Abstract:Monthly changes in the ash contents and caloric values of the leaves of 8 Palmae species(four shrubby species: Arenga engleri, Chamaedorea elegans, Rhapis excelsa and Phoenix roebelenii; four tree dwelling species: Archontophoenix alexandrae, Caryota urens, Ravenea rivularis and Roystonea regia) were discussed in this paper, and the results showed as follows: (1) The ash contents of the 8 Palmae species were different and varied with season; the annual average ash contents of the four tree ...