1. 
   Isoetales
   [n] - aquatic or marsh-growing fern allies
   Found op http://www.webdictionary.co.uk/definition.php?query=Isoetales
   
   
2. 
   Isoetales
   (from the article `Lycophyta`) ...the sole living genus is Selaginella, with nearly 800 species, widely distributed around the world; Selaginellites is an extinct genus.Order ...
   Found op http://www.britannica.com/eb/a-z/i/44
   
   
3. 
   Isoetales
   Isoetales, also written Isoëtales, is an order of plants in the class Isoetopsida. There are about 140-150 living species, all classified in the genus Isoëtes (quillworts), with a cosmopolitan distribution but often scarce to rare. Living species are mostly aquatic or semi-aquatic in clear ponds ...
   Found op http://en.wikipedia.org/wiki/Isoetales
   
   
4. 
   isoetales
   1) Aquatic or marsh-growing fern allies 2) Isoetales 3) Order isoetales 4) Plant order
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/isoetales/1
   
   

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