Common Snowberry, Black Snowberry: Symphoricarpos albus var. laevigatus (Synonyms: Symphoricarpos albus ssp. laevigatus, Symphoricarpos rivularis) - Larger, erect to spreading shrubs with stems from 60-150 cm long. The leaves are glabrous to only slightly hairy. The corollas are strongly hairy within.
Creeping Snowberry, Sharpleaf Snowberry, Spreading Snowberry, Trailing Snowberry, Trip Vine: Symphoricarpos mollis (Synonyms: Symphoricarpos hesperius, Symphoricarpos mollis ssp. hesperius, Symphoricarpos mollis var. acutus, Symphoricarpos mollis var. hesperius, Symphoricarpos mollis var. mollis) - A smaller, erect, spreading or often creeping shrub with stems up to 80 cm long. The leaves are softly hairy on both surfaces (especially below). The corollas are sparingly pubescent within.
Western Snowberry, Wolfberry: Symphoricarpos occidentalis - This was a Wilhelm Suksdorf collection from Bingen, WA, so very likely something he grew in his garden.
Mountain Snowberry, Utah Snowberry: Symphoricarpos rotundifolius var. vaccinioides (Synonyms: Symphoricarpos oreophilus, Symphoricarpos rotundifolius var. oreophilus, Symphoricarpos rotundifolius var. rotundifolius, Symphoricarpos rotundifolius var. vaccinioides, Symphoricarpos tetonensis, Symphoricarpos vaccinioides) -