''Carex blepharicarpa'' is a species of
sedge
The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus ''Carex'' wit ...
with a native range consisting of Sakhalin in the Russian Far East, Korea and Japan.
References
blepharicarpa
Flora of Japan
Flora of Korea
Flora of the Kuril Islands
Flora of Sakhalin
{{Carex-stub