If bark is present it consists of
A) all of the tissue outside the vascular cambium in a tree trunk.
B) only primary tissue (e.g. epidermis, cortex and/or phloem) in young stems.
C) secondary phloem, cork cambium and cork in old stems.
D) phelloderm and cork cambrium.
E) All of the answers are correct.

Question

Quizplus · Accepted Answer

Bark consists of all the tissues external to the vascular cambium, including the epidermis, cortex, and phloem in young stems, and the secondary phloem, cork cambium, cork, and sometimes phelloderm in older stems. Therefore, all the options correctly describe components of bark at different stages of stem development.

If Bark Is Present It Consists of