noun
calla lily
Refers specifically to Zantedeschia aethiopica, the common white calla lily. Often written in katakana.
See also: カラー
庭に白いカイウが咲いている。
White calla lilies are blooming in the garden.
カラー is a more common loanword for calla lily, while カイウ is a less frequent alternative.
From Chinese 海芋 (hǎiyù), literally 'sea taro', referring to the plant's aquatic habitat and taro-like leaves.