44. Point out the differences in the anatomy of leaf of peepal (Ficus religiosa) and maize (Zea mays). Draw the diagrams and label the differences.
Character |
Ficus leaf (Dicot Leaf) |
Maize leaf (Monocot Leaf) |
Type of leaf |
Dorsiventral |
Isobilateral. |
Stomata |
Usually more on lower epidermis |
Equal on both, lower and upper epidermis. |
Mesophyll |
Made up of two types of tissues (a) Lower spongy parenchyma with large intercellular spaces. (b) Upper palisade parenchyma. |
Only spongy parenchyma is present which has very small intercellular spaces. |
Bundle sheath |
Made up of parenchyma. Just above and below the vascular bundle some |
Made of parenchyma, but just above and below, the vascular bundles are found sclerenchymatous cells (up to epidermis). |
Bulliform cells |
Absent in dicot leaves. |
Present, particularly in grasses (monocot leaves). |
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