Retrophyllum minus, the bois bouchon, is a species of conifer in the family Podocarpaceae.

[1] It is a sparsely branched small tree rarely exceeding ten feet (three meters in height)[3] with a flared trunk remindful of Bald Cypress and water Tupelo which tapers towards the top and has rough bark.

[4] It produces pear-shaped fruits that are dark-red when mature.

[4] It is a rheophyte (grows in running water), the only such conifer known.

[5] It is threatened by habitat loss to mining and wildfire.