Difference between revisions of "Stylisma villosa"

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Common name: hairy dawnflower
 
Common name: hairy dawnflower
==Taxonomic notes==
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==Description==  
 
==Description==  
 
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===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/ -->
 
Flowers May through June and fruits June through November<ref name="fsu"/>.
 
Flowers May through June and fruits June through November<ref name="fsu"/>.
 
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===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses-->
 
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It has been observed growing in burned wetland slash pine savannas<ref name="fsu"/>.
 
It has been observed growing in burned wetland slash pine savannas<ref name="fsu"/>.
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Megachilidae:  ''Dianthidium floridiense''
 
Megachilidae:  ''Dianthidium floridiense''
 
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==Photo Gallery==
 
==Photo Gallery==
 
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Revision as of 11:20, 18 March 2016

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

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[1][2]. Flowers have white corollas and are about two centimeters broad[3]. This species is commonly mistaken for S. aquatica when not flowering[2].

Distribution

Found in Florida, Georgia, Mississippi, Louisiana, and Texas. Listed as vulnerable in Texas[4].

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, Q. incana, Q. virginiana, Q. myrtifolia, Q. chapmanii, Serenoa repens, and Ceanothus[3].

Phenology

Flowers May through June and fruits June through November[3].

Fire ecology

It has been observed growing in burned wetland slash pine savannas[3].

Pollination

The following Hymenoptera families and species were observed visiting flowers of Stylisma villosa at Archbold Biological Station (Deyrup 2015):

Megachilidae: Dianthidium floridiense

Photo Gallery

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.

  1. [[1]]Native Florida Wildflowers. Accessed: March 16, 2016
  2. 2.0 2.1 Hoffman, S.J.. Taxonomic and phylogenetic evaluation of Stylisma (Convolvulaceae). Thesis: University of North Carolina Wilmington
  3. 3.0 3.1 3.2 3.3 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.
  4. [[2]]NatureServe. Accessed: March 16, 2016