noun
sun spurge; wartweed
A common annual weed in the spurge family, Euphorbia helioscopia. The Japanese name literally means 'lamp-stand plant' from the shape of its inflorescence.
道端に灯台草がたくさん生えている。
A lot of sun spurge is growing by the roadside.
灯台草はユーフォルビアの一種で、黄色
Sun spurge is a type of Euphorbia and produces yellow flowers.