Filiform Rock-jasmine, Slender Rock-jasmine, Slender-stem Rock-jasmine, Slender-stemmed Fairy Candelabra: Androsace filiformis (Synonym: Androsace capillaris) - Flowers less than 3 mm. Calyx rounded at its base. Leaf blades broad and abruptly narrowed to the narrow petiole.
Northern Fairy Candelabra, Northern Fairy-candelabra, Pygmy-flower Rock-jasmine, Small Mountain Androsace: Androsace septentrionalis (Synonyms: Androsace septentrionalis ssp. subumbellata, Androsace septentrionalis var. subumbellata) - Flowers usually longer than 3 mm. Calyx v-shaped at its base. Leaves narrow, tapering gradually to their base.