aloe vera
rosemary
The Bracken Fern (Pteridium) is widely thought of as the worlds most typical plant.
An aolovera plant is helpful
This the bad habit some people have of complaining about the worlds most helpful Internet search company
trees are one of the most endangerd thing at the moment whilst the council are cutting them all down and no other plants are...
The most important features for a desert plant would be the ability to collect and store water and the ability to reduce water loss .
The Tumeric plant is a plant in the Ginger or Zingiberaceae family and is also known as the Rhizomatous Herbaceous Perinnial Plant. This plant is most helpful to humans by having anti-fungal or anti-bacterial properties. These properties help in curing diseases such as cancer, arthritis, and diabetes.
I've linked below the site that I find most helpful, and it 'claims' to be the worlds largest and most popular (see link below):
worlds most poweful anticancer drugs plant found in rain forests
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Sequoia sempervirens