Difference between revisions of "Crataegus uniflora"

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(Taxonomic notes)
 
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===Habitat=== <!--Natural communities, human disturbed habitats, topography, hydrology, soils, light, fire regime requirements for removal of competition, etc.-->
 
===Habitat=== <!--Natural communities, human disturbed habitats, topography, hydrology, soils, light, fire regime requirements for removal of competition, etc.-->
  
This species has been observed in semi open, mixed hardwood woodlands, sandy ridges, slopes, and within stands of slash pine on sandy soils. Thrives in open light and shaded environments in moist loamy soils, dry sand, and loamy sands. It also occurs in disturbed sandy soils associated with sand pine, longleaf pine, and turkey oak community.<ref name="fsu"/>
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This species has been observed in semi open, mixed hardwood woodlands, sandy ridges, slopes, and within stands of slash pine on sandy soils. Thrives in open light and shaded environments in moist loamy soils, dry sand, and loamy sands. It also occurs in disturbed sandy soils associated with sand pine, longleaf pine, and turkey oak community.<ref name="fsu"/> However it was found to be a decreaser in its long-term response following cessation of repeated soil disturbance.<ref name=Dixon>Dixon, C. M., K. M. Robertson, A. M. Reid and M. T. Rother. 2024. Mechanical soil disturbance in a pine savanna has multiyear effects on plant species composition. Ecosphere 15(2):e4759.</ref>
  
 
Associated species includes slash pine, sand pine, longleaf pine, turkey oak, red oak, post oak, mockernut hickory, magnolia, ''[[Viburnum rufidulum]]'', and others.<ref name="fsu"/>
 
Associated species includes slash pine, sand pine, longleaf pine, turkey oak, red oak, post oak, mockernut hickory, magnolia, ''[[Viburnum rufidulum]]'', and others.<ref name="fsu"/>

Latest revision as of 10:25, 1 August 2024

Crataegus uniflora
Crataegus uniflora Gil.jpg
photo by Gil Nelson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Rosales
Family: Rosaceae
Genus: Crataegus
Species: C. uniflora
Binomial name
Crataegus uniflora
Münchh
CRAT UNIF dist.jpg
Natural range of Crataegus uniflora from USDA NRCS Plants Database.

Common names: Dwarf hawthorn; oneflower hawthorn

Taxonomic notes

Synonyms: none[1]

Varieties: Crataegus gregalis Beadle; C. arenicola W.W. Ashe; C. raleighensis W.W. Ashe; C. pentaneura W.W. Ashe[1]

Description

A description of Crataegus uniflora is provided in The Flora of North America. This species has been described as a small, tree-like, scraggly scrub.[2]

Distribution

Found from New York and New Jersey south to north Florida, west to east Texas and northeast to south Missouri.[3]

Ecology

Habitat

This species has been observed in semi open, mixed hardwood woodlands, sandy ridges, slopes, and within stands of slash pine on sandy soils. Thrives in open light and shaded environments in moist loamy soils, dry sand, and loamy sands. It also occurs in disturbed sandy soils associated with sand pine, longleaf pine, and turkey oak community.[2] However it was found to be a decreaser in its long-term response following cessation of repeated soil disturbance.[4]

Associated species includes slash pine, sand pine, longleaf pine, turkey oak, red oak, post oak, mockernut hickory, magnolia, Viburnum rufidulum, and others.[2]

Phenology

C. uniflora is a hermaphroditic species[5] with inferior ovaries.[6] The species has been observed flowering in March, April and July and fruiting in April and June.[7][2]

Fire ecology

Populations of Crataegus uniflora have been known to persist through repeated annual burns.[8]

Pollination

Crataegus uniflora has been observed to be pollinated by midges.[5]

Herbivory and toxicology

Fruits are eaten by several species of birds. The dense branching supplies shelter to a variety of animals.[9]

Conservation, cultivation, and restoration

Cultural use

Photo Gallery

References and notes

  1. 1.0 1.1 Weakley, A.S. 2020. Flora of the Southeastern United States. Edition of 20 October 2020. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
  2. 2.0 2.1 2.2 2.3 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2014. Collectors: Robert K. Godfrey, Loran C. Anderson, Angus Gholson, Wilson Baker, Cecil R Slaughter, Andre F. Clewell, Annie Schmidt, M. Boothe, B. Boothe, Kathleen Craddock Burks, and Richard Gaskalla. States and Counties: Florida: Alachua, Clay, Calhoun, Gadsden, Leon, Liberty, and Putnam.
  3. [[1]]Lady Bird Johnson Wildflower Center. Accessed: April 15, 2016
  4. Dixon, C. M., K. M. Robertson, A. M. Reid and M. T. Rother. 2024. Mechanical soil disturbance in a pine savanna has multiyear effects on plant species composition. Ecosphere 15(2):e4759.
  5. 5.0 5.1 [[2]]Accessed: April 16, 2016
  6. [[3]]Accessed: April 16, 2016
  7. Nelson, G. PanFlora: Plant data for the eastern United States with emphasis on the Southeastern Coastal Plains, Florida, and the Florida Panhandle. www.gilnelson.com/PanFlora/ Accessed: 8 DEC 2016
  8. Robertson, K.M. Unpublished data collected from Pebble Hill Fire Plots, Pebble Hill Plantation, Thomasville, Georgia.
  9. [[4]]Discover Life. Accessed: April 14, 2016