IN the Sierra Nevada, there are Whitebark Pines, Pinus albicaulis, thought to be thousands of years old now growing at an altitude where seedlings can’t survive winter. So, they reproduce from suckers. Larry Fields told us the story earlier this week.
On the Eyre Peninsula, South Australia, there are Black Oaks, Allocasuarina cristata, also growing near the limit of their range but because of a lack of water, rather than cold. These trees also reproduce by suckering. [Read more…] about About a Clump of Ancient Black Oaks: Helen Mahr
Jennifer Marohasy BSc PhD has worked in industry and government. She is currently researching a novel technique for long-range weather forecasting funded by the B. Macfie Family Foundation.