Species in the genus Carex:

Carex kobomugi / Kouboumugi コウボウムギ

Carex kobomugi, a perennial common in seashore sandy soil, grows to 10-20cm in height, stems being obtusely 3-ridged, challenging, and thick. Leaves are 4-6mm broad, linear, and margins sandy. Stem tips emerge ovate-to-long-oblong racemes and set light yellow-green spikelets in them. Dioecious is rarely monoecious; utricles measure approximately 1cm long, about the same as scales. Stigmas are three in number. Bloom time: April-July.