Cycas dharmrajii sp. nov. (Cyadaceae) from Andaman and Nicobar Islands, India
18 October 2016
Singh, LalCycas dharmrajii L.J.Singh (Cycadaceae), a new species from the Andaman Islands, India is described and illustrated along with its conservation status. Its abnormal branching habit of giant trunk with a swollen base, often branched, dimorphic aerial roots, medium sized leaves, megasporophyll with well-defined 10-28 paired lateral hook like structure and 1-3 pairs of ovule, 2- schizo-lysigenous mucilage canals in leaflet, characteristic pitting on the periclinal wall of epidermal cells of leaflets distinguishes it from all previously known species. A key to the species of Cycas currently described from the Andaman and Nicobar Islands is provided.
Doi
10.1111/njb.01284