Carex glacialis; The Glacier Sedge is a small sedge (max 10cm.) which grows on dry open rocky grounds and mountains. It is quite common in the northern and eastern regions of Iceland, including the highlands. It is rare elsewhere. It has a few female spikes closely pressed to the stem and a single male spike on top. The beaks of the utricles are quite long.
The Glacier Sedge (C. glacialis) is a member of the sedge family (Cyperaceae). The Icelandic name of this species is Dvergstör.