Transcript Onagraceae. The Evening Primrose Family

Onagraceae.
The Evening -primrose Family
Onagraceae
• 18 genera, 655 species
• herbs, shrubs, and trees
• on every continent from boreal to tropical
regions.
• characterised by flowers with usually four
sepals and petals
Seeds and Fruit
• seeds are very small, with a tuft of down.
• wind-dispersed.
• in others (e.g. Fuchsia), in a juicy epigynous
berry.
• dispersed by birds.
• leaves are commonly opposite or whorled, but
are spirally arranged in some species; in most,
they are simple and lanceolate in shape.
Alpine Enchanter’s Nightshade
Circaea alpina
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Perennial
Bloom Period is Late Spring
Flower Color White
Height, Mature (feet) 0.9
Non-toxic
Propagated by seed, bare root and tubers
References
• Smithsonian Institution: Onagraceae
classification
• Ford, V.S. & Gottlieb, L.D. (2007). Tribal
relationships within Onagraceae inferred from
PgiC sequences. Systematic Botany 32(2):348356.