Difference between revisions of "Stylisma villosa"

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{{taxobox
 
{{taxobox
 
| name = Stylisma villosa
 
| name = Stylisma villosa
| image = Insert.jpg
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| image = Styl_vill.jpg
| image_caption =  
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| image_caption = Photo by Wayne Matchett, [http://www.spacecoastwildflowers.com  SpaceCoastWildflowers.com]
 
| regnum = Plantae
 
| regnum = Plantae
 
| divisio = Magnoliophyta - Flowering plants
 
| divisio = Magnoliophyta - Flowering plants
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}}
 
}}
  
Common name: hairy dawnflower
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Common name: Hairy dawnflower
 
==Taxonomic notes==
 
==Taxonomic notes==
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Synonyms: ''Bonamia villosa'' (Nash) K.A. Wilson; ''Breweria villosa'' Nash.<ref>Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draf of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref>
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==Description==  
 
==Description==  
 
<!-- Basic life history facts such as annual/perrenial, monoecious/dioecious, root morphology, seed type, etc. -->
 
<!-- Basic life history facts such as annual/perrenial, monoecious/dioecious, root morphology, seed type, etc. -->
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''S. villosa'' is a perennial vine that has wiry, twining, thick, pubescent stems. The leaves are alternate, elliptical/oval, densely covered with white hairs and are held upright at a right angle to the ground, which reduces water loss from transpiration during the heat of the day. Inflorescence are solitary or in cymes of 3-7 flowers.<ref name="hawthorn">[[http://hawthornhillwildflowers.blogspot.com/2012/11/hairy-dawnflower-stylisma-villosa.html]]Native Florida Wildflowers. Accessed: March 16, 2016.</ref><ref name="hoffman">Hoffman, S.J.. Taxonomic and phylogenetic evaluation of Stylisma (Convolvulaceae). Thesis: University of North Carolina Wilmington</ref> Flowers have white corollas and are about two centimeters broad.<ref name="fsu">Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: November 2015. Collectors: Edwin L. Bridges, Robert K. Godfrey, Robert Kral, O. Lakela, Sidney McDaniel, J.B. McFarlin, Steve L. Orzell, Allen G. Shuey. States and Counties: Florida: DeSoto, Highlands, Martin, Palm Beach, Orange, Polk. Compiled by Tall Timbers Research Station and Land Conservancy.</ref> This species is commonly mistaken for ''S. aquatica'' when not flowering.<ref name="hoffman"/>
  
 
==Distribution==
 
==Distribution==
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Found in Florida, Georgia, Mississippi, Louisiana, and Texas. Listed as vulnerable in Texas.<ref name="natureserve">[[http://explorer.natureserve.org/servlet/NatureServe?searchName=Stylisma+villosa]]NatureServe. Accessed: March 16, 2016</ref>
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==Ecology==
 
==Ecology==
 
===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.-->
In the Coastal Plain in Florida, ''S. villosa'' can occur in longleaf pine/scrub oak sand ridges, moist lake shores, and sandy longleaf pine-''Carya floridana''-oak woods. It has also occurred in disturbed hammocks and an elevated fill roadside along canals through burned wetland slash pine savanna (FSU Herbarium). Associated species include ''Quercus laevis, Q. incana, Q. virginiana, Q. myrtifolia, Q. chapmanii, Serenoa repens'', and ''Ceanothus'' (FSU Herbarium).
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In the Coastal Plain in Florida, ''S. villosa'' habitats include longleaf pine/scrub oak sand ridges, moist lake shores, and sandy longleaf pine-scrub hickory-oak woods. It can be found in disturbed scrubs, hammocks and along canals through a burned wetland slash pine savanna.  
  
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Associated species include ''[[Quercus laevis]], [[Quercus incana]], [[Quercus virginiana]], [[Quercus myrtifolia]], [[Quercus chapmanii]], [[Serenoa repens]]'', and ''Ceanothus.''<ref name="fsu"/>
 
===Phenology=== <!--Timing off flowering, fruiting, seed dispersal, and environmental triggers.  Cite PanFlora website if appropriate: http://www.gilnelson.com/PanFlora/ -->
 
===Phenology=== <!--Timing off flowering, fruiting, seed dispersal, and environmental triggers.  Cite PanFlora website if appropriate: http://www.gilnelson.com/PanFlora/ -->
===Seed dispersal===
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Flowers May through June and fruits June through November.<ref name="fsu"/>
===Seed bank and germination===
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<!--===Seed dispersal===-->
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<!--===Seed bank and germination===-->
 
===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses-->
 
===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses-->
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Populations of ''Stylisma villosa'' have been known to persist through repeated annual burning,<ref>Platt, W.J., R. Carter, G. Nelson, W. Baker, S. Hermann, J. Kane, L. Anderson, M. Smith, K. Robertson. 2021. Unpublished species list of Wade Tract old-growth longleaf pine savanna, Thomasville, Georgia.</ref> and this species has been observed growing in burned wetland slash pine savannas.<ref name="fsu"/>
 
