WOJTAL, Agata Z., Horst LANGE-BERTALOT, Rachna NAUTIYAL, Jyoti VERMA, & Prakash NAUTIYAL 2010 Achnanthidium chitrakootense spec. nov. from rivers of northern and central India. Polish Botanical Journal 55(1): 55-64, 32 figs., 3 tables Cardnote: processed from PDF;