3Monocotyledons vs Dicotyledons MonocotsMore advanced plantsOne primary leafAdventitious root systemFlower parts arranged in 3’sLeaf veins: parallel.Vascular cambium absentVascular bundles scattered throughout tissueDicotsMore primitiveTwo primary leavesTap root systemFlower parts arranged in 4’s or 5’s.Leave veins: network systemVascular cambium presentVascular bundles in a ring (‘vein’)
4Flower StructureEach flower grows from an embryonic primordium forms the bud.Inflorescences - Group of several to hundreds of flowers.E.g. Maize
6FruitsFruit:= matured & developed ovary and accessory parts that have developed and matured.Normally contains seeds.All fruits develop from flower ovaries (therefore found exclusively in flowering plants)
21Dry Fruits - Dehiscent Legume (e.g. bean pod) Consists of one folded carpelSplits along two sides into 2 sectionsEach represents half the carpel.Some legume pods, such as carob and mesquite, are indehiscent and do not split open.