Pyramid Spiraea: Spiraea x pyramidata (Synonyms:Spiraea menziesii var. pyramidata, Spiraea tomentulosa) -
Birch-leaved Spiraea, Shinyleaf Spiraea, Shiny-leaf Spiraea, White Spiraea: Spiraea lucida (Synonyms: Spiraea betulifolia ssp. lucida, Spiraea betulifolia var. 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) -
Rose Meadowsweet, Rosy Spiraea, Subalpine Spiraea: Spiraea splendens (Synonyms: Spiraea densiflora, Spiraea densiflora var. densiflora, Spiraea densiflora ssp. densiflora, Spiraea densiflora ssp. splendens, Spiraea densiflora var. splendens, Spiraea splendens var. rosea, Spiraea splendens var. splendens) -