Difference between revisions of "Hypericum denticulatum"
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| + | Common name: coppery St. Johnswort | ||
<!-- Get the taxonomy information from the NRCS Plants database --> | <!-- Get the taxonomy information from the NRCS Plants database --> | ||
{{taxobox | {{taxobox | ||
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==Taxonomic Notes== | ==Taxonomic Notes== | ||
| − | Synonyms: none | + | Synonyms: 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> |
| − | Varieties: none | + | 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== | ||
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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.--> | ||
| − | < | + | This St. John's Wort can be found in savannas, wet pine flatwoods, adjacent ditches, blackwater stream shores, and borrow scapes. <ref name= "Weakley"> Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium. </ref> It is restricted to pond-shores communities, and is usually seen in low water years. <ref name= "Zaremba"> Zaremba, R. E. and E. E. Lamont (1993). "The status of the coastal plain pondshore community in New York." Bulletin of the Torrey Botanical Club 120(2): 180-187. </ref> More specifically, ''H. denticulatum'' can be found in habitats ranging from dry loamy sand in pine flatwoods, open shores of ponds, upland slopes of pine woodlands, sides of ditches, and pipeline easements. <ref name= "Herbarium"> Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Debbie Milonski, R. K. Godfrey, Gary R. Knight, Leon Neel, David H. Webb, R. Komarek, Loran C. Anderson, J. B. Nelson, and Albert B. Pittman. States and counties: Florida: Walton, Escambia, Santa Rosa, and Jackson. Georgia: Grady, Turner, and Thomas. Kentucky: Calloway. South Carolina: Clarendon. </ref> |
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| + | Associated species - ''Boltonia'' spp., ''Lycopus'' spp., ''Hypericum stans'' <ref name= "Herbarium"/> | ||
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| + | ===Phenology=== <!--Timing off flowering, fruiting, seed dispersal, and environmental triggers. Cite PanFlora website if appropriate: http://www.gilnelson.com/PanFlora/ --> | ||
| + | ''H. denticulatum'' has been observed flowering from July until September. <ref name= "Panflora"> 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: 22 MAY 2018 </ref>, but it has been observed to flower in October as well. Fruit development occurs from July through October. <ref name= "Herbarium"/> | ||
<!--===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--> | ||
<!--===Pollination===--> | <!--===Pollination===--> | ||
| − | <!--=== | + | <!--===Herbivory and toxicology===--> |
| − | <!--==Diseases and parasites==--> | + | <!--===Diseases and parasites===--> |
| − | ==Conservation and | + | ==Conservation, cultivation, and restoration== |
''H. denticulatum'' is listed as threatened by the state of Indiana, listed as endangered by the states of Maryland, New York, and Ohio, and listed as extirpated by the state of Pennsylvania. <ref name= "USDA"/>. | ''H. denticulatum'' is listed as threatened by the state of Indiana, listed as endangered by the states of Maryland, New York, and Ohio, and listed as extirpated by the state of Pennsylvania. <ref name= "USDA"/>. | ||
| − | == | + | ==Cultural use== |
==Photo Gallery== | ==Photo Gallery== | ||
<gallery widths=180px> | <gallery widths=180px> | ||
</gallery> | </gallery> | ||
==References and notes== | ==References and notes== | ||
Latest revision as of 14:34, 1 July 2022
Common name: coppery St. Johnswort
| Hypericum denticulatum | |
|---|---|
| |
| Photo by Robert H. Mohlenbrock[1] | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Magnoliophyta - Flowering plants |
| Class: | Magnoliopsida - Dicots |
| Order: | Theales |
| Family: | Clasiaceae |
| Genus: | Hypericum |
| Species: | H. denticulatum |
| Binomial name | |
| Hypericum denticulatum Walter | |
| |
| Natural range of Hypericum denticulatum from USDA NRCS Plants Database. | |
Contents
Taxonomic Notes
Synonyms: none.[2]
Varieties: none.[2]
Description
Also known as the coppery St. Johnswort, H. denticulatum is a native perennial forb that is a member of the Clusiaceae family. [3].
Distribution
H. denticulatum is found sparsely across the eastern United States, ranging from Alabama to southern Indiana and some counties in New Jersey and New York. [3].
Ecology
Habitat
This St. John's Wort can be found in savannas, wet pine flatwoods, adjacent ditches, blackwater stream shores, and borrow scapes. [4] It is restricted to pond-shores communities, and is usually seen in low water years. [5] More specifically, H. denticulatum can be found in habitats ranging from dry loamy sand in pine flatwoods, open shores of ponds, upland slopes of pine woodlands, sides of ditches, and pipeline easements. [6]
Associated species - Boltonia spp., Lycopus spp., Hypericum stans [6]
Phenology
H. denticulatum has been observed flowering from July until September. [7], but it has been observed to flower in October as well. Fruit development occurs from July through October. [6]
Conservation, cultivation, and restoration
H. denticulatum is listed as threatened by the state of Indiana, listed as endangered by the states of Maryland, New York, and Ohio, and listed as extirpated by the state of Pennsylvania. [3].
Cultural use
Photo Gallery
References and notes
- ↑ Robert H. Mohlenbrock, hosted by the USDA-NRCS PLANTS Database / USDA NRCS. 1995. Northeast wetland flora: Field office guide to plant species. Northeast National Technical Center, Chester.
- ↑ 2.0 2.1 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.
- ↑ 3.0 3.1 3.2 USDA Plants Database URL: https://plants.usda.gov/core/profile?symbol=HYDE2
- ↑ Weakley, A. S. (2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC, University of North Carolina Herbarium.
- ↑ Zaremba, R. E. and E. E. Lamont (1993). "The status of the coastal plain pondshore community in New York." Bulletin of the Torrey Botanical Club 120(2): 180-187.
- ↑ 6.0 6.1 6.2 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2018. Collectors: Debbie Milonski, R. K. Godfrey, Gary R. Knight, Leon Neel, David H. Webb, R. Komarek, Loran C. Anderson, J. B. Nelson, and Albert B. Pittman. States and counties: Florida: Walton, Escambia, Santa Rosa, and Jackson. Georgia: Grady, Turner, and Thomas. Kentucky: Calloway. South Carolina: Clarendon.
- ↑ 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: 22 MAY 2018
