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plant kingdom

Plantae: The Green Kingdom
Image: iStockphoto.com/nsonsaw

Plantae: The Green Kingdom

More than one billion years ago Earth was home to algae, or primitive water plants. Today scientists count more than 250,000 plant species. Explore the features of plants and how they get classified into groups.

Discover the similarities as well as the differences of green algae, terrestrial plants, mosses, vascular plants, ferns, conifers, and the most numerous and highly evolved, flowering plants.

University of California Museum of Paleontology
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Busy as a Bee

Busy as a Bee

Can you create a garden that bees will love? Plant flowers and design and decorate your own garden — even upgrade with honey. More...

Game
SciGirls/PBS
Gymnosperms: Seeds in Cones

Gymnosperms: Seeds in Cones

These plants that make seeds in girl and boy cones first appeared about 400 million years ago. Explore the 4 types of gymnosperms: cycads, gingkoes, conifers, and gnetophytes. More...

Video
Scholastic
International Carnivorous Plant Society Gallery

International Carnivorous Plant Society Gallery

Although they’re called carnivorous, these plants don’t chomp on meat. But they do capture and kill prey, usually insects and small invertebrates. Look at how different they can be. More...

Images
ICPS
The Buzz About Pesticides

The Buzz About Pesticides

Attention: We have a pollinator problem. The global bee population is in trouble and pesticides are to blame. More...

Video
Nature
How to Make a Plant Glow

How to Make a Plant Glow

Antony Evans launched Glowing Plant with a Kickstarter campaign. See how he used genetic manipulation and bioluminescence to create a plant that emits light like a firefly. More...

Article
Popular Mechanics
Plants in Space!

Plants in Space!

Find out what plant biologist Federica Brandizzi hopes to learn by sending plants into space. Could plants teach humans something about managing intergalactic travel? More...

Profile
Michigan State University
The Plant Kingdom: An Introduction

The Plant Kingdom: An Introduction

Slide through this gallery to discover the adaptations plants developed over long periods of time to move from living in water to life on land. More...

Interactive
Wisc-Online.com
Climbing Plants

Climbing Plants

Plants may not look like they can move around, but this time-lapse video reveals how some pull themselves up to reach the light. More...

Video
BBC
NatureWorks: Gymnosperms

NatureWorks: Gymnosperms

While gymnosperms have seeds, they don't have flowers. Their seeds are found in cones or cups. Most are evergreens, including conifers, cycads, and the ginkgo. More...

Article
New Hampshire Public TV
Plants’ Natural Circadian Rhythm Genes Revealed

Plants’ Natural Circadian Rhythm Genes Revealed

What do plants — and even bacteria — have in common with humans? They all follow daily cycles of activity and inactivity. In plants, a dozen genes work together to set internal clocks. More...

Article
BBC
The Great Pumpkin

The Great Pumpkin

The challenge? Grow a one-ton (900kg) pumpkin. Selective breeding and controlling microbial life in the soil are just a few of the techniques these growers use. More...

Article
Smithsonian
Angiosperms: Seeds in Fruit

Angiosperms: Seeds in Fruit

Spit a cherry pit out on the ground and you're helping out the life cycle. Find out why. Then explore the two types of angiosperms, monocots and dicots. More...

Video
Scholastic
Hydroponic Gardening Experiment

Hydroponic Gardening Experiment

Want to save water and soil, as well as reduce pollution? If so, a hydroponic garden may be for you. Try this experiment to see if you have a green thumb fit to farm without soil. More...

Activity
Smithsonian
Mosses & Ferns

Mosses & Ferns

The first land plants, mosses and ferns reproduce without seeds. Vascular varieties have tubes to carry water and nutrients. Non-vascular plants need damp places to grow since they don't have tubes. More...

Interactive
Scholastic
NatureWorks: Angiosperms

NatureWorks: Angiosperms

More than 250,000 species of flowering plants can be found on Earth — around 80% of all living plant species. Get the details. More...

Article
New Hampshire Public TV
Plant Kingdom

Plant Kingdom

Plants share features that place them all in the kingdom Plantae, but they are so numerous. So biologists sort them further based on similarities and differences. Find out these characteristics. More...

Article
FactMonster.com
The Plant Kingdom Quiz

The Plant Kingdom Quiz

How much do you know about plants all around the world? You may surprise yourself. Test your plant knowledge, but don't despair: The answer page gives you lots of information. More...

Interactive
Australian University

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