Isotoma scapigera, commonly known as long-scaped isotome, is a small herbaceous plant in the family Campanulaceae native to Western Australia.

[1] The erect, annual herb typically grows to a height of 0.05 to 0.15 metres (0.2 to 0.5 ft).

It blooms between September and December, producing blue-purple flowers.

It is found in wet depressions, around salt lakes and on sand dunes in the Mid West, Wheatbelt, South West and Goldfields-Esperance regions of Western Australia where it grows in shallow sandy-clay soils.

This Campanulaceae article is a stub.