text:  The summit of Mount <unk> is an alpine environment , featuring plants such as <unk> <unk> ( sky @-@ pilot ) , <unk> <unk> ( old @-@ man @-@ of @-@ the @-@ mountain ) , and <unk> <unk> ( alpine <unk> ) . Also noted are <unk> <unk> var. <unk> , <unk> <unk> , <unk> <unk> , <unk> <unk> , <unk> <unk> , <unk> album , <unk> <unk> var. <unk> , and <unk> <unk> . Below <unk> the mountain is heavily forested , with the lower slopes covered with a mixture of lodgepole pine , spruce , <unk> and fir . 
  