Denshi Jisho — Online Japanese dictionary

楡 にれ elm tree (esp. the Japanese elm, Ulmus davidiana var. japonica)
Noun, Usually written using kana alone 
秋楡 あきにれ Chinese elm (Ulmus parvifolia)
Noun, Usually written using kana alone 
春楡 はるにれ Japanese elm (Ulmus davidiana var. japonica)
Noun, Usually written using kana alone 
山楡 やまにれ Chinese elm (Ulmus parvifolia)
Noun, Obscure term, Usually written using kana alone 

You can also

Look up kanji details for *楡*.

Try a Yahoo Jisho search for *楡* .
Try a Goo Jisho search for *楡* .
Try a Google search for *楡* .