Cactaceae
Cactaceae
Cactaceae (pronounced: kak-TAY-see-ee) is a family of flowering plants, commonly known as the cactus or cacti family. The name derives from the Ancient Greek word κάκτος (kaktos), which was originally used to describe a species of spiny thistle.
Etymology
The term "Cactaceae" comes from the Greek "κάκτος" (kaktos), which was used to describe a type of spiny plant. The Latinized form of this word, "cactus," was later adopted as the botanical name for this family of plants.
Description
Cactaceae are known for their distinctive appearance, which includes thick, fleshy stems that have evolved to store water and are often covered in sharp spines. They are native to the Americas, ranging from Patagonia in the south to parts of western Canada in the north.
Genera
The Cactaceae family includes a number of well-known genera, such as Opuntia, Echinocactus, Mammillaria, and Cereus. Each of these genera includes numerous species, many of which are popular as ornamental plants due to their unique shapes and colorful flowers.
Related Terms
- Succulent plants: A group of plants that store water in their leaves, stems, or roots. Cacti are a type of succulent.
- Xerophyte: A type of plant adapted to survive in dry environments, like many cacti.
- CAM photosynthesis: A type of photosynthesis used by cacti and other plants to conserve water in dry environments.
External links
- Medical encyclopedia article on Cactaceae
- Wikipedia's article - Cactaceae
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