CHANDRA, S. 2004 (Aug.) Some new taxa of subaerial and freshwater algae from Yercaud Hills, Tamilnadu Indian Hydrobiol. 7(1/2): 235-247, incl. IV pls., 10 figs [Geminifilum n.g., Krishnamurthya n.g., n.spp. in Nostoc, Trentepohlia, Phycopeltis]