Phalaris caroliniana is a species of grass known as Carolina canarygrass and maygrass. It is native to the southern United States, and it can be found as a naturalized species along the west coast of the United States, as well as northern Mexico and parts of Europe and Australia. It is most often found in moist to wet habitats, such as marshy meadows, and it can thrive in disturbed areas. It is an annual grass reaching a maximum height between 1 and 1.5 m (3.3 and 4.9 ft). The hairy inflorescence ...