續一切經音義 2.92

2.92

優鉢羅（或云漚鉢羅正云嗢鉢羅此云青蓮花其花青色葉細陿長香氣遠聞人間無此華唯無熱惱大龍池中有也嗢烏骨反）。

Utpala (優鉢羅: or written 漚鉢羅, correctly 嗢鉢羅; here translated as “blue lotus.” Its petals are blue, its leaves slender and long, its fragrance smelled from afar. In the human realm this flower does not exist; it is only found in the great dragon pond of Anavatapta. 嗢 has the fanqie 烏 + 骨).