close up of a wollemi pine tree, a species that has survived since the cretaceous period In 1994, hikers discovered a group of strange trees growing in a canyon in Wollemi National Park, about 60 ...

Creeping climate change in the Southwest appears to be having a negative effect on pinyon pine reproduction, a finding with implications for wildlife species sharing the same woodland ecosystems, says ...

Study co-author Dale Brockway (left) and Bladen Lakes State Forest supervisor Hans Rohr (right) survey longleaf pine trees in southeastern North Carolina. New research on tree reproduction is helping ...

Changes in the plant community following a selection timber harvest in an all-aged pine-hardwood ecosystem were studied for 11 yr on 218 hectares of rolling uplands in central Louisiana, USA. Pine and ...