Question: Aojiru (青汁 ) is a Japanese vegetable drink most commonly made from kale or, which member of the grass family, is a major cereal grain grown in temperate climates globally?
Sentence (from "Barley"): Barley ("Hordeum vulgare" L.), a member of the grass family, is a major cereal grain grown in temperate climates globally.
Relevant evidence: Yes