QUESTIONS ON THE AMERICAN ELM.

How do the flower-buds differ from the leaf-buds in position and
appearance?

What is the arrangement of the leaves?

What other tree that you have studied has this arrangement?

How old is your branch?

Where would you look to see if the flower-cluster had left any mark?

Why is it that several twigs grow near each other, and that then comes a
space without any branches?

What buds develop most frequently?

How does this affect the appearance of the tree?

What is a tree called when the trunk is lost in the branches?


BALM OF GILEAD (_Populus balsamifera, var. candicans_).

The buds are pointed: the terminal slightly angled, the axillary flattened
against the stem.[1] Some of the axillary buds contain leaves and some
flowers; the appearance of the leaf-buds and flower-buds being the same.
The scales of the bud are modified stipules. The terminal buds have about
three pairs of the outer scales brown and leathery. The inner scales, as