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Questions and Answers
What type of inflorescence is commonly found in the Rutaceae family?
What type of inflorescence is commonly found in the Rutaceae family?
- Spikelets
- Panicles
- Cymes or racemes (correct)
- Solitary flowers
Which characteristic is NOT typical of flowers in the Rutaceae family?
Which characteristic is NOT typical of flowers in the Rutaceae family?
- Actinomorphic structure
- Hypogynous forms
- Bisexuality
- Epigynous flowers (correct)
How many sepals or lobes can be found in the calyx of Rutaceae flowers?
How many sepals or lobes can be found in the calyx of Rutaceae flowers?
- 1-2
- 6-7
- 2-3 (correct)
- 4-5
What is the typical number of stamens present in Rutaceae flowers?
What is the typical number of stamens present in Rutaceae flowers?
Which of the following leaves' characteristics is commonly found in the Rutaceae family?
Which of the following leaves' characteristics is commonly found in the Rutaceae family?
What type of ovary does the gynoecium typically possess?
What type of ovary does the gynoecium typically possess?
What is the placentation type found in the gynoecium?
What is the placentation type found in the gynoecium?
Which of the following types of fruit is least likely produced by members of the Rutaceae family?
Which of the following types of fruit is least likely produced by members of the Rutaceae family?
Which structure is formed from a syncarpous gynoecium?
Which structure is formed from a syncarpous gynoecium?
Which of the following is an economic importance of the Rutaceae family?
Which of the following is an economic importance of the Rutaceae family?
Flashcards
Rutaceae
Rutaceae
A family of flowering plants known for their strong scents, including trees, shrubs, and herbs.
Actinomorphic Flower
Actinomorphic Flower
The arrangement of flower parts in a radial pattern, meaning the flower can be divided into equal parts.
Aposepalous Calyx
Aposepalous Calyx
The presence of separate sepals (outermost flower parts) that are not fused together.
Raceme Inflorescence
Raceme Inflorescence
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Anther Dehiscence
Anther Dehiscence
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What is a gynoecium?
What is a gynoecium?
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What is Axile Placentation?
What is Axile Placentation?
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What is a Schizocarp?
What is a Schizocarp?
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What is a Hesperidium?
What is a Hesperidium?
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What is an Anatropous Ovule?
What is an Anatropous Ovule?
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Study Notes
RUTACEAE Family
- Family of flowering plants, commonly known as the rue or citrus family
- Typically placed in the Sapindales order
- Species range from herbs to shrubs and large trees
- Flowers generally have four or five parts
- Often have strong scents
- Floral parts may include sepals (aposepalous or synsepalous), petals (apopetalous or sympetalous), stamens (often 8-10), and a gynoecium (usually syncarpous).
- Inflorescence may be a cyme or raceme
- Fruit forms include schizocarp, berry, drupe, or hesperidium (with swollen trichomes called juice sacs).
- Secretory cavities containing essential oils are often present in various plant parts (like leaves and pericarp).
- Plants globally distributed, particularly in tropical regions.
Economic Importance
- Significant fruit producers (e.g., oranges, grapefruits, lemons, limes, etc)
- Herbal species like Ruta graveolens (rue)
- Timber trees
- Medicinal plants
- Ornamental cultivars
Examples of Citrus Species
- Citrus sinensis (sweet orange), with varieties like Valencia late and Washington Navel
- Â Citrus unshiu: Satsuma orange
- Citrus clementina: Clementine
- Â Citrus reticulata: Mandarin, with varieties such as Fairchild, Dancy, or Beauty
- Â C. reticulata x C. Sinensis: Tangor
- Â Citrus aurantium ssp. bergamia: Bergamot
- Â Citrus meyeri: Meyer lemon
- C. reticulata x C. paradisis: Tangelo
- Â Fortunella margarita: Kumquat
- Citrus mitis: Calamondin
- Citrus maxima: Pamplemousses (or Pomelo)
- Hybrids like C. aurantifolia (a hybrid of C. hystrix and C. medica) native to Southeast Asia.
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