Flower parts: petals, sepals, stamens (anther, filament), pistils (stigma, style, ovary) [= the four basic parts] plus receptacle, peduncle, pedicle. corolla, calyx, perianth.
incomplete vs. complete flower
Flower symmetry: zygomorphic (irregular, bilateral symmetry), actinomorphic (regular, radial symmetry)
Flower sexuality: perfect vs. imperfect, staminate, pistillate, monoecious, dioecious, synoecious
Position of flower parts: perigynous, hypogynous, epigynous, superior vs. inferior ovary.
Placentation: parietal, free central, axile, apical, basal
Infloresence types: spike, raceme, panicle, catkin, umbel, spadix, head and solitary.
Fruit types: drupe, berry, pepo, hesperidium, pome, follicle, legume, capsule, silique achene, samara, hip, caryopsis, nut, mulitple fruit, and aggregate fruit.
How can a carpel be determined? (Highest number of: stigma lobes, styles, locules, placentae)
Phylogenetic characteristics that would indicate primitive or advanced features
Period and age in millions of years of oldest flowers
Pollination vs. fertilization, flower traits associated with certain pollinators, fruits with seed dispersers.