noun
Rare term for the calabash plant (Lagenaria siceraria), also known as 夕顔 (ゆうがお).
See also: 夕顔
葫蘆は夕顔の別名として古い文献に見られる。
葫蘆 appears in old texts as another name for the bottle gourd.
Common modern term for the same plant; 葫蘆 is a rare, literary synonym.
The kanji 葫蘆 are ateji for the calabash; the reading ころ is of uncertain origin.