Life forms and Biological Spectrum of Marriguda Reserve forest , Khammam District , Andhra Pradesh

Abstract

The life forms represented in the vegetation of Marriguda RF of Khammam District of Andhra Pradesh are Mesophanerophytes (24.4%) , Microphanerophytes (18%) , Nanophanerophytes (5.1%) , Chamaephytes (9%) , Hemicryptophytes (6.2%) , Geophytes (11%) , Therophytes (23%) , lianas (2.2%) , parasites (0.7%) and epiphytes (0.3%). Biological spectrum of the area is Phanerophytic. The dominance ofphanerophytes appears to be due to high rainfall , temperature and low biotic pressure. The biological spectrum of Marriguda RF is compared with Raunkiaer's normal spectrum and two local environments.