MORFOLOGI BUNGA 3

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MORFOLOGI BUNGA 3
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Rumus Bunga

• Rumus bunga merupakan suatu sistem yang
  mencerminkan struktur suatu bunga melalui huruf,
  angka dan simbol khusus.

Ca5Co5A10-8G1
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Rumus Bunga

• CaX Calyx (kelopak) X jumlah sepal (e.g. Ca5
  5 sepal)
• CoX Corolla (mahkota) X jumlah petal (e.g.,
  Co3(x) petal beberapa lingkaran masing-masing 3
  petal)
• Z ditambahkan jika simetri Zygomorph (e.g.,
  CoZ6 zygomorphic dgn 6 petal)
• AX Androecium (stamens) X jumlah stamens
  (e.g., A8 stamen banyak)
• GX Gynoecium (ovarium membawa karpel) X
  jumlah karpel 'monocarpous satu
  karpel'apocarpous dua karpel atau lebih lepas,
  'syncarpous dua karpel atau lebih bersatu.
  (e.g., G1 monocarpous)

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Ca5Co5A10-8G1

• Kelopak 5 Sepal lepas
• Mahkota 5 petal lepas
• Stamen 10 sampai banyak
• Putik 1 karpel superus

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FLORAL DIAGRAMS

• Diagramatic representations of flowers are of
  great conyenience in assisting one's memory in
  respect to floral structions, especially when
  comparative and evolutionary studies are
  undertaken

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Five general types of flowers for definite
diagramatic representation

• Hypogynous flower, as in the lily.
• Perigynous flower with a free hypanthium, as in
  the rose.
• Perigynous flower with adnate hypanthium, as in
  the apple.
• Epigynous flower without hypanthium, as in the
  honeysuckle.
• Epigynous flower with hypanthium, as in the
  evening primrose.

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The conventional signs used to represent the
ordinary flower parts.

• a. Carpel.
• b. Vestigial carpel.
• c. Axis of inflorescence
• d. Stamen.
• e. Vestigial stamen.

• f. United carpels, plurilocular ovulary.
• g.Unilocular ovulary with three carpels,
• h. Sepal.
• i. Petal.
• j . Petal with nectar cup.

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• Fig. 2. Diagram of carpellate cone of Tsuga
  canadensis, with three spirals.
• Fig. 3. Diagram of carpellate cone of Sequoia
  washingtoniana, with five spirals,
• only one traced out.
• Fig. 4. Diagram of hypogynous flower of Yucca
  filamentosa.
• Fig. 5. Diagram of perigynous flower of Lathyrus
  odoratus.
• Fig. 6. Diagram of perigynous flower of Malus
  malus, with adnate hypanthium.
• Fig. 7. Diagram of epigynous flower of Fuchsia,
  with epigynous hypanthium.
• Fig. 8. Diagram of epigynous flower of Houstonia
  ciliotata.

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