The sections of the light spectrum which the âredâ and âgreenâ cones perceive overlap and this is why red and green colour vision deficiencies are often known as red/green colour blindness and why people with red and green deficiencies see the world in a similar way.
Bird's Nest Fern Another of our favorites, bird's nest fern is a slow-growing plant with bright green fronds that radiate from the center of the plant, creating a vase or bird's nest shape. It's versatile and easy to grow. Silver Brake Fern Create a distinctive look in your home with this fern.
Interesting Facts about Non-Flowering Plants. 1  The leaves of ferns are called fronds. 2  Scientists estimate that some species of ferns have been around for over 350 million years. 3  Conifers often have needle shaped leaves. Needles are tough, don't dry out, and will not easily fall off in high winds. 4  There are over 12,000 different species of mosses.