Flowers and Angiosperms Flashcards
What do angiosperms have?
Flowers and fruit, seeds in vessel
What type of plant has a short generation time?
Angiosperm
Types of plants that don’t flower?
Gymnosperms, liverworts, ferns
Why are seeds in vessels an evolutionary advancement?
Can disperse seeds, protection of seeds
Complete life cycle in a single
season:
Annuals
Complete life cycle in 2 years:
Biennials
Takes several years to go from a germinated seed to a plant producing seeds, long-lived and flower year after year.
Perennials
No VC, veins in leafs, flower parts: 3, 1 cotyledon, scattered vascular bundle.
Monocot
VC, 2 cotyledons, netted leafs, flower parts: 4 or 5, ring vascular bundle.
Dicot
Flower has sepals, petals, stamen, pistil (4 whorls):
Complete
Flower is missing one of the 4 whorls:
Incomplete
Flower has stamen and pistil:
Perfect
Flower has missing stamen or pistil:
Imperfect
Sepals and petals are brightly colored:
Tepals
Sepals are always:
Green