Angelica dentata

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Angelica dentata
Angelica dentata.JPG
Photo taken by Kevin Robertson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Apiales
Family: Apiaceae ⁄ Umbelliferae
Genus: Angelica
Species: A. dentata
Binomial name
Angelica dentata
(Chapm.) J.M. Coult. & Rose
ANGE DENT dist.jpg
Natural range of Angelica dentata from USDA NRCS Plants Database.

Common names: Coastal Plain angelica; Sandhill angelica

Taxonomic notes

Synonyms: none

Varieties: none

Description

Perennial herb with erect, hairless stems 20 - 40 inches (50 - 100 cm) tall. Leaves with long leaf stalks, each leaf divided into several, leathery, lance-shaped, coarsely toothed leaflets. Flower clusters flat-topped, composed of 5 - 12 smaller clusters of tiny, white flowers; flower stalks hairless. Flowers with 5 white, spreading petals. Fruit about ¼ inch (5 - 6 mm) long, hairless, oval, flattened, ribbed, and winged.[1] Flowers are arranged in umbels and are compound and bisexual.[2]

Distribution

It is found in southwest and south-central Georgia and in the eastern part of the panhandle of Florida.[3] However, one study found the presence of A. dentata in south Alabama.[4]

Ecology

Habitat

A. dentata is restricted to native groundcover and is commonly associated with upland pinelands of South Georgia.[5] Habitats include sandhills, longleaf pine-wiregrass savannas, longleaf-scrub oaks, boggy areas, and pine flatwoods. It occurs in disturbed areas such as roadsides and logged fields. Thrives in areas that are open or semi-shaded. Soils include dry sand, gravelly soil, loamy sand and dry and moist loamy soil.[6][3]

Associated species: Croton sp., Pinus palustris, Quercus laevis, Q. margaretta, Rhynchosia sp., Symphyotrichum dumosum, Carphephorus odoratissiumus, C. paniculatus, Chrysopsis sp., and Symphiotrichum dumosum.[6]

Angelica dentata is an indicator species for the Panhandle Silty Longleaf Woodlands community type as described in Carr et al. (2010).[7]

Phenology

Angelica dentata has been observed to flower June through January.[6][8]

Seed dispersal

Seeds are dispersed by gravity and small animals.[1]

Fire ecology

It can be found in frequently burned areas such as longleaf pine savannas.[6]

Pollination

Pollinated by wasps, flies, beetles and bees.[1] In Franklin County, FL, wasp pollinators include those from Vespidae.[9]

Conservation and management

Threats include conversion of habitat to pine plantations, agriculture, pastures, development and fire suppression.[1]

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 1.3 [[1]]Georgia Wildlife. Accessed: March 29, 2016 Cite error: Invalid <ref> tag; name "georgia" defined multiple times with different content
  2. [[2]]Accessed: March 29, 2016
  3. 3.0 3.1 Weakley, Alan S. Flora of the Southern and Mid-Atlantic States: Working Draft of 21 May 2015. University of North Carolina Herbarium (NCU). PDF. 1227.
  4. Carter, R. E., et al. (2004). "Species composition of fire disturbed ecological land units in the Southern Loam Hills of south Alabama." Southeastern Naturalist 3: 297-308.
  5. Ostertag, T.E., and K.M. Robertson. 2007. A comparison of native versus old-field vegetation in upland pinelands managed with frequent fire, South Georgia, USA. Pages 109–120 in R.E. Masters and K.E.M. Galley (eds.). Proceedings of the 23rd Tall Timbers Fire Ecology Conference: Fire in Grassland and Shrubland Ecosystems.
  6. 6.0 6.1 6.2 6.3 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2014. Collectors: L. C. Anderson, W. Baker, B. Boothe, M. Boothe, A. F. Clewell, V. Craig, M. A. Garland, R. K. Godfrey, R. Kral, E. Keppner, L. Keppner, R. Komarek, T. MacClendon, K. MacClendon, R. A. Pursell, H. Roth, and R. White. States and Counties: Florida: Bay, Calhoun, Franklin, Gadsden, Jackson, Leon, Liberty, and Wakulla. Georgia: Decatur, Grady, and Thomas.
  7. Carr, S.C., K.M. Robertson, and R.K. Peet. 2010. A vegetation classification of fire-dependent pinelands of Florida. Castanea 75:153-189.
  8. 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: 7 DEC 2016
  9. Observation by Floyd Griffith in Franklin County, FL, November 14, 2015, posted to Florida Flora and Ecosystematics Facebook group November 16, 2015.