# Doi Inthanon National Park

Doi Inthanon National Park (Thai: อุทยานแห่งชาติดอยอินทนนท์), nicknamed "the roof of Thailand", is a national park in the Thanon Thong Chai Range, Chom Thong District, Chiang Mai Province, northern Thailand. It includes Doi Inthanon, the country's highest mountain. It contains an area of 301,184 rai ~ 482 square kilometres (186 sq mi) in size. It was established on October 2, 1972.

## Geography

The park is approximately 60 kilometres (37 mi) from Chiang Mai. It includes Karen and Meo Hmong villages of about 4,500 people. Its elevation ranges between 800–2,565 metres (2,625–8,415 ft). Within its borders are a number of waterfalls: Mae Klang Falls, Wachiratan Falls, Siriphum Falls, and Mae Ya Falls. The park has varied climatic and ecologically different sections.
Doi Inthanon National Park is located in a significant part of the Ping River watershed area, which has allowed numerous rivers to be formed, The Mae Wang, Mae Klang River, Maw Ya River, Mae Hoi River, Mae Chaem River, and Mae Tia Rivers being the most important one in the district. These rivers will allow multiple local settlements in Chang Mai Province to be nourished before flowing into the Ping River.

## Flora

Flora includes evergreen cloud forest, sphagnum bog, and deciduous dipterocarp forest. There are some relict pines.
Plant communities of Doi Inthanon vary according to elevation. Below is a table of main plants by vegetation type:
| Vegetation type | Elevation | Trees | Understorey (undergrowth, shrubs, herbs, etc.) |
| mixed deciduous forests | up to 800 m | Albizia, Dalbergia, Millettia, Vitex, Terminalia, Lagerstroemia | Boesenbergia, Curcuma, Globba, Kaempferia |
| deciduous dipterocarp forests | 600–800 m | Dipterocarpus intricatus, Dipterocarpus obtusifolius, Dipterocarpus tuberculatus, Shorea obtusa, Shorea siamensis, Strychnos nux-vomica, Colona floribunda | Arundinaria |
| pine deciduous dipterocarp forests | 800–1,200 m | Pinus latteri, Pinus kesiya, Dipterocarpus obtusifolius, Dipterocarpus tuberculatus, Shorea obtusa, Anneslea fragrans, Schima wallichii, Ternstroemia gymnanthera, Helicia nilagirica, Wendlandia tinctoria, Engelhardia spicata | Viburnum, Buddleja asiatica, Desmodium, Crotalaria, Indigofera; Hypoxis aurea, Murdannia, Iris collettii, Gentiana, Polygala, Senecio |
| seasonal rain forests (dry evergreen forests) | up to 900 m | Aglaia spp., Aphanamixis polystachya, Dysoxylum andamanicum, Acrocarpus fraxinifolius, Erythrina spp., Adenanthera pavonina, Syzygium spp., Choerospondias axillaris, Dracontomelon dao, Dimocarpus longan, Nephelium hypoleucum, Paranephelium xestophyllum, Sapindus rarak | Ixora, Tarenna, Capparis spp., Antidesma spp.; Luvunga scandens, Desmos chinensis, Artabotrys siamensis, Mucuna macrocarpa, Entada, Derris, Dalbergia; Alpinia, Boesenbergia, Curcuma, Globba, Hedychium, Aglaonema, Amorphophallus, Arisaema |
| lower montane rain forests | below 1,000 m | Castanopsis, Lithocarpus, Quercus spp., Paramichelia, Actinodaphne, Cinnamomum, Litsea spp., Schima wallichii, Camellia spp., Saurauia napaulensis, Schoepfia fragrans, Olea spp., Diospyros spp., Podocarpus neriifolius, Cephalotaxus mannii | Gigantochloa, Schizostachyum, Dendrocalamus; Dianella, Disporum, Ophiopogon, Elatostema spp., Impatiens spp., Sapria himalayana |
| lower montane oak forests | 1,000–1,800 m | Castanopsis acuminatissima, Castanopsis tribuloides, Betula alnoides, Carpinus viminea, Lithocarpus, Quercus, Clerodendrum spp., Viburnum spp., Wendlandia tinctoria, Styrax benzoides, Mahonia nepalensis | Agapetes hosseana, Aeschynanthus spp., Rubus, Clematis, Smilax spp.; Pteridium aquilinum; Amischotolype spp., Begonia spp., Blumea, Camchaya, Crassocephalum, Saussurea, Hedyotis spp., Mitracarpus |
| lower montane pine–oak forests | 1,000–1,400 m | Pinus kesiya, etc. | |
| upper montane rain forests | from 1,800 m | Quercus glabricupulata, Schima wallichii, Eurya nitida, Gordonia dalglieshiana, Acer spp., Exbucklandia populnea, Myrsine semiserrata, Vaccinium sprengelii, Rhododendron arboreum subsp. delavayi | Strobilanthes spp., Viburnum kerrii, Dichroa febrifuga; Neohymenopogon parasiticus; Carex baccans, Gentiana spp., Impatiens spp., Lobelia pyramidalis, Paris polyphylla; Balanophora fungosa subsp. indica; Dendrobium, Bulbophyllum, Coelogyne, Eria, Pholidota, Otochilus |
| upper montane peat bog | 2,500 m | Sphagnum, Rhododendron arboreum subsp. delavayi | |

