Cycas circinalis
Encyclopedia
Cycas circinalis, also known as the Queen Sago, is a type of cycad
that was thought to be linked with the degenerative disease Lytico-Bodig disease
on the island of Guam
; however, the species native to Guam has since been recognised as a separate species, Cycas micronesica
, by K.D. Hill
in 1994.
Cycas circinalis is the only gymnosperm species found among native Sri Lankan flora.
Cycad
Cycads are seed plants typically characterized by a stout and woody trunk with a crown of large, hard and stiff, evergreen leaves. They usually have pinnate leaves. The individual plants are either all male or all female . Cycads vary in size from having a trunk that is only a few centimeters...
that was thought to be linked with the degenerative disease Lytico-Bodig disease
Lytico-Bodig disease
Lytico-Bodig disease, sometimes spelled Lytigo-bodig is a neurological disease of uncertain aetiology that exists in the United States territory of Guam....
on the island of Guam
Guam
Guam is an organized, unincorporated territory of the United States located in the western Pacific Ocean. It is one of five U.S. territories with an established civilian government. Guam is listed as one of 16 Non-Self-Governing Territories by the Special Committee on Decolonization of the United...
; however, the species native to Guam has since been recognised as a separate species, Cycas micronesica
Cycas micronesica
Cycas micronesica is a type of cycad found in Micronesia , the Marianas Group and the western Caroline Islands. The species, previously lumped with Cycas rumphii or Cycas circinalis, was described in 1994 by Ken Hill...
, by K.D. Hill
Ken Hill (botanist)
Kenneth D. Hill was an Australian botanist, notable for his work on eucalypts, the systematics, evolution and conservation of the genus Cycas, as well as on botanical informatics....
in 1994.
Cycas circinalis is the only gymnosperm species found among native Sri Lankan flora.