A) epidermal cells
B) conical cells
C) endodermal cells
D) pericycle cells
Correct Answer: C
Solution :
The stem of Selaginella, kraussiana shows distelic condition. Some air spaces develop between the endodermal cells isolating two steles from the cortex. The endodermal cells elongate to form trabeculae connecting the two tissues. The stele remains suspended by this uni celled (rarely multicelled) trabeculae.
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