## Fauna

With 383 avifauna species, it ranks second among Thailand's national parks in number of bird species.
* Subtropical semi-evergreen seasonal forest at the end of the dry season
* Cethosia biblis, Doi Inthanon National Park
* An adult male green-tailed sunbird
Reptile species in Doi Inthanon National Park include:
* Acanthosaura lepidogaster
* Gekko gecko
* Hemidactylus frenatus
* Hemidactylus platyurus
* Hemiphyllodactylus chiangmaiensis
* Ahaetulla prasina
* Hebius khasiensis
* Trimeresurus popeiorum
* Cyrtodactylus inthanon
Amphibian species in Doi Inthanon National Park include:
* Ansonia inthanon
* Leptolalax pelodytoides
* Megophrys major
* Megophrys minor
* Amolops marmoratus
* Hylarana nigrovittata
* Odorrana livida

## Gallery

* View from Inthanon peak
* The viewpoint at the 41st km of the Highway 1009, Doi Inthanon
* Doi Inthanon National Park
* Doi Inthanon National Park
* Cherry blossom flowers all over the area at Doi Inthanon National Park
* A scenic walkway in the area of Doi Inthanon National Park
* Mae Ya Waterfall in Doi Inthanon National Park
* Siri Phum Waterfall in Doi Inthanon National Park
* Siri Than Waterfall in Doi Inthanon National Park
* Vegetation on the slopes of Doi Inthanon
* Stream in the mountains

## Location

* Doi Inthanon National Park in overview PARO 16 (Chiang Mai)
* 1) Doi Inthanon National Park in overview PARO 16 (Chiang Mai)
* National park
* 1Doi Inthanon
* 2Doi Pha Hom Pok
* 3Doi Suthep–Pui
* 4Doi Wiang Pha
* 5Huai Nam Dang
* 6Khun Khan
* 7Mae Ping
* 8Mae Takhrai
* 9Mae Tho
* 10Mae Wang
* 11Namtok Bua Tong– Namphu Chet Si
* 12Op Khan
* 13Op Luang
* 14Pha Daeng
* 15Si Lanna
* Wildlife sanctuary
* 16Chiang Dao
* 17Mae Lao–Mae Sae
* 18Omkoi
* 19Samoeng
* Non-hunting area
* 20Doi Suthep
* 21Mae Lao–Mae Sae
* 22Nanthaburi
* 23Pa Ban Hong
* Forest park
* 24Doi Wiang Kaeo