Phloem parenchyma is absent in
Sunflower stem
Maize stem
Cucurbita stem
Beet root stem
Tracheids differ from other tracheary elements in
If there is more than one tunica layer in a stem apex, which among the following is most likely to happen
Actinostele is a modification of
Growth rings are generally well marked in trees growing in
Which layer in dicot stem is rich in starch grains?