Difference between revisions of "Desmodium marilandicum"

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==Conservation and management==
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==Conservation, cultivation, and restoration==
 
''D. marilandicum'' is listed as endangered by the New Hampshire Natural Heritage Inventory, Division of Forests and Lands.<ref name= "USDA"/>
 
''D. marilandicum'' is listed as endangered by the New Hampshire Natural Heritage Inventory, Division of Forests and Lands.<ref name= "USDA"/>
 
==Cultivation and restoration==
 
 
For restoration, ''D. marilandicum'' can be planted along with other native forb species to restore longleaf pine-wiregrass savanna herbaceous vegetation.<ref>Aschenbach, T. A., et al. (2010). "The initial phase of a longleaf pine-wiregrass savanna restoration: species establishment and community responses." Restoration Ecology 18(5): 762-771.</ref>
 
For restoration, ''D. marilandicum'' can be planted along with other native forb species to restore longleaf pine-wiregrass savanna herbaceous vegetation.<ref>Aschenbach, T. A., et al. (2010). "The initial phase of a longleaf pine-wiregrass savanna restoration: species establishment and community responses." Restoration Ecology 18(5): 762-771.</ref>
 
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==Cultural use==
 
==Photo Gallery==
 
==Photo Gallery==
 
<gallery widths=180px>
 
<gallery widths=180px>

Revision as of 09:09, 8 June 2021

Desmodium marilandicum
Desm mari.jpg
Photo taken by Kevin Robertson
Scientific classification
Kingdom: Plantae
Division: Magnoliophyta - Flowering plants
Class: Magnoliopsida – Dicotyledons
Order: Fabales
Family: Fabaceae ⁄ Leguminosae
Genus: Desmodium
Species: D. marilandicum
Binomial name
Desmodium marilandicum
(L.) DC.
DESM MARI dist.jpg
Natural range of Desmodium marilandicum from USDA NRCS Plants Database.

Common name: Smooth Small-leaf Tick-trefoil; Maryland Tick-trefoil

Taxonomic notes

Synonym: Meibomia marilandica (Linnaeus) Kuntze.[1]

Varieties: none.[1]

Description

Generally, for Desmodium genus, they are "annual or perennial herbs, shrubs or small trees. Leaves 1-5 foliolate, pinnately 3-foliolate in ours or rarely the uppermost or lowermost 1-foliolate; leaflets entire, usually stipellate; stipules caduceus to persistent, ovate to subulate, foliaceous to setaceous, often striate. Inflorescence terminal and from the upper axils, paniculate or occasionally racemose; pedicel of each papilionaceous flower subtended by a secondary bract or bractlet, the cluster of 1-few flowers subtended by a primary bract. Calyx slightly to conspicuously 2-lipped, the upper lip scarcely bifid, the lower lip 3-dentate; petals pink, roseate, purple, bluish or white; stamens monadelphous or more commonly diadelphous and then 9 and 1. Legume a stipitate loment, the segments 2-many or rarely solitary, usually flattened and densely uncinated-pubescent, separating into 1-seeded, indehiscent segments." [2]

Specifically, for D. marilandicum species, they are "erect perennial; stems 0.6-1.5 m tall, glabrous or sparsely uncinulate-puberulent and short-pubescent, but never pilose. Terminal leaflets ovate to suborbicular or oblong to elliptic, 1-2.5 (5) cm long, usually 1.6-2.2 as long as wide, both surfaces glabrous to moderately short-pubescent especially on the calyx lobes; petals purplish, 4-6 mm long; stamens diadelphous. Loment of 1-3 weekly obovate segments, each 3.5-5.5 mm long, 3-4 mm broad, slightly convex to almost straight along the upper suture; stipe 1.5-2.5 mm long, equaling or shorter than the calyx and exceeded by the stamina remnants." [2]

Distribution

D. marilandicum is native to the United States from Massachusetts west to Michigan and Missouri and south to Texas and north peninsular Florida.[3] It is also native to Ontario province in Canada.[4]

Ecology

Habitat

Generally, this species can be found in woodland borders, fields, and disturbed areas.[3] Habitats that D. marilandicum has been observed in include pine-oak-hickory woodlands, open, upland pine, dry ridges, and sandhills. Can occur in disturbed areas such as woodlands bordering the road, clearing in a live-oak woodland, clearing between pineland and field, edge of mixed woods around a campground, sterile hillside, and abandoned fields. Requires semi-shaded to open areas. Grows in loamy sand and clayey soil types.[5] D. marilandicum is observed to respond positively to soil disturbance in South Carolina coastal plain communities.[6] It also responds positively to agricultural soil disturbance in the same communities, marking it as an indicator for post-agricultural woodlands.[7][8] Furthermore, it responds both positively and negatively to clearcutting and chopping in South Carolina.[9]

Associated species: Desmodium strictumm, Pinus palustris, Aristida sp., and others.[5]

