Difference between revisions of "Desmodium paniculatum"

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===Seed dispersal===
 
===Seed dispersal===
Fruit coats are covered with sticky trichomes that allow the seeds to stick to passing organisms and be carried off until they eventually fall off.<ref name="Wulff 1986a"/>
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Fruit coats are covered with sticky trichomes that allow the seeds to stick to passing organisms and be carried off until they eventually fall off.<ref name="Wulff 1986a"/><ref name="Isely D. (1953). ''Desmodium paniculatum'' (L.) DC. and ''D. viridiflorum'' (L.) DC. The American Midland Naturalist. 49(3):920-933.</ref>
  
 
===Seed bank and germination===
 
===Seed bank and germination===

Revision as of 09:02, 12 December 2017

Desmodium paniculatum
Desmodium paniculatum KMR 2011.JPG
Photo by Kevin Robertson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida - Dicots
Order: Fabales
Family: Fabaceae
Genus: Desmodium
Species: D. paniculatum
Binomial name
Desmodium paniculatum
L.
DESM PANI DIST.JPG
Natural range of Desmodium paniculatum from USDA NRCS Plants Database.

Common Name(s): panicledleaf ticktrefoil;[1] panicled tick trefoil[2]

Taxonomic Notes

Varieties: D. paniculatum var. paniculatum; D. paniculatum var. epetiolatum[1][3]

Description

Desmodium paniculatum is a facultative upland dioecious perennial forb/herb.[1] It uses low amounts of water, inhabits dry clay or loamy soils, and prefers partial shade.[2] In fact, D. paniculatum has shown to contain 24% and 9% more dry weight in 50% and 80% shade, respectively, than in full sun.[4]

Distribution

Desmodium paniculatum can be found from Texas to Nebraska, eastward to Florida, the Carolina's, and Pennsylvania, and northward into Michigan, New York, Maine and parts of eastern Canada.[1]

Ecology

Habitat

D. paniculatum is found in pine savannas, flatwoods, bogs, fields, woodland borders, and disturbed areas.[3]

Phenology

D. paniculatum flowers between July and November, peaking in September[3][5] with conspicuous purple colored flowers.[2] Flowering can be delayed and seed production reduced when grown in high densities where competition is prevalent.[6] Seed weights vary by a factor of about 4 due to difference in several interacting variables including nutrient intake, water availability, photoperiod, temperature, and grazing impact.[7]

Seed dispersal

Fruit coats are covered with sticky trichomes that allow the seeds to stick to passing organisms and be carried off until they eventually fall off.[7]Cite error: Closing </ref> missing for <ref> tag

Use by animals

D. paniculatum produces seeds which attract birds and small rodents, including upland game birds such as bobwhite quail and wild turkey and rodents such as the white-footed mouse and deer mouse. It also serves as a source of food for cottontail rabbits, livestock, and other hoofed mammalian herbivores including white tailed deer.[8]

Conservation and Management

Cultivation and restoration

Photo Gallery

References and notes

  1. 1.0 1.1 1.2 1.3 USDA, NRCS. (2016). The PLANTS Database (http://plants.usda.gov, 30 November 2017). National Plant Data Team, Greensboro, NC 27401-4901 USA.
  2. 2.0 2.1 2.2 Plant database: Rubus cunifolius. (12 December 2017).Lady Bird Johnson Wildflower Center. URL: https://www.wildflower.org/plants/result.php?id_plant=DEPA6
  3. 3.0 3.1 3.2 Weakley A. S.(2015). Flora of the Southern and Mid-Atlantic States. Chapel Hill, NC: University of North Carolina Herbarium.
  4. Lin C. H., McGraw R. L., George M. F., and Garrett H. E. (1999). Shade effects on forage crops with potential in temperate agroforestry practices.
  5. Nelson G. (11 December 2017) PanFlora. Retrieved from gilnelson.com/PanFlora/
  6. Wulff R. D. (1986). Seed size variation in Desmodium paniculatum: III. Effects on reproductive yield and competitive ability. Journal of Ecology 74(1):115-121.
  7. 7.0 7.1 Wulff R. D. (1986). Seed size variation in Desmodium paniculatum: I. Factors affecting seed size. Journal of Ecology 74(1):87-97.
  8. Leif J. and Belt S. (2013). Plant Guide for Panicledleaf ticktrefoil (Desmodium paniculatum), USDA-Natural Resources Conservation Service, Rose Lake Plant Materials Center, East Lansing, Michigan, 48823 and USDA-Natural Resources Conservation Service Norman Berg National Plant Materials Center, Beltsville, Maryland, 20705.