Pencil Pine

Athrotaxis cupressoides is a slow-growing coniferous tree endemic to the highlands of Tasmania, Australia, capable of living for over a thousand years. It bears small, scale-like leaves that clasp tightly to its branches, distinguishing it from its relative Athrotaxis selaginoides, which has more spreading foliage. Individuals develop a dense, columnar or gnarled form depending on exposure, and the species reproduces via small woody cones.

As one of the oldest living tree lineages in the Southern Hemisphere, it functions as a long-term ecological anchor in subalpine landscapes, stabilizing soils around lakes and providing structural habitat in otherwise sparse alpine vegetation communities.

The species is restricted to Tasmania's Central Plateau and adjacent highland areas, typically growing along the margins of permanent freshwater lakes and in poorly drained subalpine terrain. It forms open woodlands or scattered stands rather than continuous forest cover.

Its populations are declining due to recurring bushfires, many linked to human activity and exacerbated by fire suppression policies that disrupt natural regeneration cycles; because the species grows extremely slowly and does not readily resprout after burning, fire events cause long-term, often irreversible losses. Livestock grazing in adjacent grazing lands has historically damaged seedlings and altered surrounding vegetation, while introduced pathogens and pests pose additional risks to already stressed stands.

Conservation efforts include fire management planning within Tasmania's protected reserve system, restrictions on grazing in sensitive highland areas, and ongoing monitoring of stand health and regeneration. Some restoration plantings have been attempted in burned areas.

Given the species' slow growth, limited range, and vulnerability to increasingly frequent fire events under a warming climate, its long-term outlook remains uncertain, with continued population decline expected unless fire frequency is reduced.