the yellow flower of the western skunk cabbage

yellow flower western skunk cabbage alpine araceae arum british columbia canada flowers amp plants lysichiton americanus oxyria digyna skeena lily squamish river swamp lantern altitude calcium oxalate crystals close coastal zone plant flora floral forest forestry macro meadows mountain range natural beauty nature odour outdoors perennial pretty rain rainforest floor rhizomes sheathing cowl spadix spathe stench stink subalpine summer temperate wild wildflowers upper valley