They grow to heights ranging from 10 centimetres to 1.5 metres .
Stirlingia grows as a shrub or herb arising from a perennial tap root or woody root stock ; the herbaceous nature of some species is unique to Stirlingia among the Proteaceae .
Stirlingia grow to heights ranging from 10 centimetres to 1.5 metres .
Stirlingia grows as a shrub or herb arising from a perennial tap root or woody root stock ; the herbaceous nature of some species is unique to Stirlingia among the Proteaceae .