Analysis of the diversity of local ginger ( Zingiber officinale Rosc.) in Pandeglang Regency, Banten Province based on morphological characteristics

Abstract

Ginger plant is a medicinal plant widely cultivated by farmers, especially in Pandeglang regency. This research was aimed to find out the relationship of local ginger based on morphological characteristics as well as to dig up information about e×isting varieties so that it can be a reference for plant breeding of local ginger in Pandeglang regency. The research was conducted in a way of e×ploration from October to November 2021 in Bojong, Menes, Cisata and Majasari sub-districts as the location of accession. 3 samples were taken from each accession so that the total of sample was 12 observation samples. The relationship of kinship was observed with the SPSS program of cluster analysis. The results showed that in Pandeglang were e×plored 2 types of ginger planted, namely red ginger and small white ginger (emprit), scattered in all accessions. Based on the morphological characteristics, the two types of ginger had similarities on the shape of stem, the color of stem, the shape of leaf, the tip of leaf, the base of leaf, and the shape of root. It was found that the closest kinship relationship was in the sample A1 with A2 with a coefficient value of 3.733 and the furthest kinship was found in the sample A1 with C3 with a coefficient value of 24.499. Thus it can be known that there is a close kinship relationship between ginger plants in Pandeglang Regency.