Phenology

D. marilandicum flowers from June to September, and fruits from June to September.[3] It has been observed flowering from August through October with peak inflorescence in October; and fruiting from September through November.[5][10] The fruit is dry but does not split open when ripe.[11]

Seed dispersal

This species is thought to be dispersed by translocation on animal fur or feathers. [12]

Fire ecology

It can withstand areas with annual burns and winter burns.[5] Fire seasonality does not seem to affect D. marilandicum much since one study found the species in high frequency after spring and summer burns as well.[13] A study by Lajeunesse in 2006 found that nitrogen and carbon levels significantly increased in D. marilandicum populations in both sandy and clayey sites, where more of a difference was seen in sandy than clayey sites.[14]

Pollination

A short tongued bee Calliopsis andreniformis has been observed on D. marilandicum.[15]

Use by animals

It is a source of food for white-tailed deer.[16]

Conservation, cultivation, and restoration

D. marilandicum is listed as endangered by the New Hampshire Natural Heritage Inventory, Division of Forests and Lands.[4] For restoration, D. marilandicum can be planted along with other native forb species to restore longleaf pine-wiregrass savanna herbaceous vegetation.[17]

Cultural use

Photo Gallery

References and notes

  1. 1.0 1.1 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.
  2. 2.0 2.1 Radford, Albert E., Harry E. Ahles, and C. Ritchie Bell. Manual of the Vascular Flora of the Carolinas. 1964, 1968. The University of North Carolina Press. 604-10. Print.
  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. 4.0 4.1 USDA, NRCS. (2016). The PLANTS Database (http://plants.usda.gov, 26 April 2019). National Plant Data Team, Greensboro, NC 27401-4901 USA.
  5. 5.0 5.1 5.2 5.3 Florida State University Robert K. Godfrey Herbarium database. URL: http://herbarium.bio.fsu.edu. Last accessed: June 2014. Collectors: Loran C. Anderson, R. K. Godfrey, V. Sullivan, J. Wooten, A. F. Clewell, R. Kral, R. Komarek, T. MacClendon, - Boothes; K. Blum, Norlan C. Henderson, John W. Thieret, H. R. Reed, Delzie Demaree, A. C. Mathews, A. E. Radford, G. W. Parmelee, and H. A. Wahl. States and Counties: Alabama: Cleburne, Franklin, and Russell. Arkansas: Drew. Florida: Jackson and Leon. Georgia: Baker and Decatur. Indiana: Elkhart. Louisiana: Morehouse and Natchitoches. Michigan: Barry. Mississippi: Pearl River. Missouri: Henry. North Carolina: Orange and Surry. Pennsylvania: Venango. Virginia: Montgomery.
  6. Brudvig, L.A. and E.I. Damchen. (2011). Land-use history, historical connectivity, and land management interact to determine longleaf pine woodland understory richness and composition. Ecography 34: 257-266.
  7. Brudvig, L.A., E Grman, C.W. Habeck, and J.A. Ledvina. (2013). Strong legacy of agricultural land use on soils and understory plant communities in longleaf pine woodlands. Forest Ecology and Management 310: 944-955.
  8. Brudvig, L.A., J.L. Orrock, E.I. Damschen, C.D. Collins, P.G. Hahn, W.B. Mattingly, J.W. Veldman, and J.L. Walker. (2014). Land-Use History and Contemporary Management Inform an Ecological Reference Model for Longleaf Pine Woodland Understory Plant Communities. PLoS ONE 9(1): e86604.
  9. Cushwa, C.T. and M.B. Jones. (1969). Wildlife Food Plants on Chopped Areas in Piedmont South Carolina. Note SE-119. Asheville, NC: U.S. Department of Agriculture, Forest Service, Southeastern Forest Experiment Station. 4 pp.
  10. 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: 26 APR 2019
  11. [[1]]Accessed: April 21, 2016
  12. Kirkman, L. Katherine. Unpublished database of seed dispersal mode of plants found in Coastal Plain longleaf pine-grasslands of the Jones Ecological Research Center, Georgia.
  13. Cushwa, C. T., et al. (1970). Response of legumes to prescribed burns in loblolly pine stands of the South Carolina Piedmont. Asheville, NC, USDA Forest Service, Research Note SE-140: 6.
  14. Lajeunesse, S. D., et al. (2006). "Ground layer carbon and nitrogen cycling and legume nitrogen inputs following fire in mixed pine forests." American Journal of Botany 93: 84-93.
  15. [[2]]Encyclopedia of Life. Accessed: April 21, 2016
  16. Atwood, E. L. (1941). "White-tailed deer foods of the United States." The Journal of Wildlife Management 5(3): 314-332.
  17. Aschenbach, T. A., et al. (2010). "The initial phase of a longleaf pine-wiregrass savanna restoration: species establishment and community responses." Restoration Ecology 18(5): 762-771.