Difference between revisions of "Oenothera simulans"
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| range_map_caption = Natural range of ''Oenothera simulans'' from USDA NRCS [http://plants.usda.gov/core/profile?symbol=OESI Plants Database]. | | range_map_caption = Natural range of ''Oenothera simulans'' from USDA NRCS [http://plants.usda.gov/core/profile?symbol=OESI Plants Database]. | ||
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| − | Common name: | + | Common name: Southeastern Gaura<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref> |
==Taxonomic notes== | ==Taxonomic notes== | ||
| − | Synonyms: | + | Synonyms: ''Gaura angustifolia'' var. ''angustifolia''.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref> |
| + | |||
| + | Varieties: none.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref> | ||
| + | |||
==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. --> | ||
Observed to be an abundant weedy species in roadside sods.<ref name="FSU Herbarium">Florida State University Robert K. Godfrey Herbarium database. URL: [http://herbarium.bio.fsu.edu http://herbarium.bio.fsu.edu]. Last accessed: June 2014. Collectors: Robert K. Godfrey, Loran C. Anderson, Robert Kral, Gwynn W. Ramsey, Richard S. Mitchell, Cecil R Slaughter, Marc Minno, Mary Atkinson, O. Lakela, R. W. Long, Dorothy Laker, Andre F. Clewell, Robert Blaisdell, Jane Brockmann, Sidney McDaniel, D. B. Ward, Robert J Lemaire, Ira L. Wiggins, Dorothy B. W D. B. Creager,iggins, Elmer C. Prichard, George R. Cooley, Carroll E. Wood, Jr., Kenneth A. Wilson, Bian Tan, L. Baltzell, S. W. Leonard, R. Komarek, Leon Neel, R. F. Doren, and Annie Schmidt. States and Counties: Florida: Alachua, Bradford, Brevard, Citrus, Columbia, Duval, Franklin, Gadsden,Hamilton, Hardee, Hernando, Hillsborough, Indian River, Jackson, Lake, Lee, Leon, Levy, Liberty, Madison, Monroe, Orange, Palm Beach, Sarasota, St Johns, Sumter, Taylor, Union, Volusia, and Wakulla. Georgia: Thomas. Texas: Hardin.</ref> | Observed to be an abundant weedy species in roadside sods.<ref name="FSU Herbarium">Florida State University Robert K. Godfrey Herbarium database. URL: [http://herbarium.bio.fsu.edu http://herbarium.bio.fsu.edu]. Last accessed: June 2014. Collectors: Robert K. Godfrey, Loran C. Anderson, Robert Kral, Gwynn W. Ramsey, Richard S. Mitchell, Cecil R Slaughter, Marc Minno, Mary Atkinson, O. Lakela, R. W. Long, Dorothy Laker, Andre F. Clewell, Robert Blaisdell, Jane Brockmann, Sidney McDaniel, D. B. Ward, Robert J Lemaire, Ira L. Wiggins, Dorothy B. W D. B. Creager,iggins, Elmer C. Prichard, George R. Cooley, Carroll E. Wood, Jr., Kenneth A. Wilson, Bian Tan, L. Baltzell, S. W. Leonard, R. Komarek, Leon Neel, R. F. Doren, and Annie Schmidt. States and Counties: Florida: Alachua, Bradford, Brevard, Citrus, Columbia, Duval, Franklin, Gadsden,Hamilton, Hardee, Hernando, Hillsborough, Indian River, Jackson, Lake, Lee, Leon, Levy, Liberty, Madison, Monroe, Orange, Palm Beach, Sarasota, St Johns, Sumter, Taylor, Union, Volusia, and Wakulla. Georgia: Thomas. Texas: Hardin.</ref> | ||
| − | "Usually coarse, branched annuals or perennials. Leaves mostly alternate. Inflorescence terminal, spike-like with or without axillary branches from upper leaves or bracts. Petals white to pink; stigmas 3-4 lobed. Fruit woody, indehiscent." <ref name="Radford et al 1964">Radford, Albert E., Harry E. Ahles, and C. Ritchie Bell. Manual of the Vascular Flora of the Carolinas. 1964, 1968. The University of North Carolina Press. 754-6. Print.</ref> | + | "Usually coarse, branched annuals or perennials. Leaves mostly alternate. Inflorescence terminal, spike-like with or without axillary branches from upper leaves or bracts. Petals white to pink; stigmas 3-4 lobed. Fruit woody, indehiscent."<ref name="Radford et al 1964">Radford, Albert E., Harry E. Ahles, and C. Ritchie Bell. Manual of the Vascular Flora of the Carolinas. 1964, 1968. The University of North Carolina Press. 754-6. Print.</ref> |
