Viola nuttallii

Nuttall's Yellow Violet

Dunnet Regional Park
25-April-1998

 
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Viola Characteristics
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two kinds of flowers:

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Spring Flowers
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showy 

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cross-fertilizing

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perfect

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irregular in shape

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5 petals

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lowest petal prolonged into a spur, sometimes bearded at the throat

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the 2 lateral petals frequently bearded at the base

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Summer Flowers
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remaining closed

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self-fertilizing (cleistogamous)

 
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Violaceae Characteristics
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corolla irregular, 5 separate petals, with one petal spurred or sac-like