Other common Joe-Pye Weed species include: Sweet Joe-Pye Weed (Eupatoriadelphus purpureum / Eupatorium purpureum) which has dark purple on the stem only at the nodes, the leaves have a vanilla scent when crushed, there are fewer flowers per flowerhead (4-7), flowers are dull pale/pink (less dark in color), leaves are in whorls of 3-4, stem often covered with slight whitish bloom and the plant tends to grow in slightly drier locations; Hollow Joe-Pye Weed (Eupatoriadelphus fistulosus / Eupatorium fistulosum) which has a hollow stem, 4-7 leaves in whorls (often 6 leaves), narrow, lance-shapped, sharply toothed leaves, but finer teeth than other Joe-Pye Weeds; Coastal Plain Joe-Pye Weed (Eupatoriadelphus dubius / Eupatorium dubium) which has 3-veined leaves and the base of the leaf narrows abruptly. It grows up to 40 inches tall.
