Nephrolepis cordifolia (L.) C. Presl — Overview

Tuberous Sword Fern learn more about names for this taxon


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Nephrolepis cordifolia

Tuber ladder fern, (Nephrolepis cordifolia) is a fern native to northern Australia and Asia. It has many common names including erect sword fern, narrow sword fern and ladder fern, fishbone fern, and herringbone fern.[1] It is similar to the related fern Nephrolepis exaltata.

Nephrolepis cordifolia root system showing a tuber.



It has been introduced into Bermuda, French Polynesia, New Zealand, and the United States.[2]

The species is native in north eastern Australia, and is considered naturalised on the central east coast of New South Wales.[1]

Invasive species

Nephrolepis cordifolia spreading on a forest and pasture margin in the Waikato Region in New Zealand.

N. cordifolia has become an invasive species is some areas where it has been introduced. In New Zealand it is listed on the National Pest Plant Accord preventing the sale, cultivation and distribution of the plant. It is listed as an invasive species in Florida, United States.[3]


  1. ^ a b "Nephrolepsis cordifolia". PlantNet - FloraOnline. Retrieved 30 December 2012. 
  2. ^ "Nephrolepis cordifolia". Global Invasive Species Database (Invasive Species Specialist Group). Retrieved 8 November 2011. 
  3. ^ "Nephrolepis cordifolia". Florida Exotic Pest Plant Council. Retrieved 8 November 2011. 


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