===Pollination===
 
===Pollination===
The following Hymenoptera families and species were observed visiting flowers of ''Stylisma villosa'' at Archbold Biological Station (Deyrup 2015):
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Leafcutting bees such as ''Dianthidium floridiense'' (family Megachilidae) were observed visiting flowers of ''Stylisma villosa'' at the Archbold Biological Station:<ref name="Deyrup 2015">Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.</ref>
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<!--===Herbivory and toxicology===<!--Common herbivores, granivory, insect hosting, poisonous chemicals, allelopathy, etc-->
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<!--===Diseases and parasites===-->
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==Conservation, cultivation, and restoration==
  
Megachilidae:  ''Dianthidium floridiense''
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==Cultural use==
  
===Use by animals=== <!--Herbivory, granivory, insect hosting, etc.-->
 
===Diseases and parasites===
 
==Conservation and Management==
 
==Cultivation and restoration==
 
 
==Photo Gallery==
 
==Photo Gallery==
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<gallery widths=180px>
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File: Styl_vill_WMatchett_SpaceCoastWildfl-Flower.jpg | <center> Flowers of ''Stylisma'' ''villosa'' <p> Photo by Wayne Matchett, [http://www.spacecoastwildflowers.com  SpaceCoastWildflowers.com] </p>
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</gallery>
 
==References and notes==
 
==References and notes==
Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.
 

Latest revision as of 13:17, 15 July 2022

Stylisma villosa
Styl vill.jpg
Photo by Wayne Matchett, SpaceCoastWildflowers.com
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Solanales
Family: Convolvulaceae
Genus: Stylisma
Species: S. villosa
Binomial name
Stylisma villosa
(Nash) House
Styl vill dist.jpg
Natural range of Stylisma villosa from USDA NRCS Plants Database.

Common name: Hairy dawnflower

Taxonomic notes

Synonyms: Bonamia villosa (Nash) K.A. Wilson; Breweria villosa Nash.[1]

Description

S. villosa is a perennial vine that has wiry, twining, thick, pubescent stems. The leaves are alternate, elliptical/oval, densely covered with white hairs and are held upright at a right angle to the ground, which reduces water loss from transpiration during the heat of the day. Inflorescence are solitary or in cymes of 3-7 flowers.[2][3] Flowers have white corollas and are about two centimeters broad.[4] This species is commonly mistaken for S. aquatica when not flowering.[3]

Distribution

Found in Florida, Georgia, Mississippi, Louisiana, and Texas. Listed as vulnerable in Texas.[5]

Ecology

Habitat

In the Coastal Plain in Florida, S. villosa habitats include longleaf pine/scrub oak sand ridges, moist lake shores, and sandy longleaf pine-scrub hickory-oak woods. It can be found in disturbed scrubs, hammocks and along canals through a burned wetland slash pine savanna.

Associated species include Quercus laevis, Quercus incana, Quercus virginiana, Quercus myrtifolia, Quercus chapmanii, Serenoa repens, and Ceanothus.[4]

Phenology

Flowers May through June and fruits June through November.[4]

Fire ecology

Populations of Stylisma villosa have been known to persist through repeated annual burning,[6] and this species has been observed growing in burned wetland slash pine savannas.[4]

Pollination

Leafcutting bees such as Dianthidium floridiense (family Megachilidae) were observed visiting flowers of Stylisma villosa at the Archbold Biological Station:[7]

Conservation, cultivation, and restoration

Cultural use

Photo Gallery

References and notes

  1. Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draf of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
  2. [[1]]Native Florida Wildflowers. Accessed: March 16, 2016.
  3. 3.0 3.1 Hoffman, S.J.. Taxonomic and phylogenetic evaluation of Stylisma (Convolvulaceae). Thesis: University of North Carolina Wilmington
  4. 4.0 4.1 4.2 4.3 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: November 2015. Collectors: Edwin L. Bridges, Robert K. Godfrey, Robert Kral, O. Lakela, Sidney McDaniel, J.B. McFarlin, Steve L. Orzell, Allen G. Shuey. States and Counties: Florida: DeSoto, Highlands, Martin, Palm Beach, Orange, Polk. Compiled by Tall Timbers Research Station and Land Conservancy.
  5. [[2]]NatureServe. Accessed: March 16, 2016
  6. Platt, W.J., R. Carter, G. Nelson, W. Baker, S. Hermann, J. Kane, L. Anderson, M. Smith, K. Robertson. 2021. Unpublished species list of Wade Tract old-growth longleaf pine savanna, Thomasville, Georgia.
  7. Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.