TY - JOUR T1 - On the separation of two species within Festuca subg. Obtusae (Poaceae) JF - Taxon Y1 - 1993 A1 - Aiken, S. G. A1 - Lefkovitch, L.P. SP - 323 EP - 337 VL - 42 SN - 0040-0262 ER - TY - JOUR T1 - Evidence against the existence of varieties in Arctagrostis latifolia ssp. arundinacea (Poaceae) JF - Canadian Journal of Botany Y1 - 1994 A1 - Aiken, S. G. A1 - Lefkovitch, L.P. A1 - Gardiner, SE A1 - Mitchell, WW SP - 1039 EP - 1050 VL - 72 SN - 1480-3305 ER - TY - JOUR T1 - Dupontia (Poaceae) in North America JF - Canadian Journal of Botany Y1 - 2003 A1 - Brysting, A. K. A1 - Aiken, S. G. A1 - Lefkovitch, L.P. A1 - Boles, RL SP - 769 EP - 779 VL - 81 SN - 0008-4026 ER - TY - JOUR T1 - Grasses of the Queen Elizabeth Islands JF - Can. J. Bot Y1 - 1989 A1 - McLachlan, KI A1 - Aiken, S. G. A1 - Lefkovitch, L.P. A1 - Edlund, S.A. SP - 2088 EP - 2105 KW - Arctic floristics VL - 67 ER - TY - JOUR T1 - Arctagrostis (Poaceae, tribe Pooideae) in North America and Greenland JF - Canadian Journal of Botany Y1 - 1990 A1 - Aiken, S. G. A1 - Lefkovitch, L.P. SP - 2422 EP - 2432 VL - 68 SN - 1480-3305 ER - TY - JOUR T1 - The taxonomic value of using epidermal characteristics in the Canadian rough fescue complex (Festuca altaica, F. campestris, F. hallii,«F. scabrella») JF - Canadian Journal of Botany Y1 - 1984 A1 - Aiken, S. G. A1 - Lefkovitch, L.P. SP - 1864 EP - 1870 VL - 62 SN - 0008-4026 ER - TY - JOUR T1 - Restricted taxonomic value of leaf sections in Canadian narrow-leaved Festuca (Poaceae) JF - Can. J. Bot Y1 - 1985 A1 - Aiken, S. G. A1 - Darbyshire, SJ A1 - Lefkovitch, L.P. SP - 995 EP - 1007 VL - 63 ER - TY - JOUR T1 - Canadian grass genera: keys and descriptions in English and French from an automated data bank JF - Can. J. Bot Y1 - 1986 A1 - Watson, L. A1 - Aiken, S. G. A1 - Dallwitz, M. J. A1 - Lefkovitch, L.P. A1 - Dube, M. SP - 53 EP - 70 VL - 64 ER - TY - JOUR T1 - Vegetative proliferation in inflorescences of red fescue (Festuca rubra sl, Poaceae) JF - Canadian Journal of Botany Y1 - 1988 A1 - Aiken, S. G. A1 - Lefkovitch, L.P. A1 - Darbyshire, SJ A1 - Armstrong, KC SP - 1 EP - 10 VL - 66 SN - 0008-4026 ER -