STRUKTUR & FUNGSI BUNGA, BUAH,
DAN BIJI
STRUCTURE & FUNCTION FLOWER,
FRUIT, AND SEED
by: IDA RIANAWATY
Januari 2010
IDA RIANAWATY, S.Si.,M.Pd.
BUNGA
FLOWER
IDA RIANAWATY, S.Si.,M.Pd.
Struktur Bunga
The Structure of Flower
Struktur bunga sangat beraneka ragam,baik bentuk
maupun warna tergantung pada jenis
tumbuhanya.meskipun demikian,struktur dasar bunga
sama,yaitu terdiri atas kelompok bunga,mahkota
bunga,benang sari,dan putik.
Structure of flower is very various,whether shape or
colour depends on the kind of plant.Although,basic
structure of flower are the same,that is consist of flower
sepal,flower petal,stamen,and pistil.
IDA RIANAWATY, S.Si.,M.Pd.
Struktur Morfologi Bunga
Morphology Structure of Flower
IDA RIANAWATY, S.Si.,M.Pd.
What Are the
Parts of a Flower

Most flowers have four
parts
Sepal – one of the leaflike parts that protects
a flower bud and that is
usually green
Pistil – part of a flower
that makes the eggs
that grow into seeds
Stamen – part of a
flower that makes
pollen

Flower parts
Pollen – tiny grains
that make seeds when
combined with a
flower’s egg
IDA RIANAWATY, S.Si.,M.Pd.
IDA RIANAWATY, S.Si.,M.Pd.
Fungsi Bunga
The Function of flower
Fungsi utama bunga adalah sebagai alat
reproduksi generative.organ reproduksi jantan di
sebut benang sari dan reproduksi betina di sebut
putik.
The main function of flower is as generative
reproduction organ.flower has male reproduction
organ called stamen and female reproduction
organ called pistil.
IDA RIANAWATY, S.Si.,M.Pd.
IDA RIANAWATY, S.Si.,M.Pd.
Bunga Tunggal
Singgle Flower
IDA RIANAWATY, S.Si.,M.Pd.
Bunga Majemuk
Multiple Flower
IDA RIANAWATY, S.Si.,M.Pd.
What Are the
Parts of a Flower

Most flowers have four
parts
Sepal – one of the leaflike parts that protects
a flower bud and that is
usually green
Pistil – part of a flower
that makes the eggs
that grow into seeds
Stamen – part of a
flower that makes
pollen

Flower parts
Pollen – tiny grains
that make seeds when
combined with a
flower’s egg
IDA RIANAWATY, S.Si.,M.Pd.
How Do Flowers Make Seeds
and Fruits?
Great Plant EscapePlant parts
Ovary – the bottom
part of the pistil
in which seeds
form
Ovule - the inner
part of an ovary
that contains an
egg
embryo – tiny part
of a seed that
can grow into a
new plant
IDA RIANAWATY, S.Si.,M.Pd.
References



http://www.biotopics.co.uk/newgcse/biomassener
gyloss.html diambil tanggal 8 maret 2008
Suyitno & Sukirman. 2009. Biology 2 for Junior
High School. Penerbit Yudistira. Jakarta.
Nunung N. 2008. IPA Biologi Bilingual untuk
SMP kelas VIII. Penerbit Yrama Widya.
Bandung.
IDA RIANAWATY, S.Si.,M.Pd.