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  1. No Access

    Article

    The Facilitative Role of Kosteletzkya pentacarpos in Transitioning Coastal Agricultural Land to Wetland During Sea Level Rise

    Rising sea level is increasing soil salinity and flooding frequency, directly impacting low-lying coastal farmlands. In response to reduced production of traditional crops, dikes may be built which will preven...

    Nikol Voutsina, Denise M. Seliskar, John L. Gallagher in Estuaries and Coasts (2015)

  2. No Access

    Article

    Macrophyte disturbance alters aquatic surface microlayer structure, metabolism, and fate

    Macrophytes drive the functioning of many salt marsh ecosystem components. We questioned how temporary clearing of the macrophyte community, during restoration, would impact processes at the scale of the aquat...

    Denise M. Seliskar, John L. Gallagher in Oecologia (2014)

  3. No Access

    Article

    Differential population response of allocation, phenology, and tissue chemistry in Spartina alterniflora

    Phenotypic variation within species is widespread among salt marsh plants. For Spartina alterniflora, the dominant species of low intertidal wetlands across the Altantic and Gulf coasts of the US, distinct phenol...

    Tracy Elsey-Quirk, Denise M. Seliskar, John L. Gallagher in Plant Ecology (2011)

  4. No Access

    Article

    Nitrogen Pools of Macrophyte Species in a Coastal Lagoon Salt Marsh: Implications for Seasonal Storage and Dispersal

    High nitrogen (N) loading rates received by coastal bays can have deleterious effects on aquatic ecosystems. Salt marshes can intercept land-based N through seasonal plant uptake, denitrification, and burial. ...

    Tracy Elsey-Quirk, Denise M. Seliskar, John L. Gallagher in Estuaries and Coasts (2011)

  5. No Access

    Article

    Salt Marsh Carbon Pool Distribution in a Mid-Atlantic Lagoon, USA: Sea Level Rise Implications

    The distribution of carbon (C) within a salt marsh may vary among vegetation zones depending on production and decomposition dynamics and organic and mineral depositional history. We examined spatial and tempo...

    Tracy Elsey-Quirk, Denise M. Seliskar, Christopher K. Sommerfield… in Wetlands (2011)

  6. No Access

    Article

    Root-secreted Allelochemical in the Noxious Weed Phragmites Australis Deploys a Reactive Oxygen Species Response and Microtubule Assembly Disruption to Execute Rhizotoxicity

    Phragmites australis is considered the most invasive plant in marsh and wetland communities in the eastern United States. Although allelopathy has been considered as a possible displacing...

    Thimmaraju Rudrappa, Justin Bonsall, John L. Gallagher… in Journal of Chemical Ecology (2007)

  7. No Access

    Article

    Predicting the Effectiveness of Phragmites Control Measures using a Rhizome Growth Potential Bioassay

    In the last century, Phragmites australis (common reed) has expanded from a minor component of the mid-Atlantic tidal wetlands to a dominant species in many locations. Expansion of Phragmites results in decreased...

    Michael T. League, Denise M. Seliskar, John L. Gallagher in Wetlands Ecology and Management (2007)

  8. No Access

    Article

    Blocking Phragmites australis reinvasion of restored marshes using plants selected from wild populations and tissue culture

    This study tested a vegetation strategy for controlling Phragmites australis invasion into brackish marshes as an alternative to the current technique of repeated herbicide sprays followed by burning. This strate...

    Jiangbo Wang, Denise M. Seliskar, John L. Gallagher… in Wetlands Ecology and Management (2006)

  9. No Access

    Article

    Rhizome growth dynamics of native and exotic haplotypes ofPhragmites australis (Common reed)

    Phragmites australis (common reed), a clonal grass, has expanded from a minor component of the mid-Atlantic wetlands to a dominant species. It has been suggested that invasive populations...

    Michael T. League, Erin P. Colbert, Denise M. Seliskar… in Estuaries and Coasts (2006)

  10. No Access

    Article

    Tidal creek surface film structural and metabolic dynamics

    Surface films on marsh creeks form water-air interfaces of high biological activity. The development, movement, deposition, and breakup of the tidal creek surface film in a naturalSpartima alterniflora-dominated ...

