Inventarisasi jenis anggrek di kawasan Hutan Sei Rais Desa Rubung Buyung Kecamatan Cempaga Kabupaten Kotawaringin Timur

Rahayu, Maya (2015) Inventarisasi jenis anggrek di kawasan Hutan Sei Rais Desa Rubung Buyung Kecamatan Cempaga Kabupaten Kotawaringin Timur. Undergraduate thesis, IAIN Palangka Raya.

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Abstract

ABSTRAKSI

Anggrek merupakan salah satu tumbuhan yang mempunyai bunga yang menarik dan beraneka warna. Selain bunga yang menarik anggrek juga memiliki manfaat ekologi, diantaranyapada jenis anggrek epifit menyediakan habitat utama bagi hewan tertentu seperti semut dan rayap, sedangkan anggrek teresterial yaitu sebagai salah satu tumbuhan penutup lantai hutan yang menjaga kelembaban tanah.Berdasarkan hasil observasi yang sudah dilakukan di Kawasan Hutan Sei Rais di Desa Rubung Buyung Kecamatan Cempaga Kabupaten Kotawaringin Timur terdiri dari bukit dan rawa, hutan Sei Rais ini satu-satunya hutan di Desa Rubung Buyung yang sebagian hutannya masih alami.Tujuan penelitian ini yaitu untuk mengetahui jenis anggrek yang ada di kawasan hutan Sei Rais Desa Rubung Buyung Kecamatan Cempaga Kabupaten Kotawaringin Timur

Jenis penelitian yang digunakan adalah deskriptif dengan menggunakan metode Line transek (transek garis) dan teknik sampling porpusive sampling. Waktu dan tempat penelitian yaitu 31 Maret- 31 Mei 2015 di Hutan Sei Rais Desa Rubung Buyung Kecamatan Cempaga Kabupaten Kotawaringin Timur. Sementara itu penentuan wilayah sampling berdasarkan 10% dari luas keseluruhan hutan, lokasi penelitian dibagi 3 wilayah yaitu hutan terbuka untuk wilayah sampling 1, hutan tertutup untuk wilayah sampling 2, dan pinggir sungai Rais untuk wilayah sampling 3. Langkah-langkah penelitian ini yaitu mengumpulkan spesimen, mendeskripsikan, mengidentifikasi, mengklasifikasi dan menginventarisasi.

Berdasarkan hasil penelitian ditemukan spesimen anggrek terdiri dari 12 marga yaitu Dendrobium, Liparis, Mikropera, Pomatocalpa, Cleisostoma, Appendicula, Eulophia, Trhrixspermum, Cymbidium, Bromheadia, Acriopsis dan Bulbbophyllum dan 15 jenis yaitu Dendrobium aloifolium, Liparis norvuse, Mikropera fuscolutea, Pomatocalpa latifolia, Cleisostoma suffusum, Appendicula reflexa, Eulophia spectabilis, Trhrixspermum trichoglottiss, Trhrixspermum arachnites, Cymbidium finlaysonianum, Bromheadia finlaysoniana, Dendrobium leonis, Acriopsis javanica, Dendrobium rosselum, Bulbophyllum vaginatum. 3 jenis hidup secara teresterial di tanah dan 12 jenis hidup secara epifit dibatang,ranting,dahan yang masih hidup ataupun yang sudah mati.

ABSTRACT

Orchid is as one of plant which has interesting flower and colorful. Except the interesting flower of orchid, it also has ecology benefit such as epiphyte orchid which provides main habitat of certain animal like ant and termite, while terrestrial orchid is as one of plants that covering the ground surface of forest to keep the moisture of ground. Based on the observatoin did at forest district of Sei Rais of Rubung buyung Village at Cempaga District of Kotawaringin Timur Regency which consisted of hills and swamp, Sei Rais forest as the one forest at Rubung Buyung village where some of it still in its nature. While based on research location, it is divided into three areas they are open forest as 1 sampling area, close forest as 2 sampling area, and riverbank as 3 sampling area. This research was aimed to know the orchid kinds at forest district of Sei Rais of Rubung Buyung Village at Cempaga District of Kotawaringin Timur Regency.

This study was a descripive research by using line transect and purposive as sampling techniue. Time and place this research on march,31 2015- May 30 2015 at Sei Rais forest Rubung Buyung Village Cempaga District of Kotawaringin Timur Regency. While the determining of sampling area based on 10% of the wide of forest, location of research was divided into 3 area were opened forest for sampling area, closed forest for sampling area 2 and coaslal of river for sampling area 3. The steps of this research were collect the specimen, describ, identify, clasify and inventory.

Based on the result of study found that orchid specimens consisted of 12 genus they are Dendrobium, Liparis, Mikropera, Pomatocalpa, Cleisostoma, Appendicula, Eulophia, Trhrixspermum, Cymbidium, Bromheadia, Acriopsis and Bulbbophyllum and 15 species they are Dendrobium aloifolium, Liparis norvuse, Mikropera fuscolutea, Pomatocalpa latifolia, Cleisostoma suffusum, Appendicula reflexa, Eulophia spectabilis, Trhrixspermum trichoglottiss, Trhrixspermum arachnites, Cymbidium finlaysonianum, Bromheadia finlaysoniana, Dendrobium leonis, Acriopsis javanica, Dendrobium rosselum, Bulbophyllum vaginatum. 3 species lived terrestrially on the ground and 12 species lived epiphyte on the tree stem, branch, bough whether it is life or not.

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