@book {2708, title = {A Laboratory Guide to the Identification of Claviceps purpurea and Claviceps africana in Grass and Sorghum Seed Samples}, year = {1999}, pages = {19 pp}, publisher = {Oregon Department of Agriculture}, organization = {Oregon Department of Agriculture}, url = {www.erowid.org/archive/rhodium/pdf/claviceps.identification.pdf}, author = {Alderman, S. and Frederickson, D. and Milbrath, G. and Montes, N. and Narro-Sanchez, J. and Odvody, G.} }