Carex typhinaCarex typhina, often called the cattail sedge, is a rare species of Carex known to grow in wetlands. It is native to North America.Conservation statusIt is listed as a special concern species in Connecticut, possibly extirpated in Maine, threatened in Massachusetts, Michigan, and New York (state), and endangered in Pennsylvania.Physical descriptionCarex Typhina can grow to heights of 30 to 80 centimeters with a reddish-brown hue at the base of the stem. Their heads feature multiple erect spikes