Inventarisasi Liken di Stasiun Riset Hutan Batang Toru Blok Barat, Kabupaten Tapanuli Utara, Provinsi Sumatera Utara

Abstract

Batang Toru Forest Research Station Block West, North Tapanuli Regency, North Sumatra Province, is one of the conservation areas in North Sumatra which has uniqueness and high biodiversity, one of them is the lichen. The information regarding of the lichen species found in the West Block Batang Toru Forest Research Station Area has never been reported, so its various types and the distributions are unknown. This study aims to observe lichen at the Batang Toru Forest Research Area, which was carried out from September 2021 to March 2022. The research was carried out with the exploration method, by exploring along the track. From the results of the study, There was a total of 54 species of lichen consisting of 23 families and 38 genera. Base on the type of the thallus, it was found 23 species of lichen classified as foliose, 21 of the crustose, 4 of the fruticose, 3 of the squamulose and 3 of filamentous. The most common lichen family found at the study site was Lobariaceae, with a total of six species. The species collected in this study were mostly found on the bark substrate.

Stasiun Riset Hutan Batang Toru Blok Barat, Kabupaten Tapanuli Utara, Provinsi Sumatera Utara merupakan salah satu kawasan konservasi di Sumatera Utara yang memiliki keunikan dan keanekaragaman hayati yang tinggi, salah satunya yaitu liken. Informasi terkait jenis-jenis liken yang terdapat di Kawasan Stasiun Riset Hutan Batang Toru Blok Barat belum pernah dilaporkan, sehingga keanekaragaman jenis dan persebarannya belum diketahui. Penelitian ini bertujuan untuk menginventarisasi liken di Kawasan Riset Hutan Batang Toru, dilaksanakan dari bulan September 2021 sampai Maret 2022. Penelitian ini dilakukan dengan metode eksplorasi yaitu menjelajah di sepanjang jalur trek. Dari hasil penelitian ditemukan 54 jenis liken yang terdiri dari 23 suku dan 38 marga, berdasarkan tipe talusnya ditemukan 23 jenis liken tergolong foliose, 21 crustose, 4 fruticose, 3 squamulose dan 3 filamentous. Suku liken yang paling banyak ditemukan di lokasi penelitian yaitu Lobariaceae sebanyak 6 jenis. Jenis liken yang dikoleksi pada penelitian ini paling banyak ditemukan pada substrat kulit kayu.