Branched bur-reed, water-plantain, nodding bur-marigold, trifid bur-marigold, greater spearwort, and eight-stamened waterwort are found at the site.
en.wikipedia.org The original vegetation cover is primarily white oak, black oak, bur oak, marsh and sedge meadow, wet prairie, and lowland shrubs.
en.wikipedia.org Predominantly ponderosa pine, the forest also includes hard woods like aspen, bur oak, and birch.
en.wikipedia.org Additional plants found at the site are grape vines, lotus, bur-reeds, cattails, and water-plantago.
en.wikipedia.org The fruit is a spherical, woolly bur about half a centimeter long covered in hooked spines.
en.wikipedia.org