Snout acuminate, projecting, without dermal appendage, rather more than twice as long as the eye. Internasals usually in contact with the labials; one to four small loreals between the prefrontal and the labials ; frontal as long as its distance from the end of the snout or a little longer, a little longer than the parietals; one preocular, in contact with the frontal; two postoculars; temporals 2+2 or 3+3, rarely 1+2; upper labials 9, fourth, fifth, and sixth entering the eye; 4 lower labials in contact with the anterior chin-shields, which are shorter than the posterior. Scales in 15 rows, usually faintly keeled on sacral region. Ventrals 203-234; anal divided; subcaudals 167-203, Bright green, pale olive, or grey-brown, with a yellow line along each side of the lower parts; interstitial skin of the neck black and white.
Its appearance is very much like those of South American vine snakes. It is a rear-fanged species and is mildly venomous but is not considered a threat to humans. Feeds on small reptiles and amphibians, particularly lizards and tree frogs.
In recent years, it has entered the pet trade and has become quite popular among hobbyists 
- preocularis: Philippine Islands, including Sulu Archipelago, Panay, Luzon.
- suluensis: Philippine Islands, Sulu Archipelago
India (Sikkim, Bhutan, Assam; Arunachal Pradesh (Miao - Changlang district, Chimpu, Itanagar - Papum Pare district)), Myanmar (= Burma), Thailand (including Phuket), Western Malaysia (including Pulau Tioman, Johor: Pulau Besar), Singapore, China (Hong Kong, westward through Guizhou and Yunnan to SE Xizang = Tibet), Indonesia (Borneo, Celebes = Sulawesi, Anamba Archipelago, Bali, Bangka, Belitung, Butung, Java, Kalimantan, Lombok, Mentawai Islands, Natuna Islands, Nias, Riau Archipelago, Sangihe Islands, Sebuku, Simeulue, Sula Archipelago, Sumatra, Sumbawa, Ternate, Lifou); Bangladesh; Bhutan; Brunei Darussalam; Cambodia; India; Laos; Malaysia (Malaya and East Malaysia); Philippine Islands (including Palawan: Calamian Islands, Panay); Singapore; and Vietnam
- ↑ Boulenger, G. A. 1890. Fauna of British India. Reptilia and Batrachia. p. 369
- Boulenger, G.A. 1897 List of the reptiles and batrachians collected by Mr. Alfred Everett in Lombok, Flores, Sumba and Saru, with descriptions of new species.Ann. Mag. Nat. Hist. (6) 19: 503-509
- Shaw, G. 1802 General Zoology, or Systematic Natural History. Vol.3, part 1 + 2. G. Kearsley, Thomas Davison, London: 313-615
- Template:NRDB species