@proceedings {KNZ00501, title = {Gas exchange and reproduction of Spiranthes vernalis (Orchidaceae) in a Kansas tallgrass prairie}, year = {1995}, pages = {21 -24}, keywords = {LTER-KNZ, tallgrass prairie}, url = {http://images.library.wisc.edu/EcoNatRes/EFacs/NAPC/NAPC14/reference/econatres.napc14.sjohnson.pdf}, author = {Johnson, S.R.}, editor = {D.C. Hartnett} }