Dictionary.com
Thesaurus.com

cryophyte

American  
[krahy-uh-fahyt] / ˈkraɪ əˌfaɪt /

noun

  1. any plant, as certain algae, mosses, fungi, and bacteria, that grows on ice or snow.

  2. any low-growing, succulent, blooming plant of the genus Cryophytum (orMesembryanthemum ), certain species of which form extensive mats along the southwestern coasts of the U.S.


cryophyte British  
/ ˈkraɪəˌfaɪt /

noun

  1. an organism, esp an alga or moss, that grows on snow or ice

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of cryophyte

First recorded in 1905–10; cryo- + -phyte