[1] The common name for this species is blue-tailed forest hawk.

[1] It is a medium-sized dragonfly with dark face and bluish eyes.

Its thorax is also black with a broad apple green stripe on both sides.

It is usually found in marshes associated with hill streams where it breeds.

[7][8] Media related to Orthetrum triangulare at Wikimedia Commons Data related to Orthetrum triangulare at Wikispecies