| − | "Plant to 2m tall, stem strigose. Leaves narrowly elliptic or lanceolate, strigillose to glabrous, to 8 cm long and 1 cm wide, reduced upward, frequently fascicled, acute, remotely denticulate or serrulate, the basal sinuate; sessile. Spikes usually branched, main branch to 3 dm long, strigose; bracteoles caduceus. Sepals 3.5-6 mm long; petals 2.5-3 mm long; anthers 1.2-1.5 mm long; styles exserted ca. 5.5 mm. fruits acutely 3-4 angled, sides concave, canescent, ovoid, 6-8 mm long, 2-3 mm broad; pedicels 1-2 mm long." <ref name="Radford et al 1964"/> | + | "Plant to 2m tall, stem strigose. Leaves narrowly elliptic or lanceolate, strigillose to glabrous, to 8 cm long and 1 cm wide, reduced upward, frequently fascicled, acute, remotely denticulate or serrulate, the basal sinuate; sessile. Spikes usually branched, main branch to 3 dm long, strigose; bracteoles caduceus. Sepals 3.5-6 mm long; petals 2.5-3 mm long; anthers 1.2-1.5 mm long; styles exserted ca. 5.5 mm. fruits acutely 3-4 angled, sides concave, canescent, ovoid, 6-8 mm long, 2-3 mm broad; pedicels 1-2 mm long."<ref name="Radford et al 1964"/> |
==Distribution== | ==Distribution== | ||
| + | ''O. simulans'' is endemic to the Coastal Plain, ranging from eastern North Carolina to southern Florida, then west to eastern Texas.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref> | ||
==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.--> | ||
| − | This species can be found in marshy depressions surrounded by live oak hammocks, pine-oak woodlands, grass and succulent cover, beach hammocks, longleaf pine forests, old fields, along oak scrub edges, and bordering salt marshes. <ref name="FSU Herbarium"/> ''O. simulans'' has been observed to grow in moist loamy, loose, and silty sands in open areas. <ref name="FSU Herbarium"/> This species is "one of the most aggressive pioneers in disturbed areas" such as plowed fire lanes, along roadsides, vacant lots, clear cut pinewoods, and along fence rows. <ref name="FSU Herbarium"/> Associated species includes ''Pinus, Quercus, Papaya, Forestiera, Bumelia, Eugenia, Piscidia, Agave, Yucca, Juniperus, Sabal, Bumelia lanuginosa, Crateagus floridana, Pinus elliottii, Myrica cerifera, Pinus palustris,'' and ''Conzya.'' <ref name="FSU Herbarium"/> | + | This species can be found in marshy depressions surrounded by live oak hammocks, pine-oak woodlands, grass and succulent cover, beach hammocks, longleaf pine forests, old fields, along oak scrub edges, and bordering salt marshes.<ref name="FSU Herbarium"/> ''O. simulans'' has been observed to grow in moist loamy, loose, and silty sands in open areas.<ref name="FSU Herbarium"/> This species is "one of the most aggressive pioneers in disturbed areas" such as plowed fire lanes, along roadsides, vacant lots, clear cut pinewoods, and along fence rows.<ref name="FSU Herbarium"/> Associated species includes ''Pinus, Quercus, Papaya, Forestiera, Bumelia, Eugenia, Piscidia, Agave, Yucca, Juniperus, Sabal, Bumelia lanuginosa, Crateagus floridana, Pinus elliottii, Myrica cerifera, Pinus palustris,'' and ''Conzya.''<ref name="FSU Herbarium"/> |
===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/ --> | ||
| − | This species | + | This species flowers from May through September.<ref name="weakley">Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.</ref> |
<!--===Seed dispersal===--> | <!--===Seed dispersal===--> | ||
<!--===Seed bank and germination===--> | <!--===Seed bank and germination===--> | ||
===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses--> | ===Fire ecology=== <!--Fire tolerance, fire dependence, adaptive fire responses--> | ||
| − | + | This species has been found in areas of open burned pine-oak woodlands.<ref name="FSU Herbarium"/> | |
| − | This species has been found in areas of open burned pine-oak woodlands. <ref name="FSU Herbarium"/> | ||
