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.
It's difficult to find tree onion in a sentence. 用tree onion造句挺难的

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 " ).