Crataegus jackii explained

Crataegus jackii is a hawthorn that is restricted to southern Quebec.[1] It is related to and has been considered to be a synonym of C. chrysocarpa,[2] but is very hairy, with larger flowers, and has been made a synonym of C. lumaria Ashe.[1]

Notes and References

  1. Phipps . J.B. . 2007 . Miscellaneous typifications, new combinations and one new variety in North American Crataegus (Rosaceae) . Journal of the Botanical Research Institute of Texas . 1 . 12 . 1005–10 . 41971529.
  2. http://plants.usda.gov/java/profile?symbol=CRCHC2 USDA Plants Profile