Worsening fire conditions are the biggest threat. As large trees develop over centuries, large fissures form in their trunks.
But giants still exist. In southern Tasmania's Valley of the Giants (Styx Valley), there is a mountain ash (Eucalyptus regnans) named Centurion now over 100m tall. Centurion is a leading candidate ...
SEVERAL investigators have shown that the nutrient fluids in the phloem and, in some instances, the liquors in the cambium of arborescent gymnosperms and angiosperms contain some of the following ...