Catananche caerulea L.
Iris bracteata S. Watson
Siskiyou Iris
Iris chrysophylla Howell
Yellowleaf Iris
Iris cristata Aiton
Dwarf Crested Iris
Iris douglasiana Herb.
Douglas Iris
Iris hartwegii Baker
Rainbow Iris
Iris macrosiphon Torr.
Bowltube Iris
Iris missouriensis Nutt.
Rocky Mountain Iris, Western Blue Flag, Wild Blue Iris
Iris sanguinea Hornem.
Blood Iris
Iris tenax Douglas ex Lindl.
Toughleaf Iris
Iris tenuis S. Watson
Clackamas Iris
Iris virginica L.
Southern Blue Flag Iris, Virginia Iris
Lonicera caerulea L.
Blue Honeysuckle, Haskap, Honeyberry, Sweetberry Honeysuckle
Abies magnifica A. Murray
California Red Fir, Red Fir
Ageratum sp 'Blue Mink'
Blue Mink Ageratum
Centaurea montana 'Mountain Blue'
Mountain Bluet, Perennial Cornflower
Hosta sp 'Blue Umbrellas'
Blue Umbrellas Hosta
Hosta sieboldiana 'Big Blue'
Big Blue Hosta