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Nature · Editorial deck

Green World

The plants, trees and flowers that cover the planet

26 cards~4 minReferences included

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3 chapters · 26 cards
  1. 01
    Trees and forests10 cards · ~2 min
  2. 02
    Flowers and unusual adaptations7 cards · ~1 min
  3. 03
    Crops and other plant life9 cards · ~2 min

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01
Prompt: This plant, among Earth's largest trees by volume, includes individuals estimated over 3,000 years old.
NatureA little curiosity
Plant · RECALLThis plant, among Earth's largest trees by volume, includes individuals estimated over 3,000 years old.Think it. Then flip it.
02
Prompt: This tree has a swollen water-storing trunk and is strongly associated with Madagascar and mainland Africa.
NatureA little curiosity
Plant · IDENTIFYThis tree has a swollen water-storing trunk and is strongly associated with Madagascar and mainland Africa.Think it. Then flip it.
03
Prompt: This plant, one of the fastest-growing plants, can grow nearly a meter in a single day in some species.
NatureA little curiosity
Plant · RECALLThis plant, one of the fastest-growing plants, can grow nearly a meter in a single day in some species.Think it. Then flip it.

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  1. 01This plant, among Earth's largest trees by volume, includes individuals estimated over 3,000 years old.RECALL
    Giant Sequoia

    The giant sequoia, among Earth's largest trees by volume, includes individuals estimated over 3,000 years old.

    Share this card ↗Source: Sequoiadendron giganteum
  2. 02This tree has a swollen water-storing trunk and is strongly associated with Madagascar and mainland Africa.IDENTIFY
    Baobab Tree

    The baobab stores water in its massive trunk, earning it the nickname tree of life in dry regions.

    Share this card ↗Source: Adansonia
  3. 03This plant, one of the fastest-growing plants, can grow nearly a meter in a single day in some species.RECALL
    Bamboo

    Bamboo, one of the fastest-growing plants, can grow nearly a meter in a single day in some species.

    Share this card ↗Source: Bamboo
  4. 04This plant, the tallest tree species on Earth, can grow taller than a 30-story building.RECALL
    Coast Redwood

    The coast redwood, the tallest tree species on Earth, can grow taller than a 30-story building.

    Share this card ↗Source: Sequoia sempervirens
  5. 05Acorns are the fruits of this tree genus, Quercus.IDENTIFY
    Oak Tree

    Oak trees produce acorns and can live for many centuries, among the longest-lived trees.

    Share this card ↗Source: Oak
  6. 06These large brown algae form underwater forests in many cool coastal waters.RECALL
    Kelp

    Kelp forms dense underwater forests, with some species growing over half a meter in a single day.

    Share this card ↗Source: Kelp
  7. 07This salt-tolerant coastal tree often has exposed roots that help stabilize tidal shorelines.IDENTIFY
    Mangrove

    Mangroves grow in coastal saltwater and use tangled roots to help protect shorelines from erosion.

    Share this card ↗Source: Mangrove
  8. 08This spring flower, called sakura in Japanese, is celebrated during hanami viewing gatherings.IDENTIFY
    Cherry Blossom

    Cherry blossoms have a brief spring blooming season celebrated with major festivals, especially in Japan.

    Share this card ↗Source: Cherry blossom
  9. 09Certain species of this tree provide sap boiled into syrup; a leaf represents Canada.IDENTIFY
    Maple Tree

    Maple trees are known for vivid autumn color, and some species yield sap that becomes maple syrup.

    Share this card ↗Source: Maple
  10. 10This plant's buoyant seeds can survive long ocean voyages, helping the tree spread to new shores.RECALL
    Coconut Palm

    The coconut palm's buoyant seeds can survive long ocean voyages, helping the tree spread to new shores.

    Share this card ↗Source: Coconut
  11. 11This plant, native to a small Carolina coastal region, snaps shut to trap unsuspecting insects.RECALL
    Venus Flytrap

    The Venus flytrap, native to a small Carolina coastal region, snaps shut to trap unsuspecting insects.

