Dandelions: Friend or foe? Common dandelions (taraxacumofficinale, also known by Lion's tooth and priest's crown, as well as swine snout and priest's crown) are a hardy little plant that can reproduce with just a little wind. The Celts and Romans purposely cultivated dandelions, making them a keystone of their kitchen gardens. The first mention of dandelion by Arabian herbalists was in 900 CE. In the 1200s, the Welsh were using it extensively. The plant has been used in India for…