延えん命めい草そうMeanings1nounplectranthusRefers to plants of the genus Plectranthus, often used in traditional medicine or as ornamental herbs. The name 延命草 literally means 'life-prolonging herb'.延えん命めい草そうは観かん葉よう植しょく物ぶつとしても人にん気きがある。Plectranthus is also popular as a foliage plant.