Difference between revisions of "Lechea sessiliflora"

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(Seed bank and germination)
(References and notes)
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==Photo Gallery==
 
==Photo Gallery==
 
==References and notes==
 
==References and notes==
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Barringer, K. (2004). "New Jersey Pinweeds (Lechea, Cistaceae)." The Journal of the Torrey Botanical Society 131(3): 261-276.
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Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.
 
Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.
  
 
Florida State University Robert K. Godfrey Herbarium database. URL: [http://herbarium.bio.fsu.edu http://herbarium.bio.fsu.edu]. Last accessed: October 2015. Collectors: C. Anderson, M. Davis, Robert K. Godfrey, R. Komarek, H. Roth. States and Counties: Florida:  Calhoun, Franklin, Gadsden, Gulf, Jackson, Leon, Suwannee, Taylor,  Wakulla, Walton. Georgia: Grady. Compiled by Tall Timbers Research Station and Land Conservancy.
 
Florida State University Robert K. Godfrey Herbarium database. URL: [http://herbarium.bio.fsu.edu http://herbarium.bio.fsu.edu]. Last accessed: October 2015. Collectors: C. Anderson, M. Davis, Robert K. Godfrey, R. Komarek, H. Roth. States and Counties: Florida:  Calhoun, Franklin, Gadsden, Gulf, Jackson, Leon, Suwannee, Taylor,  Wakulla, Walton. Georgia: Grady. Compiled by Tall Timbers Research Station and Land Conservancy.
 +
 +
Kirkman, L. K., K. L. Coffey, et al. (2004). "Ground Cover Recovery Patterns and Life-History Traits: Implications for Restoration Obstacles and Opportunities in a Species-Rich Savanna." Journal of Ecology 92(3): 409-421.

Revision as of 09:28, 12 January 2016

Lechea sessiliflora
Insert.jpg
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicotyledons
Order: Fabales
Family: Cistaceae
Genus: Lechea
Species: L. sessiliflora
Binomial name
Lechea sessiliflora
Raf.
Lech sess dist.jpg
Natural range of Lechea sessiliflora from USDA NRCS Plants Database.

Common name: pineland pinweed

Taxonomic notes

Lechea species can be hard to distinguish from each other due to microscopic differences, this often leads to problems with correct nomenclature (Barringer 2004).

Description

L. sessiliflora is a herbaceous perennial distinguished from other Lechea species by having a conspicuously exserted, ellipsoid capsule that is capped by a reddish-brown fimbriate stigma [1]. The species in Lechea have a distinctive calyx with the two outer sepals very different in size and shape from the three inner sepals (Barringer 2004). It is often mistaken for L. deckertii because both species have prominently exserted straw-colored capsules with persistent stigmas. The easiest way to distinguish these two species is by the length of the outer slender sepals and the shape of the capsules. L. sessiliflora has ellipsoid capsules and the narrow outer sepals are almost equaling or a little longer than the broad inner sepals[1].

Distribution

Ecology

Habitat

Habitats include longleaf pine-wiregrass communities, pine-scrub oak barrens, coastal scrubs, and dry pine flatwoods. It has been found in disturbed areas such as cutover pine communities, sandy roadsides, former live oak plantations and along railroad tracks. Associated species include Dalea, Eupatorium, Liatris, Pityopsis, Symphotrichum, and Schizachyrium. Soil types include loamy sand and sand (FSU Herbarium).

Phenology

L. sessiliflora has been observed flowering August through October and fruiting in October (FSU Herbarium).

Seed dispersal

Seeds are dispersed by gravity (Kirkman et al. 2004).

Seed bank and germination

Kirkman et al. (2004) found that the vulnerability ratio to soil disturbance is 3/3(reference sites/recovery sites).

Fire ecology

Pollination

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

Halictidae: Lasioglossum placidensis

Use by animals

Diseases and parasites

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

Barringer, K. (2004). "New Jersey Pinweeds (Lechea, Cistaceae)." The Journal of the Torrey Botanical Society 131(3): 261-276.

Deyrup, M.A. and N.D. 2015. Database of observations of Hymenoptera visitations to flowers of plants on Archbold Biological Station, Florida, USA.

Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: October 2015. Collectors: C. Anderson, M. Davis, Robert K. Godfrey, R. Komarek, H. Roth. States and Counties: Florida: Calhoun, Franklin, Gadsden, Gulf, Jackson, Leon, Suwannee, Taylor, Wakulla, Walton. Georgia: Grady. Compiled by Tall Timbers Research Station and Land Conservancy.

Kirkman, L. K., K. L. Coffey, et al. (2004). "Ground Cover Recovery Patterns and Life-History Traits: Implications for Restoration Obstacles and Opportunities in a Species-Rich Savanna." Journal of Ecology 92(3): 409-421.

  1. 1.0 1.1 [[1]]Accessed January 11, 2016