Ranunculaceae family floral formula , characters & importance
Ranunculaceae family
Diagnostic characters
- I. Habits: Annual or perennial herbs
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Roots: Tuberous root
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Stem: Herbaceous stem, develops rhizome
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Leaves: Petiolate. Alternate rarely opposite. simple or compound, exstipulate, reticulate venation.
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Inflorescence: Cymose. sometiines raceme
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Flower: Ped ic i I late. ebracteate. actinomorph ic, Regular.
complete. hermaphrodite: hypogynous -
Calyx: 5 sepals, free, imbricate, petaloid.
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Corolla: 3-5 or more petals. Free. imbricate, sometimes petals may.be absent. Sometimes, petals are changed into nectaries.
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Stamens: Stamens are numerous, free. spirally arranged, basitixed.
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Carpel: . Numerous carpels. polycarpillary: ovary simple. apocarpous, one to several ovules in each ovary. placentation basal or marginal.
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Fruits: An etaerio or achenes or follicles, sometimes berry or capsule.
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Seed: Endospermic seed
Floral formula and floral diagram
Fig: Plant and flower of Ranunothts murieunts
Economic importance
- I. Ornamental plants: Most plants are cultivated for their beautiful flowers like Buttercup etc.
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Medicinal plants: Some members are used as medicinal plants. Aconitum yields an alkaloid aconitina. Thallicirom yields mamira. It is used in the treatment of ophthalmia.
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Condiments: Some members are used as condiments. For example, seeds of Nigella It is also used as drugs.
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Weeds: Some members are needs like R. antriccaus.
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Importance of honey: Most members of this family have nectaries. F lic nectaries have great importance for honey bees.
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Poisonous species: Some members of this family produce acrid juice. It is highly poisonous.
Distribution pattern
It is a large family. It has 20 genera and 1200 species. It is mostly distributed in colder regions. Its members are vastly found in I limalayan region of Pakistan and India.
Important Species
I. Ranunculus muricatus. Butter cup
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Delphinium ajacis, Larkspur
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Ranunculus muricatus (a weed)
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Aconitum uncinatum (a wild herb)
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floral formula is not given ……. other information is goog
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Why didn’t you say exactly what is the formula?
Please describe diversity of flowering plants of family papaveraceae