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                | Giant sword fern
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                | Nephrolepis biserrata  
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                | Nephrolepidaceae 
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                | Landscape Uses:
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                |  | Primarily recommended for natural landscapes and habitat restorations.  Also a large accent groundcover in moist to wet areas. Identified by Fairchild Tropical Botanic Garden as a native that does especially well in shade in this brochure. |  
                | Ecological Restoration Notes: |  
                |  |  |  
                | Availability: |  
                |  | Grown by one or two native plant nurseries in South Florida. |  
                | Description: |  
                |  | Large herbaceous fern. |  
                | Height: |  
                |  | Typically 6-8 feet in height.  Spreading from horizontal stems (stolons) and forming large masses. |  
                | Growth Rate: |  
                |  | Moderate. |  
                | Range: |  
                |  | Miami-Dade County and the Monroe County mainland north to Martin, Highlands and Lee counties; Louisiana; West Indies, Mexico, Central America, South America and Old World. |  
                | Habitats: |  
                |  | Moist hammocks and swamps. |  
                | Soils: |  
                |  | Moist to seasonally wet, well-drained to poorly-drained sandy, limestone, or organic soils, with humusy top layer. |  
                | Nutritional Requirements: |  
                |  | Moderate; can grow in nutrient poor soils, but needs some organic content to thrive. |  
                | Salt Water Tolerance: |  
                |  | Low; does not tolerate flooding by salt or brackish water. |  
                | Salt Wind Tolerance: |  
                |  | Low; salt wind may burn the leaves. |  
                | Drought Tolerance: |  
                |  | Low; requires moist to wet soils and is intolerant of long periods of drought. |  
                | Light Requirements: |  
                |  | Light shade. |  
                | Flower Color: |  
                |  | N/A. |  
                | Flower Characteristics: |  
                |  | There are no flowers; the plants reproduce by spores. |  
                | Flowering Season: |  
                |  | All year. |  
                | Fruit: |  
                |  | Inconspicuous spores. |  
                | Wildlife and Ecology: |  
                |  |  |  
                | Horticultural Notes: |  
                |  | Can be grown from divisions or spores. |  
                | Comments: |  
                |  | It is listed as threatened by the state of Florida. |  |  | 
              
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                | George D. Gann In habitat, Miami-Dade County
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                | George D. Gann In habitat, Miami-Dade County, Florida
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