Complex sentence: Many plants are endemic to the narrow river valley, such as Lilium sherriffiae, a rare type of lily; a rare type of pedicularis, called Pedicularis dhurensis, was named after the river.
Split into simpler sentences: Many plants are endemic to the narrow river valley, such as Lilium sherriffiae, a rare type of lily. A rare type of pedicularis, called Pedicularis dhurensis, was named after the river.