    Denise M. Seliskar, John L. Gallagher in Estuaries (2005)

  11. No Access

    Article

    Tissue culture and plant regeneration of the salt marsh monocots Juncus roemerianus and Juncus gerardi

    Tissue culture and plant regeneration protocols for the salt marsh plants Juncus roemerianus Scheele and Juncus gerardi Loisel, were developed. J. roemerianus callus was induced from mature seeds cultured on Mura...

    Jiangbo Wang, Denise M. Seliskar… in In Vitro Cellular & Developmental Biology … (2005)

  12. No Access

    Article

    Seedling sulfide sensitivity among plant species colonizing Phragmites-infested wetlands

    Seedling establishment is an important means of re-colonizing herbicide-treated and burned Phragmites australis marshes and of filling in newly created or naturally forming marshes. Knowing the differential sensi...

    Denise M. Seliskar, Kristen E. Smart, Bryan T. Higashikubo, John L. Gallagher in Wetlands (2004)

  13. No Access

    Article

    Tissue culture and plant regeneration of Spartina alterniflora: Implications for wetland restoration

    A tissue culture and plant regeneration protocol for the salt marsh grass, Spartina alterniflora, has been developed. Callus was efficiently induced on Murashige and Skoog (MS) medium supplemented with 1 mg L−1 2...

    Jiangbo Wang, Denise M. Seliskar, John L. Gallagher in Wetlands (2003)

  14. No Access

    Article

    Resistance to salinity of Alnus maritima from disjunct wetlands: Symptoms of salt injury, comparison to other shrubs, and effect of inundation

    Alnus maritima (seaside alder) occurs in wet or flooded soils on the Delmarva Peninsula (southern Delaware and adjacent counties of eastern Maryland, USA) and in small niches in Georgia and Oklahoma. Although som...

    William R. Graves, John L. Gallagher in Wetlands (2003)

  15. No Access

    Article

    Tissue culture and plant regeneration of big cordgrass,Spartina cynosuroides: implications for wetland restoration

    Big cordgrass,Spartina cynosuroides (Poaceae), grows in extensive stands in brackish marshes along the Atlantic and Gulf coasts of the United States and along the margins of tidal streams where freshwater wetland...

    **anggan Li, John L. Gallagher in Wetlands (1996)

  16. No Access

    Article

    Regeneration of Kosteletzkya virginica (L.) Presl. (Seashore Mallow) from callus cultures

    Organogenic callus cultures of seashore mallow, Kosteletzkya virginica (L.) Presl., originated from excised mature embryos or stem sections of aseptically germinated plants initially cultured on Murashige & Skoog...

    Deborah A. Cook, Debra M. Decker, John L. Gallagher in Plant Cell, Tissue and Organ Culture (1989)

  17. No Access

    Article

    Tissue culture and long-term regeneration of Phragmites australis (Cav.) Trin. ex Steud.

    Phragmites australis tissue cultures were initiated from mature seeds on MS medium supplemented with 1 mgl-1 each of 2,4-D and IAA. Cultures displayed typical embryogenic callus that was compact and bright yello...

    Peter F. Straub, Debra M. Decker, John L. Gallagher in Plant Cell, Tissue and Organ Culture (1988)

  18. No Access

    Article

    Interspecific differences in dead plant buffering capacity alter the impact of acid rain on decomposition rates in tidal marshes

    Simulated acid rain did not alter respiration rates of microbial associations on dead Spartina alterniora from Delaware salt marshes or on dead Carex lyngbyei from Oregon brackish marshes. Since these dead plant-...

    John L. Gallagher, Lisa A. Donovan, Donna M. Grant… in Water, Air, and Soil Pollution (1987)

  19. No Access

    Article

    Halophytic crops for cultivation at seawater salinity

    Several hundred halophytes from salt marshes and salt deserts of the world have been evaluated in our laboratory at various degrees of intensity, and a few have been selected for development as crops. The deve...

    John L. Gallagher in Plant and Soil (1985)

  20. No Access

    Article

    Oxygen consumption at the soil-water interface in a Delaware salt marsh

    Oxygen consumption at the soil-water interface in A Delaware salt marsh was measured over the annual cycle. No significant difference between vegetation areas was detected, but summer rates were 2.5 times thos...

    John L. Gallagher, Franklin C. Daiber in Chesapeake Science (1974)