Glochidion hylandii known as the buttonwood, Hyland's buttonwood or pin flower tree is a plant in the family Phyllanthaceae.

[1] It is found in tropical north eastern Australia in the vicinity of the Atherton Tableland.

Usually a small tree found in disturbed rainforest areas.

The fruit capsule resembles a miniature Queensland Blue pumpkin (Cucurbita pepo).

[2] The buttonwood is named in honour of the botanist Bernard Hyland.