偽ぎ球きゅう茎けい

noun

pseudobulb

Botanical term for a thickened, bulb-like stem found in many orchids, used for water and nutrient storage. Compare with 偽鱗茎 (pseudobulb of certain other plants).

See also: 偽鱗茎

• ラン科かの植しょく物ぶつは偽ぎ球きゅう茎けいに水すい分ぶんを蓄たくわえる。

  Orchids store water in their pseudobulbs.