KERAGAMAN ANGGREK EPIFIT DI KAWASAN HUTAN ALAM DESA PETARIKAN, KABUPATEN KOTAWARINGIN BARAT - KALIMANTAN TENGAH

<p>A study on the diversity of epiphytic orchids in the natural forest at the Village Petarikan, District Kotawaringin Barat, Central Kalimantan was carried out. All routes in the area of study were investigated. The number of epiphytic orchids found was 32 genera, consisting of 99 species. The most common species were those of genera <em>Bulbophyllum </em>and <em>Dendrobium. </em>Some of them were endemic to Kalimantan, i.e. <em>Dendrobium nabawanense, Bulbophyllum beccarii, Dendrochilum </em><em>oxylobum, Liparis lobongensis </em>and <em>Porpax borneensis. </em>These orchids were frequently found on <em>Saraca </em><em>declinata, Dipterocarpus </em>sp. and <em>Durio zibethinus.</em>