New York Metropolitan Flora

List of Chelone Species

References to Chelone

• Crosswhite, FS 1965. Variation in Chelone glabra in Wisconsin (Scrophulariaceae). Michigan Bot. 4: 62-66.
• Heinrich, B. 1979. Majoring and minoring by foraging bumble bees Bombus vagans, an experimental analysis. Ecology 60: 245-255.
• Lovell, J. H. 1898. The insect visitors of flowers. Bull. Torrey Bot. Club 25: 382-390.
• Nelson, A. D. et.al. 1998. Notes on chromosome numbers in Chelone (Scrophulariaceae). Castanea 63: 183-187.
• Nelson, A. D.; Elisens, W. J. 1999. Polyploid evolution and biogeography in Chelone (Scrophulariaceae): morphological and isozyme evidence. Amer. J. Bot. 86: 1487-1501.
• Williams, C. E. et.al. 2000. Use of turtlehead (Chelone glabra L.) and other herbaceous plants to assess intensity of white-tailed deer browsing on Allegheny Plateau riparian forests, USA. Biol. Conserv. 92: 207-215. (Other genera/species discussed)
• Wolfe, A. D.; Datwyler, S. L.; Randle, C. P. 2002. A phylogenetic and biogeographic analysis of the Cheloneae (Scropulariaceae) based on ITS and matK sequence data. Syst. Bot. 27: 138-148.