1.
dandelion
A common weed with yellow flowers that turn into white fluffy seed heads.
たんぽぽ is the Japanese word for dandelion, a common spring flower.
Writing
Can be written as 蒲公英, but hiragana is far more common in everyday use.
Parts of the plant
Common expressions
Cultural note
Blowing dandelion seeds (綿毛を飛ばす) while making a wish is a popular childhood activity in Japan, similar to Western cultures.
Functions
Dandelion leaves and roots are used in some traditional medicines and herbal teas (たんぽぽ茶/コーヒー).