[064-58] Contributions to an Illinois Flora No. 4. Compositae II. (Tribe Heliantheae, Part I Dyssodia, Helenium, Gaillardia, Hymenoxys, Hymenopappus, and Polymnia)
Wunderlin, R.P. Contributions to an Illinois Flora No. 4. Compositae II. (Tribe Heliantheae, Part I Dyssodia, Helenium, Gaillardia, Hymenoxys, Hymenopappus, and Polymnia) 064-58-print