Agrostis microphylla is a species of grass known by the common name small-leaf bentgrass. It is native to western North America from British Columbia to Baja California, where it grows along coastal cliffs, on serpentine mountain slopes, and in vernal pools. This is a winter-flowering annual bunchgrass approaching half a meter in maximum height. The inflorescence is a dense cylindrical panicle up to 12 centimeters long. The spikelets are yellowish, greenish, or purplish, and very narrow and pointed. This is a winter-flowering annual bunchgrass approaching half a meter in maximum height. The inflorescence is a dense cylindrical panicle up to 12 centimeters long. The spikelets are yellowish, greenish, or purplish, and very narrow and pointed.