Seed collections taken before major bushfires in WA's Stirling Range National Park give hope for the continued survival of flora species found nowhere else in the world.

The WA govt is doing a great job but conservation work is challenging.

Dr Barrett said they were seeing some success with the banksia montana populations.

“Although we say we started with 1,000 seedlings of banksia montana, due to drought, due to fire, due to disease, we now have less than 300 young plants, some of which are flowering and starting to set seed,” Ms Barrett said.

"But if we were to end up with 100 mature plants in a couple of years’ time, we would be very