok Choy are great alternatives.