''Carex amplectens'', the claspbract sedge, 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 ...
that was first described by
Kenneth Mackenzie in 1917.
References
amplectens
Plants described in 1917
{{Carex-stub