OPPENHEIM, D.R. 1995 (Feb. 28) (`1994') Taxonomic studies of Achnanthes (Bacillariophyta) in freshwater maritime Antarctic lakes. Canad. J. Bot. 72(12): 1735-1748, 78 figs. 11 specific and infraspecific taxa described, incl. Achnanthes quadripunctata n.s.; incl. list of 78 specific and infraspecific taxa of Achnanthes recorded from high southern latitudes |