Species in the genus Carex:

Carex dispalata / Kasasuge カサスゲ

Carex dispalata, a perennial herb, 0.4-1m in height, occurs in flatland wetlands, its thick rhizomes extending suckers long to build colonies. Stems, 3-ridged, are extensive, with rugged leaves, in a linear shape. Spikelets are 4-7 in number; the terminals are male, the other lateral ones, tingeing dark brown, linear, 4-7cm in length, and the lateral spikelets, 3-10cm in height,5mm in with, cylindrical, are females. Bloom time: April-July.