Prostanthera striatiflora, commonly known as Jockey's Cap or Striped Mintbush, is a shrub species that occurs in the dry interior region of Australia. It grows to between 0.5 and 2 metres high. The leaves are 8 to 30 mm long and 2 to 10 mm wide. White flowers with purple-striped throats appear between July and November in the species native range.

The species was first formally described by botanist Ferdinand von Mueller

Ferdinand von Mueller

Baron Sir Ferdinand Jacob Heinrich von Mueller, KCMG was a German-Australian physician, geographer, and most notably, a botanist.-Early life:...

 based on plant specimens that he collected during his 1851 expedition through the Flinders Ranges

Flinders Ranges

Flinders Ranges is the largest mountain range in South Australia, which starts approximately north west of Adelaide. The discontinuous ranges stretch for over from Port Pirie to Lake Callabonna...

in South Australia. It occurs in woodland in rocky, dry terrain.

The species is cultivated for its showy flowers and aromatic foliage. It prefers a well drained situation in full sun or partial shade and tolerates both dryness and frost. It is suited to cultivation in large containers.