Biology



Plant Profiles Skeleton Weed

Skeletonweed (Chondrilla juncea) is classified as a noxious weed in many areas, though it is not a plant native to the United States. Difficult to eradicate, this perennial spreads well and can be locally abundant. There are relatively few leaves…
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Parts of a Flowering Plant

Flowering plants or angiosperms are a diverse life form. They include grasses, mosses, ferns, vines, and many others. They make up the largest division in the plant kingdom.  Plants are beneficial for other living things on Earth. They provide oxygen,…
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Plant Profiles Dutchmans Pipe

The Dutchman’s pipe belongs to the plant genus Aristolochia, which has over 500 species. They are named for the quirky shape of the flowers which are for all the world like the old-fashioned Dutchman’s meerschaum pipe. The Aristolochia genus includes…
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Plant Profiles Water Hyacinth

The lovely lavender flowers with the distinctive yellow spot may be attractive to look at, but water hyacinth is one of the most aggressive invasive plant species in the United States. The water hyacinth is native to South America, and…
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Tree Profiles Washington Palm

The Washington Palm is endemic to the deserts of Mexico and is also known as the Mexican Fan Palm or, sometimes, petticoat palm. It belongs to the tribe Corypheae, subfamily Coryphoideae, genus Washingtonia and species robusta. The Washingtonia robusta is…
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Tree Profiles Bismarck Palm

The majestic and massive Bismarck Palm (Bismarckia nobilis) belongs to the Genus Bismarckia, which is part of the family Arecaceae. It originated in Madagascar. It is a very impressive, strong growing palm, too big for most modern gardens but ideal…
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Tree Profiles Foxtail Palm

The Foxtail Palm is endemic to a very small, very remote area of Australia.  It is a spectacularly lush and elegant palm which was only discovered comparatively recently. In the late 1970s, specimens were found growing on exposed gravel hilltops…
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