Keep your helmet on, there are sparrow oaks in this forest.
The hardest part about dealing with a ratwood tree is by the time you find it, there are dozens more you haven't found yet.
A coveted tree, 100 words
High above the lands of the living, where frost and howling of the wind reign, the morbid monument to a faith long dead calls the deceased on a last pilgrimage.
A character who is undergoing changes of personality (like buying off mental disadvantages - flaws - or changing alignment) might confront personifications of aspects of his personality in dreams: a griffon representing the courage he needs to face a terrible foe, or a satyr standing for the lecherousness a warrior must overcome to be admitted to an order of knights who must uphold vows of chastity.