Yellow

Glacier Lily (Erythronium grandiflorum)

Wooly Actinella, or Stemless Goldflower (Hymenoxys acaulis)

Yellow Buckwheat

Snow Buttercup (Ranunculus adoneus)

Old Man of the Mountains (Hymenoxis grandiflora)

Lily Pad

Yellow Bleeding Heart (corydalis Lutea)

Alpine Senecio (Senecio Soldanella)

Monkeyflower

Bigelow's Groundsel (Senecio Bigelovii, sometimes known as Ligularia pudica)

Kluane Poppy (Papaver radicatum subsp. kluanensis)

Spikey Created with Wolfram Mathematica 7.0