|                    Key thatch palm, Brittle thatch palm, Silver thatch palm
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                |                    Leucothrinax morrisii  
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                |                    Arecaceae 
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                 Landscape Uses:
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                 Accent or specimen tree in the Florida Keys.  Buffer plantings. | 
               
                Ecological Restoration Notes:  | 
               
              
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                | Availability: | 
               
              
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                 Commonly available at native plant nurseries in South Florida. | 
               
              
                | Description: | 
               
              
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                 Small tree or shrub-like with a straight, erect trunk.  Leaves fan-shaped, pale green above, silvery beneath, about 2-3 feet in diameter. | 
               
              
                | Height: | 
               
              
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                 Typically 8-15 feet in height; to 19 feet in South Florida.  Becoming taller than broad when mature. | 
               
              
                | Growth Rate: | 
               
              
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                 Slow to moderate. | 
               
              
                | Range: | 
               
              
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                 Florida Keys; also collected once on an island south of Flamingo in Everglades National Park and recently discovered on Cape Sable in Everglades National Park; West Indies. For a digitized image of Elbert Little's Florida range map, visit the  Exploring Florida website. | 
               
              
                | Habitats: | 
               
              
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                 Pine rocklands and rockland hammocks. | 
               
              
                | Soils: | 
               
              
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                 Moist, well-drained limestone soils, with or without humusy top layer. | 
               
              
                | Nutritional Requirements: | 
               
              
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                 Moderate to low; it prefers soils with organic content, but will still grow reasonably well in nutrient poor soils. | 
               
              
                | Salt Water Tolerance: | 
               
              
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                 Low; does not tolerate long-term flooding by salt or brackish water. | 
               
              
                | Salt Wind Tolerance: | 
               
              
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                 High; can tolerate moderate amounts of salt wind without significant injury. | 
               
              
                | Drought Tolerance: | 
               
              
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                 Moderate to high; plants growing in extremely dry soils may die during extended periods of drought. | 
               
              
                | Light Requirements: | 
               
              
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                 Full sun to light shade. | 
               
              
                | Flower Color: | 
               
              
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                 White turning yellow. | 
               
              
                | Flower Characteristics: | 
               
              
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                 Showy. | 
               
              
                | Flowering Season: | 
               
              
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                 All year; peak in spring. | 
               
              
                | Fruit: | 
               
              
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                 Round white drupe. | 
               
              
                | Wildlife and Ecology: | 
               
              
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                 Provides significant food and cover for wildlife. Larval host plant for monk skipper (Asbolis capucinus) butterflies. Attracts pollinators. | 
               
                     
                | Horticultural Notes: | 
               
              
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                 Can be grown from de-pulped seed.  Place container in light shade or full sun. | 
               
              
                | Comments: | 
               
              
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                 It is listed as endangered by the state of Florida. | 
               
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                    George D. Gann in habitat, New Providence, Bahamas, 2012
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