Difference between revisions of "Helianthus heterophyllus"
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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.--> | ||
| + | ''H. heterophyllus'' tends to grow on moist sandy soils at lower elevations (FSU Herbarium). It is commonly found on sand, loamy sand, sandy peat, sandy clay, and Lynchburg soils (Aeric Paleaquults) (FSU Herbarium). It can be found in natural communities such as wiregrass savannas, pine flatwoods, grass-sedge bogs, low hillside seepage bogs with wiregrass and ''Sarracenia'', ''Sphagnum'' ditches, and pine-saw palmetto flatwoods (FSU Herbarium). This species also occurs in disturbed habitat including roadsides, ditches, disturbed pineland, old fields, pine plantations, and clobbered pine fields (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/ --> | ||
Flowering has been observed in July, September, October, and December (FSU Herbarium). | Flowering has been observed in July, September, October, and December (FSU Herbarium). | ||
Revision as of 10:48, 14 July 2015
| Helianthus heterophyllus | |
|---|---|
| |
| Photo was taken by Gil Nelson | |
| Scientific classification | |
| Kingdom: | Plantae |
| Division: | Magnoliophyta - Flowering plants |
| Class: | Magnoliopsida – Dicotyledons |
| Order: | Asterales |
| Family: | Asteraceae ⁄ Compositae |
| Genus: | Helianthus |
| Species: | H. heterophyllus |
| Binomial name | |
| Helianthus heterophyllus Nutt. | |
| |
| Natural range of Helianthus heterophyllus from USDA NRCS Plants Database. | |
Contents
Description
Common name: variableleaf sunflower
Helianthus heterophyllus is a perennial herbaceous species.
Distribution
Ecology
Habitat
H. heterophyllus tends to grow on moist sandy soils at lower elevations (FSU Herbarium). It is commonly found on sand, loamy sand, sandy peat, sandy clay, and Lynchburg soils (Aeric Paleaquults) (FSU Herbarium). It can be found in natural communities such as wiregrass savannas, pine flatwoods, grass-sedge bogs, low hillside seepage bogs with wiregrass and Sarracenia, Sphagnum ditches, and pine-saw palmetto flatwoods (FSU Herbarium). This species also occurs in disturbed habitat including roadsides, ditches, disturbed pineland, old fields, pine plantations, and clobbered pine fields (FSU Herbarium).
Phenology
Flowering has been observed in July, September, October, and December (FSU Herbarium).
Seed dispersal
Seed bank and germination
Fire ecology
This species occurs in habitat that is maintained by fire (FSU Herbarium).
Pollination
Use by animals
Diseases and parasites
Conservation and Management
Cultivation and restoration
Photo Gallery
References and notes
Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2014.
Collectors: Loran C. Anderson, Wilson Baker, Ann F. Johnson, R. Kral, R.K. Godfrey, John Morrill, Jean W. Wooten, Robert A. Norris, Sidney McDaniel, Steve L. Orzell, Edwin L. Bridges, Nancy E. Jordan, Harry E. Ahles, Joseph Ewan, J R Massey, W. Thomas, Victoria I. Sullivan, S. W. Leonard, A. E. Radford, Samuel B. Jones, Jr., O. M. Freeman, Michael B. Brooks, Almut G. Jones, and Robert L. Lazor.
States and Counties: Alabama: Baldwin, Conecuh, and Mobile. Florida: Bay, Calhoun, Escambia, Franklin, Gulf, Jefferson, Leon, Liberty, Santa Rosa, Wakulla, and Washington. Louisiana: St Tammany and Washington. Mississippi: Forrest, Harrison, and Jackson. North Carolina: Columbus and Robeson. South Carolina: Horry.
