Bay, bay, balsa spruce, holly yew ebony willow?

Bay, bay, balsa spruce,
Holly yew ebony willow?
Yew fir, yew fir,
Cherry birch hazel.

Gum fir date maple,
Gum fir date elm,
Ash gum fir date laurel bay
Oak olive dogwood plane.

Poplar cedar maple,
Poplar cedar elm,
Ash poplar cedar laurel bay
Oak olive dogwood plane.

I’m afraid it has no deep or hidden meaning and, apart from a passing resemblance to ‘Baa, baa, black sheep’, makes no more sense than most of my asinine and pointless comments.

But trees are admirable, significant, blameless and trustworthy; I’m partial to trees.