睡蓮
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Meanings
1
water lily
General term for any plant of the genus Nymphaea.
Water lilies are blooming in the pond.
2
pygmy waterlily
Specifically Nymphaea tetragona, a small species of water lily. Often referred to as ヒツジグサ in Japanese.
See also: ヒツジグサ
Among water lilies, the pygmy waterlily is especially small.