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Flowers and reproduction - Coggle Diagram
Flowers and reproduction
concepts
reproduction
Asexual
genetic copy
identical
all same adapted
rapid colonization
adversity affected minorly
individual species
can reproduce
sexual
genetically different
less adapted
cannot colonize
can adapt
single individual
cant reproduce
Asexual reproduction
within angiosperms
fragmentation
example
cacti
adventitious roots
sexual reproduction
angiosperms
flowers
plant life cycle
gametes
haploid
sperm
males
egg
female
produced by meiosis
spores
mitosis
gametophyte
come together
zygote
diploid
syngamy
fertilization
zygote
sporophyte phase
sporophyte generation
sporophytes
diploid
types of gametes
large eggs
megagametes
megagametophytes
small sperm cells
microgametes
microgametophytes
oogamy
types of gametophytes
microspores
megaspores
alternation of generations
heteromorphic generations
flower structure
stem
leaf like structure
flower stalk
pedicel
attachment
receptacle
complete flowers
sepals
outermost
modified leaves
lowermost
toughest part
protect bud
maintain high humidity
attract pollinators
calyx
petals
corolla
sepals + petals
perianth
above sepals
leaf like
attract correct pollinators
pollen
sexual reproduction
stamens
androecium
male part
produce pollen
produce spores
two parts
filament
stalk
anther
pollen produced
microspore mother cells
microsporocytes
tapetum
pollen
carpels
gynoecium
3 main parts
style
elevates stigma
ovary
megaspores produced
placentae
ovules
nucellus
megaspore mother cells
megasporocytes
stigma
catches pollen grain
pistil
incomplete flowers
lack 1 appendage
gametophytes
microgametophyte
vegetative cell
generative cells
pollen tube
megagametophyte
embryo sac
three antipodal cells
egg apparatus
two polar nuclei
two synergids
central cell
egg
megagamete
fertilization
plasogamy
fusion of gametes
endosperm nucleus
triploid
endosperm
double fertilization
karyogamy
fusion of nuclei
embryo/seed development
endosperm nucleus proliferates
zygote grows
suspensor
cotyledons
torpedo stage
radicle
embryonic root
epicotyl
embryonic stem
hypocotyl
root/shoot junction
seed coat
testa
albuminous seed
exalbuminous
fruit development
fruit
three layers
mesocarp
middle layer
endocarp
innermost layer
exocarp
outer layer
fruit wall
#
pericarp
structure
cross pollination
self polination
stamen/style maturation times
self-fertilization
stigma
anther
stigma/pollen incompatibility
self-fertilization
inhibitited
compatibility barriers
monoecious/dioecious species
monoecious
both male/female
dioecious
either male/female
essential organs
perfect flowers
imperfect flowers
carpels
#
stamens
nonessential organs
sepals
petals
animal-pollinated flowers
flowering plants
#
coevolution
actinomorphic
regular
zygomorphic
bilaterally symmetrical
wind-pollinated flowers
adaptive modification
no pollinators
pollen released
wind carries pollen
ovary position
protected from pollinators
inferior ovary
epigynous
superior ovary
hypognous parts
half-inferior
perigynous
inflorescences and pollination
2 types
determinate inflorescences
indeterminate inflorescences
true fruits
accessory fruit
false fruit
nonovarian tissue
only ovarian tissue
simple fruit
aggregate fruit
multiple fruit
classification
dry
fleshy
dehiscent fruits
indehiscent fruits
