tree onion造句

• The so-called tree onion ( " Allium ?proliferum " ) forms small onions which are large enough for pickling.
• The phenomenon of forming bulblets instead of flowers is also seen in garlic and other alliums, which sometimes may also be referred to as top onions or tree onions.
• The species is very similar in taste and odor to the related common onion, " Allium cepa ", and hybrids between the two ( tree onions ) exist.
• Many tree onions are very strong flavoured, although some cultivars are relatively mild and sweet . and can be quite elongate, like leeks, or in some types may form bulbs up to 5 cm across.
• Several species can form many bulbils in the flowerhead; in the so-called " tree onion " or Egyptian onion ( " A . " ?& thinsp; " proliferum " ) the bulbils are few, but large enough to be pickled.
• This genus also contains several other species variously referred to as onions and cultivated for food, such as the Japanese bunching onion ( " Allium fistulosum " ), the tree onion ( " A . " ?" proliferum " ), and the Canada onion ( " Allium canadense " ).