culen

Among the vegetable productions we observe a species of wild rye which is now heading: it rises to the height of eighteen or twenty inches, the beard remarkably fine and soft; the culen is jointed, and in every respect except in height it resembles the wild rye.

History of the Expedition under the Command of Captains Lewis and Clark, Vol. I. To the Sources of the Missouri, Thence Across the Rocky Mountains and Down the River Columbia to the Pacific Ocean. Performed During the Years 1804-5-6. William Clark 1804