 Heather moor containing ling , bell <unk> , cross @-@ <unk> heath , <unk> <unk> and <unk> is everywhere abundant . The high Black <unk> weather too slowly to produce a soil that <unk> a rich plant life , but each of the main peninsulas has an individual flora . The basalt <unk> of Trotternish produce a diversity of Arctic and alpine plants including alpine <unk> and <unk> <unk> . The low @-@ lying fields of Waternish contain corn <unk> and corn <unk> . The sea cliffs of Duirinish <unk> mountain <unk> and fir <unk> . Minginish produces fairy flax , cats @-@ ear and black <unk> rush . There is a fine example of <unk> @-@ rich ash woodland at <unk> in Sleat incorporating silver birch , <unk> , bird cherry , and hawthorn . 
