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Helianthus verticillatus Small
whorled sunflower

Data Source

Last revised by:
USDA NRCS National Plant Data Team
Curated and maintained by:
USDA NRCS National Plant Data Team

Data Documentation

Documentation State Type
Alabama Natural Heritage Program. AL Literature
Georgia Natural Heritage Program. GA Literature
Schilling, E.E. 2006. Helianthus. Flora of North America North of Mexico, vol. 21. Oxford University Press, New York, Oxford. AL, GA, TN Literature
Sharp, A.J., R.E. Shanks, J.K. Underwood, and E. McGilliard. 1960. A preliminary checklist of monocots in Tennessee. Published by authors, University of Tennessee, Knoxville. TN Literature
Small, J.K. 1898. Studies in the botany of the southeastern United States. XIV. Bulletin of the Torrey Botanical Club 25: 465-484. TN Literature
Tennessee Natural Heritage Program. 2002. Rare plant list (20 October 2002). Department of Environment and Conservation, Tennessee. Literature
Time Generated: 11/24/2015 03:20 PM MST