June Exam - Angiosperms Flashcards
(8 cards)
What is the female reproductive structure called?
Pistil
What is the male reproductive structure called?
Stamen
What structures are included in the pistil?
Stigma, style, ovary
What structures are included in the stamen?
Anther and filament
Define systematics
The scientific study of the diversity of organisms and their evolutionary relationships, including taxonomy and phylogenetics
Explain Apomorphy vs Plesiomorphy
Apomorphy; A derived trait that evolved in a lineage
Plesiomorphy: An ancestral trait inherited from distant ancestors
Why do Orchids, Daisies and Legumes make up 25% of all plant species?
- Time
- Seed dispersal
- Seed survival
- Pollinators
- Vacant niches
What defines tubiflorae?
- Pair of carpels (united carpels)
- Coalescence - sympetalous
- Adnation - epipetalous
- Nectariferous disc
- Leaves mostly? opposite