Nephrolepis biserrata

Nephrolepis biserrata (giant swordfern, 长叶肾蕨) is a tropical fern, endemic to Florida, Mexico, the West Indies, Central America, South America, Africa, and southeast Asia.

Nephrolepis biserrata
Conservation status
Secure  (NatureServe)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Class:	Polypodiopsida
Order:	Polypodiales
Suborder:	Polypodiineae
Family:	Nephrolepidaceae
Genus:	Nephrolepis
Species:	N. biserrata
Binomial name
Nephrolepis biserrata (Sw.) Schott

Its stipes are grayish brown and 10–50 cm × about 4 mm in size, with brownish-green, papery lamina that are 14–30 cm wide × 0.7–2 m in length.

Synonyms

• Aspidium acuminatum Willd.
• Aspidium acutum Schkuhr
• Aspidium biserratum Sw.
• Aspidium ensifolium Schkuhr
• Aspidium guineense Schumach.
• Aspidium punctulatum Sw.
• Hypopeltis biserrata (Sw.) Bory
• Lepidoneuron biserratum (Sw.) Fée
• Lepidoneuron punctulatum (Poir.) Fée
• Lepidoneuron rufescens (Schrad.) Fée
• Nephrodium acuminatum (Willd.) C. Presl
• Nephrodium acutum (Schkuhr) C. Presl
• Nephrodium biserratum (Sw.) C. Presl
• Nephrodium punctulatum (Sw.) Desv.
• Nephrodium rufescens Schrad.
• Nephrolepis acuminata (Willd.) C. Presl
• Nephrolepis acuta (Schkuhr) C. Presl
• Nephrolepis biserrata var. biserrata
• Nephrolepis biserrata subsp. punctulata (Poir.) Bonap.
• Nephrolepis ensifolia (Schkuhr) C. Presl
• Nephrolepis exaltata var. biserrata (Sw.) Baker
• Nephrolepis hirsutula var. acuta (Schkuhr) Kuntze
• Nephrolepis hirsutula var. biserrata (Sw.) Kuntze
• Nephrolepis mollis Rosenst.
• Nephrolepis punctulata (Poir.) C. Presl
• Nephrolepis rufescens (Schrad.) C. Presl ex Wawra
• Polypodium neprolepioides Christ
• Polypodium punctulatum Poir.
• Tectaria fraxinea Cav.

References

• Gen. Fil. pl. 3 1834.
• The Plant List
• eFloras entry
• Calero, K., Pitzer, T., & Alberte, J. (2012). General Biology II Lab Manual (2nd ed.). McGraw Hill.