Crataegus douglasii is a North American species of hawthorn known by the common names black hawthorn and Douglas' thornapple. It is most abundant in the Pacific Northwest.
^Botanic Gardens Conservation International (BGCI) & IUCN SSC Global Tree Specialist Group (2018). "Crataegus douglasii". IUCN Red List of Threatened Species. 2018: e.T135957326A135957328. doi:10.2305/IUCN.UK.2018-2.RLTS.T135957326A135957328.en. Retrieved 2 June 2024.
^Kruschke, E.P. (1965). "Contributions to the taxonomy of Crataegus". Milwaukee Public Museum Publications in Botany. 3: 11–273.
^Phipps, J.B. (1995). "The identity of Crataegus columbiana and its relationship to C. piperi (Rosaceae)". Taxon. 44 (3): 405–8. doi:10.2307/1223414. JSTOR 1223414.
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Crataegusdouglasii is a North American species of hawthorn known by the common names black hawthorn and Douglas' thornapple. It is most abundant in the...
Crataegus suksdorfii, (Suksdorf's hawthorn), formerly Crataegusdouglasii var. suksdorfii, is a species of hawthorn found in the Pacific Northwest. It...
name Crataegus columbiana is a source of considerable confusion. The species named by Thomas J. Howell is now considered to be the same as C. douglasii, named...
Crataegus macracantha, commonly called large-thorn hawthorn and aubépine á épines longues, is a woody flowering plant native to North America. It is the...
September to November in one generation per year. The larvae feed on Crataegusdouglasii and Prunus species. Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen...
Nations peoples at the time. However, a better translation might be crataegusdouglasii, a North American species of hawthorn known commonly as black hawthorn...
Black Hawthorn may refer to: Crataegus nigra Crataegusdouglasii Black, Hawthorn & Co This disambiguation page lists articles associated with the title...
Crataegus brachyacantha is one of the "black-fruited" species of hawthorn, but it is only very distantly related to the other black-fruited species such...
Crataegus saligna is a species of hawthorn known by the common name willow hawthorn that is seldom cultivated and rather rare in the wild. Its native...
depressions and bottomlands. Other species in the habitat may include Crataegusdouglasii, Amelanchier alnifolia, Elymus cinereus, Rosa woodsii, and Ribes...
words". Retrieved 2012-07-07. Christensen, K.I. 1992. Revision of Crataegus sect. Crataegus and nothosect. Crataeguineae (Rosaceae-Maloideae) in the Old World...
decades. This theory is supported by lack of R. pomonella infestation on C. douglasii in Washington, Oregon, and Idaho, implying that the fly in these regions...
orientalis Populus deltoides Populus yunnanensis Quercus acutissima Quercus douglasii Quercus engelmannii Quercus liex Quercus palustris Pringreen Green Pillar...
have a poisonous look-alike species, the western water hemlock, (Cicuta douglasii, poison hemlock). Flora of Saskatchewan have also aided humans in other...
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