The National Trust is creating a ‘living library’ gene bank of trees in east Devon to help protect the black poplar.
Next, my colleagues and I hope to unravel the flight mechanics of the “rolling samaras” found on tulip poplar and ash trees.
Next, my colleagues and I hope to unravel the flight mechanics of the “rolling samaras” found on tulip poplar and ash trees. These seeds rotate like maple samaras, but the wing also rolls ...