Meaning of REINDEER LICHEN

Pronunciation:			'reyn`deer 'lIkun
WordNet Dictionary
	Definition:		[n]  an erect grayish branching lichen of Arctic and even some north temperate regions constituting the chief food for reindeer and caribou and sometimes being eaten by humans
	Synonyms:		arctic moss, Cladonia rangiferina, reindeer moss
	See Also:		Cladonia, genus Cladonia, lichen