Tropics Reference Libraries

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Avocado Tree Persea americana
2014-02-14 16:17:00

Persea americana is a flowering plant that belongs to the Lauraceae family. It is widely known as the Avocado tree. P. americana is a tree that grows up to 66 feet tall. It has alternately arranged leaves that measure about 5 to 10 inches long. Its flowers are tiny and greenish-yellow, measuring .2 to .4 inches in diameter. The tree’s popular, pear shaped green fruit measures 2.8 to 7.9...

Queen Sago Palm Cycas rumphii
2014-01-30 08:32:40

Cycas rumphii is a palm-like species of cycad plant. The plant may also be referred to as Queen sago or the Queen sago palm. This species is a member of the Cycadaceae family and is native to the Malesian region. The C. rumphii is a relatively small plant reaching approximately 33 feet. Its trunk is grey with diamond patterned bark and measures up to 16 inches in diameter. Its leaves...

Queen Sago Cycas circinalis
2014-01-30 07:56:38

Cycas circinalis is a species of cycad plant. also referred to as the Queen sago. C. circinalis is native to Sri Lanka, although it is a widely cultivated plant. C. circinalis is commonly used for landscape, decorative purposes and may be used as a food source. The plant’s seeds are carefully soaked, ground and used to make flour. You will often find its flour used in tortillas, tamales...

Tropic of Capricorn
2013-02-21 13:31:57

The Tropic of Capricorn, alternately called the Southern Tropic, is a marker of the most southerly latitude on the Earth at which the Sun can be directly overhead. This occurs at the December solstice, when the southern hemisphere is tilted towards the sun at its maximum degree. It is one of the five major circles of latitude that mark maps of the Earth. It presently lies 23 degrees 26’...

Tropic of Cancer
2013-02-19 16:11:13

The Tropic of Cancer, which is also referred to as the Northern tropic, is the circle of latitude on the Earth that serves as a marker for the most northerly position at which the sun may appear directly overhead at its zenith. This event happens once per year, at the time of the June solstice, when the Northern Hemisphere is tilted towards the Sun to its maximum degree. Its Southern...

2013-02-19 15:46:08

An equator is the intersection of a sphere’s surface with the plane that is perpendicular to the sphere’s axis of rotation and midway between the poles. The Equator is normally referred to the Earth’s equator: an imaginary line on the Earth’s surface halfway between the North Pole and the South Pole, separating the Earth into the Northern Hemisphere and Southern Hemisphere. Other...

Summer Solstice Midsummer
2011-06-20 11:32:36

The Summer Solstice, or "Midsummer," derived from the Latin sol (sun) and sistere (to stand still), occurs exactly when the Earth's axial tilt is most inclined towards the sun at its maximum of 23° 26'. This is the time when the Sun is at its highest, or most northerly, point in the sky in the Northern Hemisphere. Except in the polar regions, where daylight is continuous for many months...

Neotropic Ecozone
2009-07-01 13:41:09

The Neotropic ecozone is one of Earth's eight ecosystems. This ecozone is also known as the Neotropical ecozone. It is made up of South and Central America, the Mexican lowlands, Caribbean Islands, and southern Florida. The southernmost part of South America is part of the Antarctic ecosystem. Many of the regions included in the Neotropic share the same diversity among plant and animal life....

Lemon tetra
2007-03-26 13:42:48

The Lemon tetra, Hyphessobrycon pulchripinnis, is a species of tropical freshwater fish which originates from South America, belonging to the family Characidae. It is a small tetra which grows to (5 cm) in length. The species is a long established favorite aquarium fish, being introduced to the aquarium in 1932. Physical Description The lemon tetra is one of the deeper-bodied tetras,...

Black phantom tetra
2007-03-26 13:31:53

The Black phantom tetra (Hyphessobrycon megalopterus) is a freshwater fish of the characin family (family Characidae) of order Characiformes. It is native to the Paraguay, Guaporé, and Mamore basins in Brazil and Bolivia. This fish is of roughly tetragonal shape and is light gray in coloring, with a black patch surrounded by iridescent silver edging posterior of the gills on each side....

Word of the Day
  • One of the side scenes of the stage in a theater, or the space included between the side scenes.
  • The outside stock exchange, or “curb market,” of Paris.
  • A flute or groove on the blade of a sword.
  • A section of stage scenery placed in a wing of a theatre.
The word 'coulisse' comes from a French word meaning "sliding door".