Abstract
The society in Ngadiwono village is part of Tengger tribe that depends on their surrounding environment on fulfilling the life necessities. However, the society knowledge obout toxic plant has never been revealed. Therefore, the main objective of this study is to documenting the toxic plants in Ngadiwono village according to society knowledge and scientific study on its toxic content. This study was conducted in Ngadiwono Village, Tosari District, Pasuruan Regency. The informants were chosen by using snowball method (n=14). Interview was conducted using semi-structural method. The collected data was analysed to obtain ICS value (Index Cultural Significance) and UVs (Use Value). The identification of toxic compound was based on previous study. The study result identified 8 plants that considered to be toxic by local society: bedor ( Girardinia palmata Blume.), yellow k ecubung ( Brugmansia suaveolens Bercht. & J.Presl), white k ecubung ( Brugmansia suaveolens Bercht. & J.Presl), j arak ( Ricinus communis L.), yellow t erpasan ( Cestrum elegans (Brongn.) Schltdl), red t erpasan ( Cestrum elegans (Brongn.) Schltdl), kudisan ( Euphorbia pulcherrima Willd.), and c iplukan ( Physalis peruviana L.). The highest ICS value was found in jarak ( Ricinus communis ). Meanwhile, the lowest ICS value was found in yellow and red terpasan ( Cestrum elegans ) due to its minimum use by local society. The highest UVs was found in kudisan . Keywords: Ethnobotany, Ngadiwono, Plant, Tengger, Toxic
Highlights
IntroductionThe society in Ngadiwono village, part of Tengger tribe, lives in the area of Bromo Tengger
The society in Ngadiwono village, part of Tengger tribe, lives in the area of Bromo TenggerSemeru National Park (BTSNP)
This study was conducted in Ngadiwono Village, Tosari District, Pasuruan Regency, East Java Province, Indonesia (34°20′35.29′′E35°09′27.04′′E; °05′19.12′′N - 0°53′53.81′′N)
Summary
The society in Ngadiwono village, part of Tengger tribe, lives in the area of Bromo Tengger. Most of Tengger society depends on their surrounding environment in occupying their life necessities [1]. The knowledge of local society is influenced by the local history, custom, and natural resources. Activities aimed at collecting information, documenting, and confirming the use of ethnomedicine for traditional treatment have been widely conducted in Tengger [2]. Half of the published paper is related with the biological activities of plants, including antimicrobial, molluscicidal, antimalarial, toxicological, and anti-tumor related activities [3].
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