Life (root) » Plantae (plants) » Tracheophyta (Vascular Plants) » Angiospermae (Flowering Plants) » Liliopsida (Monocots) » Poales (grasses, sedges, and allies) » Cyperaceae (sedges) » Cyperoideae » Scirpeae » Eriophorum (Cottongrass) » Eriophorum angustifolium (Common Cotton-grass)