Sisyrinchium montanum, the blue-eyed-grass, American blue-eyed-grass, or strict blue-eyed grass, is a grass-like species of plant from the genus Sisyrinchium, native to northern North America from Newfoundland west to easternmost Alaska, and south to Pennsylvania in the east, and to New Mexico in the Rocky Mountains. Sisyrinchium montanum is a herbaceous perennial plant that grows in clumps between 10 and 50 cm (4 and 20 in) tall. Its stems have wings with entire to finely toothed margins. The leaves and stem are slender, 3 mm (1⁄8 in) broad, green or brownish, with sharp edges and a fine point.