Blue Elder, Blue Elderberry, Southwestern Elderberry: Sambucus mexicana ssp. cerulea (Synonyms: Sambucus caerulea, Sambucus caerulea var. neomexicana, Sambucus caerulea var. velutina, Sambucus cerulea, Sambucus cerulea var. cerulea, Sambucus cerulea var. neomexicana, Sambucus cerulea var. velutina, Sambucus glauca, Sambucus mexicana ssp. caerulea, Sambucus mexicana var. caerulea, Sambucus mexicana var. cerulea, Sambucus neomexicana, Sambucus neomexicana var. vestita, Sambucus nigra ssp. caerulea, Sambucus nigra ssp. cerulea, Sambucus velutina)
Black Elderberry, Rocky Mountain Elder: Sambucus racemosa var. melanocarpa (Synonyms: Sambucus melanocarpa, Sambucus racemosa ssp. pubens var. melanocarpa, Sambucus racemosa var. melanocarpa)
Coast Red Elderberry, Pacific Red Elderberry, Red Elderberry: Sambucus racemosa var. arborescens (Synonyms: Sambucus callicarpa, Sambucus pubens, Sambucus pubens var. arborescens, Sambucus racemosa var. racemosa