 Gentiana alba

Gentiana alba (called plain, pale, white, cream, or yellow gentian) is a herbaceous species of flowering plant in the Gentian family Gentianaceae, producing yellowish-white colored flowers from thick white taproots.It is native to North America from Manitoba through Ontario in the north, south to Oklahoma, Arkansas and North Carolina, and it is listed as rare, endangered, threatened or extirpated in parts of this range.