White Boneset is also called White Thoroughwort.
The plant is a tall perennial, 2 to 3 feet. Its preferred
habitat is dry pinelands, roadside embankments, moist ditches
and the edge of marshy bogs. Distribution is throughout the Escambia
The leaves are 2 to 4 inches long, usually folded, coarsely
toothed with conspicuous veins on the under surface. The leaf
is also marked with tiny translucent dots and stiff hairs.
The flowers are in flat-top clusters. The individual flower
head is nearly 1/2 inch long with tapered involucral bracts.
There are 5 disc flowers per head. Flowers occur in the summer.
Fruit is achene.