Nymphaeaceae

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Nymphaeaceae

• The Waterlily Family

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Nymphaeacea Genera

• Nymphaea - Waterlilies
• Nuphar - Spatterdocks
• Ondinea - Western Australia
• Victoria - South American
• Euryale - Southeastern Asia

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General Features

• Aquatic freshwater
• Attached to Pond or Stream Bottoms
• Occur abundantly and frequently over most of the
  world
• Dicots
• Rhizomatous perennials

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Leaves

• Large
• Alternate
• Simple
• Long petioled
• Floating
• Submerged
• Standing above water

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Leaves
VS.

• Can range from less than 1 inch to more than 6.5
  ft in diameter

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Flower

• Perfect
• Regular
• Solitary
• Sepals 4-many
• Distinct or basally connate
• Petals 8-many
• Adnate to sepals and stamens

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Androecium Gynoecium

• Stamens numerous
• Spirally arranged
• Developing centripetally
• Filaments flattened
• Often petaloid

• Carpal 5-many
• Connate
• Style absent or very short
• Stigmas distinct
• Ovary superior or inferior
• 5-many locules
• Numerous ovules

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General Flower
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Floral Diagram
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Leaf and Floral Diagram
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Nymphaea

• 50 species
• Petals much larger than sepals
• Leaves have a radial notch from the circumference
  to the petiole in the center

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Nuphar

• Northern Hemisphere
• 10-12 species
• Petals smaller than yellow sepals
• Radial notch in leaf from circumference to the
  petiole

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Ondinea

• 1 species
• Ondinea purpurea
• Ephemeral streams, ponds, and rivers
• Petals present or absent
• Sepals - purple to red
• Northwestern Australia

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Victoria

• Extremely large floating leaves
• South America
• Flowers white first night they open, Pink the
  second night
• 2 species
• Victoria amazonica
• Victoria cruziana

15
Euryale

• 1 species
• Euryale ferox
• Eastern Asia
• Bright purple flower
• Cultivated for seeds
• Prickles on leaves

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Nymphaeaceae in New York

• Nuphar advena
• Nuphar microphylla
• Nuphar variegata
• Nuphar x rubrodisca
• Nymphaea odorata
• odorata
• tuberosa

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Global Distribution
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Nymphaeaceae