ヨウ 
 
() leaf () sheet () counter for flat things
                   
(n) leaf
はっぱ (n) leaf
はまき (n) (abbr) cigar
はがき (n) (1) (abbr) postcard, (2) memo, note, card

Links: KanjiDic: EDict : Wikimedia
Etymologies: 中文字譜 : 説文解字