    Share this card ↗Source: Venus flytrap
  12. 12Young heads of this tall, yellow-petalled crop track the sun; mature heads typically face east.IDENTIFY
    Sunflower

    Young sunflowers track the sun across the sky, though mature flowers typically settle facing east.

    Share this card ↗Source: Sunflower
  13. 13This plant can live over 150 years and typically doesn't grow its first arm for several decades.RECALL
    Saguaro Cactus

    The saguaro cactus can live over 150 years and typically doesn't grow its first arm for several decades.

    Share this card ↗Source: Saguaro
  14. 14This flowering-plant family includes vanilla and species with elaborate flowers adapted to particular pollinators.IDENTIFY
    Orchid

    Orchids form one of the largest flowering plant families, with tens of thousands of natural species.

    Share this card ↗Source: Orchidaceae
  15. 15This plant produces the largest individual flower of any plant, known for its rotting-flesh smell.RECALL
    Rafflesia

    Rafflesia produces the largest individual flower of any plant, known for its rotting-flesh smell.

    Share this card ↗Source: Rafflesia
  16. 16Fronds and spore-producing sori characterize many members of this seedless vascular plant group.IDENTIFY
    Fern

    Ferns reproduce with spores rather than seeds and existed on Earth long before flowering plants evolved.

    Share this card ↗Source: Fern
  17. 17This plant, symbolically important in several cultures, has leaves and flowers that naturally repel water and dirt.RECALL
    Lotus

    The lotus, symbolically important in several cultures, has leaves and flowers that naturally repel water and dirt.

    Share this card ↗Source: Nelumbo nucifera
  18. 18Flowers of the genus Rosa are widely cultivated for fragrance; their stems commonly bear prickles.RECALL
    Rose

    The rose has been cultivated by humans for thousands of years for its fragrance and beauty.

    Share this card ↗Source: Rose
  19. 19This plant's leaves grow large enough that some can support the weight of a small child.RECALL
    Giant Water Lily

    The giant water lily's leaves grow large enough that some can support the weight of a small child.

    Share this card ↗Source: Victoria (plant)
  20. 20This plant lacks true roots and instead absorbs water and nutrients directly through its surface.RECALL
    Moss

    Moss lacks true roots and instead absorbs water and nutrients directly through its surface.

    Share this card ↗Source: Moss
  21. 21This cereal crop provides the flour traditionally used in most European-style bread and pasta.RECALL
    Wheat

    Wheat, one of the most widely grown cereal grains, serves as a staple food for much of the world.

    Share this card ↗Source: Wheat
  22. 22This plant feeds more than half the world's population and is typically grown in flooded paddies.RECALL
    Rice

    Rice feeds more than half the world's population and is typically grown in flooded paddies.

    Share this card ↗Source: Rice
  23. 23This plant, domesticated in the Americas, is known internationally by its other common name, maize.RECALL
    Corn

    Corn, domesticated in the Americas, is known internationally by its other common name, maize.

    Share this card ↗Source: Maize
  24. 24Bulbs of this flower became the focus of a speculative frenzy in the seventeenth-century Netherlands.RECALL
    Tulip

    The tulip sparked a famous 17th-century economic frenzy in Holland known as tulip mania.

    Share this card ↗Source: Tulip
  25. 25This evergreen climbing vine, Hedera helix, attaches with aerial rootlets and can be invasive outside its native range.RECALL
    English Ivy

    English ivy clings tightly to surfaces as it climbs, and can become invasive outside its native range.

    Share this card ↗Source: Hedera helix
  26. 26This plant's fragrant purple fields are a famous sight across southern France, prized in perfumes.RECALL
    Lavender

    Lavender's fragrant purple fields are a famous sight across southern France, prized in perfumes.

    Share this card ↗Source: Lavandula

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