F1027 Crataegus chrysocarpa Ashe (tetraploid) (Permalink) (Viewed 266 times )
F1026 Crataegus douglasii Lindley (allopolyploid) (Permalink) (Viewed 281 times )
F1028 Crataegus macracantha Lodd. ex Loud. (tetraploid) (Permalink) (Viewed 276 times )
F1025 Crataegus suksdorfii (Sarg.) Kruschke (allopolyploid ) (Permalink) (Viewed 295 times )
F1024 Crataegus suksdorfii (Sarg.) Kruschke (diploid ) (Permalink) (Viewed 302 times )