Anatomy of Flowering PlantsHard
Question
A ngular collenchyma occurs in
Options
A.Cucurbita
B.Tagetes
C.Althaea
D.Salvia
Solution
Depending upon the thickening, collenchyma is of three types - (a) Angular - thickenting at the angles, eg, stem of tomato, Datura, Tagetes (marigold), (b) Lamellar - thickening on tangential walls, eg, dtem of sunflower, (c) Lamellar - thickening on the walls bordering inter cellular spaces, eg, stem of Cucurbita.
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