familyRosaceae
subfamilyRosaceae subfam. Amygdaloideae
genusCrataegus
sectionCrataegus sect. Coccineae
speciesCrataegus collina
Difference between revisions of "Crataegus collina var. lettermanii"
Rhodora 10: 76. 1908.
Endemic
Basionym: Crataegus lettermanii Sargent Bot. Gaz. 31: 220. 1901 (as lettermani)
Synonyms: C. collina var. secta (Sargent) E. J. Palmer C. secta
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|label=Endemic | |label=Endemic | ||
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| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Crataegus lettermanii | |name=Crataegus lettermanii | ||
|authority=Sargent | |authority=Sargent | ||
| + | |rank=species | ||
| + | |publication_title=Bot. Gaz. | ||
| + | |publication_place=31: 220. 1901 (as lettermani) | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=C. collina var. secta | |name=C. collina var. secta | ||
|authority=(Sargent) E. J. Palmer | |authority=(Sargent) E. J. Palmer | ||
| + | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=C. secta | |name=C. secta | ||
| − | |authority= | + | |authority= |
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Rosaceae;Rosaceae subfam. Amygdaloideae;Rosaceae tribe Gillenieae;Crataegus;Crataegus sect. Coccineae;Crataegus (sect. Coccineae) ser. Punctatae;Crataegus collina;Crataegus collina var. lettermanii | |hierarchy=Rosaceae;Rosaceae subfam. Amygdaloideae;Rosaceae tribe Gillenieae;Crataegus;Crataegus sect. Coccineae;Crataegus (sect. Coccineae) ser. Punctatae;Crataegus collina;Crataegus collina var. lettermanii | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Crataegus collina var. lettermanii | name=Crataegus collina var. lettermanii | ||
| − | |||
|authority=(Sargent) Eggleston | |authority=(Sargent) Eggleston | ||
|rank=variety | |rank=variety | ||
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|publication year=1908 | |publication year=1908 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V9/V9_919.xml |
|subfamily=Rosaceae subfam. Amygdaloideae | |subfamily=Rosaceae subfam. Amygdaloideae | ||
|tribe=Rosaceae tribe Gillenieae | |tribe=Rosaceae tribe Gillenieae | ||
Latest revision as of 23:00, 5 November 2020
Leaf blades broadly elliptic, 5–7.5 cm, nearly full grown at anthesis, length/width = 1.3, chartaceous, lobes 1 or 2 per side, evident, max LII 20%, lobe apex obtuse, margins serrate, teeth 1 mm, apex subacute to obtuse, adaxial surface matte, pubescent young. Inflorescence branches pubescent. Flowers 14–18 mm diam.; stamens 5–15(–20), anthers white or cream.
Phenology: Flowering Apr; fruiting Sep–Oct.
Habitat: Pastures, fencerows, scrub, open woodlands
Elevation: 10–500 m
Discussion
Variety lettermanii has leaves rather large for Crataegus collina; they are also relatively wide and have well-developed, obtuse lobes, making it like a larger var. hirtiflora.
Selected References
None.
Lower Taxa
None.