Birch-leaved Spiraea, White Spiraea, Shinyleaf Spiraea: Spiraea betulifolia var. lucida (Synonym: Spiraea lucida) -
Douglas Spiraea, Hardhack, Rose Spirea, Spiraea, Steeplebush, Western Spiraea: Spiraea douglasii var. douglasii (Synonyms: Spiraea douglasii var. roseata) -
Hardhack, Menzies' Spiraea, Menzies' Spirea: Spiraea douglasii var. menziesii (Synonyms: Spiraea douglasii ssp. menziesii, Spiraea menziesii, Spiraea subvillosa, Spirea cuneifolia) -
Hitchcock's Spiraea: Spiraea x hitchcockii -
Pyramid Spiraea: Spiraea x pyramidata (Synonyms: Spiraea xsubvillosa, Spiraea betulifolia x douglasii)
Subalpine Spiraea: Spiraea splendens (formerly Spiraea densiflora, varieties densiflora and splendens) -