Family: Brassicaceae
Sisymbrium
Citation:
L., Sp. Pl. 657 (1753).
Derivation: Greek, sisymbrion, a name for a herb now of doubtful identity.
Synonymy: Not Applicable Common name: None
Description:
Annual or biennial herbs.
Sepals equal; petals clawed; stamens 6.
Fruit a siliqua, dehiscent, not beaked; valves with 3 veins; seeds in 1 row per locule, mucous; cotyledons usually flat; radicle incumbent.
Distribution:
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90 species in temperate regions of Europe, the Mediterranean, Asia, South Africa, North America and the Andes of South America; 6 species established in Australia.
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Biology:
No text
Key to Species:
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1. Siliqua erect; pedicels closely appressed to the stem |
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S. officinale 3. |
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1. Siliqua spreading from spreading pedicels |
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2. Flowers large; petals more than 6 mm long |
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S. orientale 4. |
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2. Flowers small; petals less than 6 mm long |
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3. Siliqua curved, spreading; pedicels slender, 6-10 mm long; petals more than 2.5 mm long |
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S. irio 2. |
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3. Siliqua straight, horizontal; pedicels thick, 2-3 mm long; petals less than 2.5 mm long |
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S. erysimoides I. |
Author:
Not yet available
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