1. 
   Echinocactus
   (Eagle Claws, Golden Barrel, Hedgehog Cactus, Mexican Giant Barrel, Mother-In-Law's Chair, Mule Crippler) This group consists of six cacti native to Mexico and the southwestern U.S. These globular- to barrel-shaped plants (Hedgehog Cactus) vary in size from small plants only 41/2 inches wide to gian...
   Found op http://www.botany.com/echinocactus.html
   
   
2. 
   echinocactus
   [n] - any cactus of the genus Echinocactus
   Found op http://www.webdictionary.co.uk/definition.php?query=echinocactus
   
   
3. 
   echinocactus
   noun any cactus of the genus Echinocactus; strongly ribbed and very spiny; southwestern United States to Brazil
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=echinocactus
   
   
4. 
   Echinocactus
   (from the article `barrel cactus`) ...for a group of more or less barrel-shaped cacti, family Cactaceae, native to North and South America. It is most often used for two large-stemmed ...
   Found op http://www.britannica.com/eb/a-z/e/7
   
   
5. 
   Echinocactus
   Echinocactus is a genus of cacti in the subfamily Cactoideae. The generic name derives from the Ancient Greek εχινος (echinos), meaning "spiny," and cactus. It and Ferocactus are the two genera of barrel cactus. Members of the genus usually have heavy spination and relatively large flowers. T...
   Found op http://en.wikipedia.org/wiki/Echinocactus
   
   
6. 
   Echinocactus
   Echinocactus is a genus of cactaceous plants inhabiting Mexico and South America, and remarkable for their peculiar forms, being globular, rectangular, or cylindrical, and without leaves, fluted and ribbed, with stiff spines clustered on woolly cushions. Some of them are very bulky. The flowers are ...
   Found op http://www.probertencyclopaedia.com/browse/BE.HTM
   
   
7. 
   echinocactus
   1) Barrel cactus 2) Cactus
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/echinocactus/1
   
   

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