]> Botany [Collector note: Mexico: GH, ILL] Seigler, David Stanley, Ebinger, John E., Clarke, Hugh David & Gratton, C. Seigler, David Stanley, Ebinger, John E., Clarke, Hugh David & Gratton, C. D. S. Seigler, J. E. Ebinger, H. D. Clarke & C. Gratton David S. Seigler, John E. Ebinger, Hugh D. Clarke & C. Gratton Seigler, D. S., Ebinger, J. E., Clarke, H. D. & Gratton, C.