noun
Phacelurus latifolius; a species of perennial grass
A perennial grass species native to coastal areas in East Asia. Botanical term; not commonly encountered in daily conversation.
アイアシは海岸近くの湿地に生える多年草です。
Phacelurus latifolius is a perennial grass that grows in wetlands near the coast.
The name likely derives from the appearance of the grass, but the exact origin is uncertain.