<!--===Pollination===--> | <!--===Pollination===--> | ||
Revision as of 11:50, 29 September 2020
| Oenothera simulans | |
|---|---|
| |
| Photo taken by Gil Nelson | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Magnoliophyta - Flowering plants |
| Class: | Magnoliopsida – Dicotyledons |
| Order: | Myrtales |
| Family: | Onagraceae |
| Genus: | Oenothera |
| Species: | O. simulans |
| Binomial name | |
| Oenothera simulans Michx. | |
| |
| Natural range of Oenothera simulans from USDA NRCS Plants Database. | |
Common name: Southeastern Gaura[1]
Contents
Taxonomic notes
Synonyms: Gaura angustifolia var. angustifolia.[1]
Varieties: none.[1]
Description
Observed to be an abundant weedy species in roadside sods.[2]
"Usually coarse, branched annuals or perennials. Leaves mostly alternate. Inflorescence terminal, spike-like with or without axillary branches from upper leaves or bracts. Petals white to pink; stigmas 3-4 lobed. Fruit woody, indehiscent."[3]
"Plant to 2m tall, stem strigose. Leaves narrowly elliptic or lanceolate, strigillose to glabrous, to 8 cm long and 1 cm wide, reduced upward, frequently fascicled, acute, remotely denticulate or serrulate, the basal sinuate; sessile. Spikes usually branched, main branch to 3 dm long, strigose; bracteoles caduceus. Sepals 3.5-6 mm long; petals 2.5-3 mm long; anthers 1.2-1.5 mm long; styles exserted ca. 5.5 mm. fruits acutely 3-4 angled, sides concave, canescent, ovoid, 6-8 mm long, 2-3 mm broad; pedicels 1-2 mm long."[3]
Distribution
O. simulans is endemic to the Coastal Plain, ranging from eastern North Carolina to southern Florida, then west to eastern Texas.[1]
Ecology
Habitat
This species can be found in marshy depressions surrounded by live oak hammocks, pine-oak woodlands, grass and succulent cover, beach hammocks, longleaf pine forests, old fields, along oak scrub edges, and bordering salt marshes.[2] O. simulans has been observed to grow in moist loamy, loose, and silty sands in open areas.[2] This species is "one of the most aggressive pioneers in disturbed areas" such as plowed fire lanes, along roadsides, vacant lots, clear cut pinewoods, and along fence rows.[2] Associated species includes Pinus, Quercus, Papaya, Forestiera, Bumelia, Eugenia, Piscidia, Agave, Yucca, Juniperus, Sabal, Bumelia lanuginosa, Crateagus floridana, Pinus elliottii, Myrica cerifera, Pinus palustris, and Conzya.[2]
Phenology
This species flowers from May through September.[1]
Fire ecology
This species has been found in areas of open burned pine-oak woodlands.[2]
Conservation and management
Cultivation and restoration
Photo Gallery
References and notes
- ↑ 1.0 1.1 1.2 1.3 1.4 Weakley, A.S. 2015. Flora of the southern and mid-atlantic states. Working Draft of 21 May 2015. University of North Carolina at Chapel Hill, Chapel Hill, North Carolina.
- ↑ 2.0 2.1 2.2 2.3 2.4 2.5 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, Robert Kral, Gwynn W. Ramsey, Richard S. Mitchell, Cecil R Slaughter, Marc Minno, Mary Atkinson, O. Lakela, R. W. Long, Dorothy Laker, Andre F. Clewell, Robert Blaisdell, Jane Brockmann, Sidney McDaniel, D. B. Ward, Robert J Lemaire, Ira L. Wiggins, Dorothy B. W D. B. Creager,iggins, Elmer C. Prichard, George R. Cooley, Carroll E. Wood, Jr., Kenneth A. Wilson, Bian Tan, L. Baltzell, S. W. Leonard, R. Komarek, Leon Neel, R. F. Doren, and Annie Schmidt. States and Counties: Florida: Alachua, Bradford, Brevard, Citrus, Columbia, Duval, Franklin, Gadsden,Hamilton, Hardee, Hernando, Hillsborough, Indian River, Jackson, Lake, Lee, Leon, Levy, Liberty, Madison, Monroe, Orange, Palm Beach, Sarasota, St Johns, Sumter, Taylor, Union, Volusia, and Wakulla. Georgia: Thomas. Texas: Hardin.
- ↑ 3.0 3.1 Radford, Albert E., Harry E. Ahles, and C. Ritchie Bell. Manual of the Vascular Flora of the Carolinas. 1964, 1968. The University of North Carolina Press. 754-6. Print.
