Biology:Crataegus sect. Douglasia
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Short description: Species of hawthorn
| Crataegus sect. Douglasia | |
|---|---|
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| Crataegus douglasii fruit (series Douglasianae) | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Rosaceae |
| Genus: | Crataegus |
| Section: | Crataegus sect. Douglasia Loudon[1] |
Section Douglasia is a North American section within the genus Crataegus of species with black fruit.[1]
Series
Series in section Douglasia include:[1]
- Cerrones
- Douglasianae
- Purpureofructus
See also
References
- ↑ 1.0 1.1 1.2 Phipps, J.B. (2015), "Crataegus Linnaeus sect. Douglasia Loudon, Arbor. Frutic. Brit. 2:816 1838", in L. Brouillet; K. Gandhi; C.L. Howard et al., Flora of North America North of Mexico, 9: Magnoliophyta: Picramniaceae to Rosaceae, New York, Oxford: Oxford University Press, pp. 502–514, http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=318009
Wikidata ☰ Q22286618 entry
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