BIONATURE

BIONATURE, ISSN No. : 0970-9835 (Print), 0974-4282 (Online), Vol.: 37, Issue.: 1

Original Research Article

IDENTITY AND STATUS OF RECENTLY DESCRIBED CYCAS PSCHANNAE (CYCADACEAE) IN THE ANDAMAN AND NICOBAR ISLANDS, INDIA

 

LAL JI SINGH1* AND D. R. MISRA2

1Botanical Survey of India, ANRC, Port Blair- 744 102, Andaman & Nicobar Islands, India.

2Department of Botany, University of Allahabad, Allahabad-211002, UP, India.

Abstracts

After examining the diagnostic taxonomic characters on a cultivated plant in AJC Bose Indian Botanic Garden, Howrah, W.B., India a new cycad Cycas pschannae R.C. Srivast. & L.J. Singh (Cycadaceae) has been recently described. The authors also mentioned occurrence of this species as wild in Andaman Islands of India  without exsiccata and any other supporting evidence. Detailed population assessment of the species and its distribution has not been carried out so far. Therefore, in the present paper the species is described and illustrated along with its distribution, structure of natural population, habitat ecology, biogeography morpho-anatomical characters along with its comparison to closely related species like C. dharmrajii L.J. Singh and C. zeylanica (Schust.) A. Lindstrom. & Hill in detail for the first time. A key to the species of Cycas from Andaman and Nicobar Islands is also provided.  

Keywords :

Andaman and nicobar islands, conservation status, cycads, Cycas pschannae, India.