Alpine Laurel, Bog Laurel, Western Swamp Laurel, Small-leaved Alpine Laurell: Kalmia microphylla (Synonyms: Kalmia microphylla var. microphylla, Kalmia microphylla var. occidentalis, Kalmia occidentalis, Kalmia polifolia, Kalmia polifolia ssp. microphylla, Kalmia polifolia var. microphylla, Kalmia polifolia ssp. occidentalis, Kalmia polifolia ssp. polifolia, Kalmia polifolia var. polifolia)
Alpine-zazlea, Alpine Azalea, Trailing Azalea: Kalmia procumbens (Synonyms: Azalea procumbens, Chamaecistus procumbens, Loiseleuria procumbens)