| General Information |
| Distribution | Native to the Mediterranean region.In the Hawaiian Islands,
naturalized on
Hawai`i.
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Habit
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Stems erect, 1-5(-7) dm long, usually unbranched, glandular pubescent.
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Leaves
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Leaves oblong to lanceolate, 1-4.5 cm long, 0.3-1.5 cm wide, scabrous, margins coarsely serrate.
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Flowers
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Calyx 10-16 mm long, the teeth linear-lanceolate, about as long as tube; corolla yellow, rarely white, 16-24 mm long, caducous.
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Fruit
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Capsules oblong, 7-9 mm long, pubescent with brownish hairs.
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Seeds
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Seeds ca. 0.3-0.4 mm long.
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Chromosomes
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2n = 40, 48
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