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