Leaf Development - Plant Ontology Wiki

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Marginal growth • When the young dorsiventral leaf primordium reaches certain heights, small bulges appear laterally on either side = these are the marginal meristems. • Marginal meristems will determine the number of layer of the mesophyll cells in the lamina
Xanthium (Compositae) 1- <strong>Leaf</strong> primordium ~ 0.22 mm at initiation of marginal growth 2- Marginal meristems are active for 23 days 3- 6 layers are established in the leaf
Page 1 and 2: Leaf Development • Several merist
Page 3: M E R I S T E M S
Page 7 and 8: • 3- EXPANSION & SECONDARY MORPHO
Page 9 and 10: This is a vegetative shoot apical m
Page 11 and 12: REGIONS OF THE VEGETATIVE SHOOT MER
Page 13: EXAMPLE cz: central zone pz: periph
Page 16 and 17: 1- Apical meristem 2- Anticlinal di
Page 18 and 19: 1- The initially formed bulge furth
Page 20: What happens with grasses? • In s
Page 29 and 30: • Palisade tissue differentiates
Page 31 and 32: VENATION PATTERNS Dicot: initiated
Page 33 and 34: SENESCENCE AND ABSCISSION (PROMISE:
Page 35 and 36: • The activity of the leaves and
Page 37 and 38: ABSCISSION IS… Basically, it is a
Page 41 and 42: One example: Phaseolus 1- Abscissio
Page 43 and 44: • In plants there several hormone
Page 45: Abscission process…new version ba

Leaf Development - Plant Ontology Wiki

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