“For dry shade, also try Douglas iris, any of the alum roots, hummingbird sage, sword fern, and foothill sedge.”
“Evergreen grasses, such as sedge, blue oat grass, and some species of feather grass, which only need renewing every 2 to 3 years.”
“A high-level two kilometre ridge walk traverses huge swathes of green mosses and sedge, a breeding ground for dotterel.”
sedge
Any plant of the genus Carex, the true sedges, perennial, endogenous herbs, often growing in dense tufts in marshy places. They have triangular jointless stems, a spiked inflorescence, and long grasslike leaves which are usually rough on the margins and midrib. There are several hundred species.