Protosteles are found in
Bryophyta
Gymnosperms
Pteridophyta
Angiosperms
Tunica differs from corpus in
$I.$ Sunflower seed
$II.$ A wheat leaf
$III.$ Pea plant
$IV.$ Leaf blade of grass
Bulliform cells are present in which of the above plants?
Histogen theory states that epidermis is derived from the
Vessels are absent in
Length of petiole increases due to division of