BOT 2000 Lecture Notes - Lecture 4: Meiosis, Date Palm, Accessory Fruit
Document Summary
Provide valuable energy, rich vitamin source, economically important. Some are crushed to provide oil for direct use i. e. cooking, wood nish. Fruit producing crops ranging from small berry-like fruit to larger fruit that do not seem very similar on the surface. Produce showy owers with 5 petals & numerous stamen. Diverse fruit produced result of various developmental pathways that occur post-pollination. Apple & pear are well known temperate crops known as pome fruit, but pomes are technically accessory fruit rather than true fruit. Accessory fruit: when tissues other than the ovary swell into the eshy part of the fruit i. e. strawberry, juicy esh is a swollen receptacle & the true fruit are what look like seeds. In pome fruit, ovary is localized within the core & eshy portion derived from a swollen hypanthium ( oral cup) Originally domesticated from malus sievrii, native to modern-day kazakhstan. Earliest record of domesticated apple is from the middle east region ~3000-4000 years ago.
