Andropogon arctatus

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Andropogon arctatus
Andr arct.jpg
Photo by Ann Johnson, Atlas of Florida Vascular Plants
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Liliopsida – Monocotyledons
Order: Cyperales
Family: Poaceae ⁄ Gramineae
Genus: Andropogon
Species: A. arctatus
Binomial name
Andropogon arctatus
Chapm.
ANDR ARCT dist.jpg
Natural range of Andropogon arctatus from USDA NRCS Plants Database.

Common names: Florida bluestem

Taxonomic notes

Description

It is a perennial. [1] Perennial grass growing up to 1.5 m tall. The leaves are long and narrow and tend to curl. The spikelets are numerous and have paired racemes that grow from the sheaths. The flowers are densely covered with tawny hairs. The seeds are wind-dispersed. [2]

Distribution

It is occasionally found in northern and central peninsula of Florida; central and western panhandle. [3] It is found in Florida and Alabama. There is records showing that this species was found in North Carolina as well. [4]

Ecology

Habitat

This species grows scattered throughout its habitat but is very abundant (FSU Herbarium). It is found in moist, sunny, low grass-sedge clearings and open pine flatwood and savanna communities [5] as well as pinelands. [4] It is found in dry to wet loamy sands and sand pine scrub environments ([3], FSU Herbarium). Associated species include Pinus palustris, P. elliotii, Aristida stricta, Hypericum chapmanii, and Ilex myrtifolia (FSU Herbarium).

Phenology

It flowers from late September to frost.[5] It has been observed fruiting from October through November (FSU Herbarium).

Seed dispersal

Seed bank and germination

Fire ecology

It is maintained by fire. [5] Flowers in the fall after a fire event has occurred that same year.annjohnson[6]

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: Robert K. Godfrey, Ann F. Johnson, Debbie White, Loran C. Anderson, A. F. Clewell, Christopher Campbell, Angus Gholson, Dennis Hardin, and Ann F. Johnson. States and Counties: Florida: Franklin, Liberty, Jackson, Gulf, Bay, Leon, and Calhoun. Georgia: Liberty.

  1. Hall, David Walter (1978). “The Grasses of Florida.” University of Florida – Dissertation. 442. Print.
  2. Nature Serve. (2015) “NatureServe Explorer: An online encyclopedia of life [web application].” Version 7.1. NatureServe, Arlington, Virginia. Available http://explorer.natureserve.org. (Accessed: March 29, 2016 ).
  3. 3.0 3.1 Wunderlin, Richard P. and Bruce F. Hansen (2003). “Guide to the Vascular Plants of Florida.” Second edition. University Press of Florida: Gainesville/Tallahassee/Tampa/Boca Raton/Pensacola/Orlando/Miami/Jacksonville/Ft. Myers. 177. Print.
  4. 4.0 4.1 Weakley, Alan S. (2015). "Flora of the Southern and Mid-Atlantic States: working draft". University of NCU. 354. Print
  5. 5.0 5.1 5.2 Kral, R. (1983). "Andropogon arctatus Chapm. A report on some rare, threatened or endangered forest-related vascular plants of the South." Atlanta, GA, USDA Forest Service, Print. 183: 40-43.
  6. Ann Johnson black creek bog phenological data 1993-2015