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Crataegus (sect. Coccineae) ser. Pulcherrimae (category Crataegus sect. Coccineae)
gilva, Crataegus incilis, Crataegus mendosa, Crataegus opima, Crataegus pinetorum, Crataegus pulcherrima, Crataegus sargentii, Crataegus tecta, Crataegus venusta

11 KB (708 words) - 23:00, 5 November 2020
Crataegus ×sicca (category Crataegus)
Gillenieae genusCrataegus speciesCrataegus ×sicca Show Lower Taxa Glabrifolia, Sicca Sargent Crataegus Missouri, 101. 1908. as species James B. Phipps

3 KB (285 words) - 13:49, 30 November 2021
Crataegus monogyna (category Crataegus (sect. Crataegus) ser. Crataegus)
genusCrataegus sectionCrataegus sect. Crataegus seriesCrataegus (sect. Crataegus) ser. Crataegus speciesCrataegus monogyna Show Lower Taxa Crataegus monogyna

3 KB (214 words) - 17:19, 6 November 2020
Crataegus ×vailiae (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×vailiae Britton Bull. Torrey Bot. Club 24: 53. 1897. as species James B. Phipps Common names:

4 KB (383 words) - 13:57, 30 November 2021
Crataegus ×sicca nothovar. glabrifolia (category Crataegus ×sicca)
propertiesFromHigherTaxa=[{"rank":"species","name":"Crataegus \u00d7sicca","properties":[]},{"rank":"genus","name":"Crataegus","properties":["author"]},{"rank":"tribe"

3 KB (154 words) - 18:32, 9 December 2022
Crataegus ×sicca nothovar. sicca (category Crataegus ×sicca)
propertiesFromHigherTaxa=[{"rank":"species","name":"Crataegus \u00d7sicca","properties":[]},{"rank":"genus","name":"Crataegus","properties":["author"]},{"rank":"tribe"

2 KB (155 words) - 18:34, 9 December 2022
Crataegus persimilis (category Crataegus)
Ohio, Va., Wis. Crataegus persimilis has a large but sporadic distribution; some populations appear to be self-perpetuating. The species is widely cultivated

6 KB (675 words) - 22:54, 5 November 2020
Crataegus ×coleae (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×coleae Sargent Trees & Shrubs 1: 7, plate 4. 1902. as species James B. Phipps Endemic Treatment

3 KB (346 words) - 13:39, 30 November 2021
Crataegus laurentiana (category Crataegus)
large population in Minnesota. Hybrid origin for Crataegus laurentiana between a ser. Macracanthae species and C. chrysocarpa in the broad sense, or C. jonesiae

7 KB (720 words) - 22:54, 5 November 2020
Crataegus ×incaedua (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×incaedua Sargent Trees & Shrubs 2: 3, plate 102. 1907. as species James B. Phipps Endemic Treatment

3 KB (260 words) - 13:44, 30 November 2021
Crataegus ×lucorum (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×lucorum Sargent Bot. Gaz. 31: 227. 1901. as species James B. Phipps Endemic Treatment appears

3 KB (253 words) - 13:46, 30 November 2021
Crataegus ×dispessa (category Crataegus)
genusCrataegus speciesCrataegus ×dispessa Ashe J. Elisha Mitchell Sci. Soc. 19: 17. 1903. as species James B. Phipps Endemic Basionym: Crataegus pyriformis Britton

3 KB (298 words) - 13:42, 30 November 2021
Crataegus ×atrorubens (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×atrorubens Ashe J. Elisha Mitchell Sci. Soc. 16: 78. 1900. as species James B. Phipps Endemic Treatment

3 KB (321 words) - 13:37, 30 November 2021
Crataegus ×collicola (category Crataegus)
genusCrataegus speciesCrataegus ×collicola Ashe J. Elisha Mitchell Sci. Soc. 16: 75. 1900. as species James B. Phipps Endemic Synonyms: Crataegus collina

4 KB (416 words) - 13:40, 30 November 2021
Crataegus ×fretalis (category Crataegus)
Map Conn., Maine, Mass. Crataegus ×fretalis is probably a hybrid between C. macrosperma and a species of ser. Coccineae. Crataegus tortilis Ashe from northern

4 KB (355 words) - 13:43, 30 November 2021
Crataegus ×disperma (category Crataegus)
genusCrataegus speciesCrataegus ×disperma Ashe J. Elisha Mitchell Sci. Soc. 17: 14. 1900. as species James B. Phipps Endemic Synonyms: Crataegus grandis Ashe

4 KB (391 words) - 13:40, 30 November 2021
Crataegus ×bicknellii (category Crataegus)
tribe Gillenieae genusCrataegus speciesCrataegus ×bicknellii (Eggleston) Eggleston Bull. Torrey Bot. Club 38: 244. 1911. as species James B. Phipps Endemic

4 KB (391 words) - 13:38, 30 November 2021
Crataegus turnerorum (category Crataegus)
woody species with such typically eastern-northeastern ranges as ser. Tenuifoliae. Phipps, J. B. 1990. Crataegus secreta (Rosaceae), a new species of hawthorn

4 KB (453 words) - 22:54, 5 November 2020
Crataegus
Crataegus, Crataegus sect. Douglasia, Crataegus sect. Macracanthae, Crataegus sect. Sanguineae, Crataegus turnerorum, Crataegus ×atrorubens, Crataegus

21 KB (2,479 words) - 15:24, 9 December 2021
Crataegus ×latebrosa (category Crataegus)
tribeRosaceae tribe Gillenieae genusCrataegus speciesCrataegus ×latebrosa Sargent Rep. (Annual) Missouri Bot. Gard. 22: 73. 1912. as species James B. Phipps Endemic

4 KB (415 words) - 13:45, 30 November 2021