Ericaceae

Bog Rosemary, Moorwort, Northern Bog Rosemary, Wild Rosemary: Andromeda polifolia var. polifolia (Synonym: Andromedea polifolia var. concolor)

Alpine Bearberry, Black Bearberry, Ptarmiganberry, Torpedoberry: Arctous alpina (Synonyms: Arbutus alpina, Arctostaphylos alpina, Mairania alpina)

Red Bearberry, Red Manzanita, Red Ptarmiganberry: Arctous rubra (Synonyms: Arctous alpina var. rubra, Arctous erythryocarpa, Arctostaphylos alpina ssp. rubra, Arctostaphylos alpina var. rubra, Arctostaphylos rubra)

Common Bearberry, Mealberry, Kinnikinnic, Kinnikinnick: Arctostaphylos uva-ursi (Synonyms: Arbutus uva-ursi, Arctostaphylos uva-ursi ssp. adenotricha, Arctostaphylos uva-ursi var. adenotricha, Arctostaphylos uva-ursi ssp. coactilis, Arctostaphylos uva-ursi var. coactilis, Arctostaphylos uva-ursi var. leobreweri, Arctostaphylos uva-ursi ssp. longipilosa, Arctostaphylos uva-ursi var. marinensis, Arctostaphylos uva-ursi ssp. monoensis, Arctostaphylos uva-ursi var. pacifica, Arctostaphylos uva-ursi ssp. stipitata, Arctostaphylos uva-ursi var. suborbiculata)

Cassandra, Leather Leaf Ledum: Chamaedaphne calyculata (Synonyms: Andromeda calyculata, Andromeda calyculata var. angustifolia, Andromedea calyculata var. latifolia, Andromeda calyculata var. nana, Cassandra calyculata, Cassandra calyculata var. angustifolia, Cassandra calyculata var. latifolia, Chamaedaphne calyculata var. angustifolia, Chamaedaphne calyculata var. latifolia)

Alaska Heather, Alaska Moss Heather: Harrimanella stelleriana (Synonyms: Andromeda stelleriana, Cassiope stelleriana)

Arctic Bell Heather, Arctic White Heather, Four-angled Mountain Heather, Mountain Heather, White Arctic Mountain Heather: Cassiope tetragona ssp. tetragona

Alpine Azalea, Trailing Azalea: Kalmia procumbens (Synonyms: Azalea procumbens, Chamaecistus procumbens, Loiseleuria procumbens)

Single Delight Pyrola, Wood Nymph: Moneses uniflora (Synonyms: Moneses uniflora ssp. reticulata, Moneses uniflora var. reticulata, Pyrola uniflora)

One-sided Wintergreen, Sidebells Wintergreen: Orthilia secunda (Synonyms: Orthilia secunda ssp. obtusata, Orthilia secunda var. obtusata, Pyrola secunda, Pyrola secunda ssp. obtusata, Pyrola secunda var. obtusata, Ramischia elatior, Ramischia secunda)

Bog Wintergreen, Liverleaf Wintergreen: Pyrola asarifolia ssp. asarifolia (Synonyms: Pyrola asarifolia var. incarnata, Pyrola asarifolia var. ovata, Pyrola asarifolia var. purpurea, Pyrola californica, Pyrola elata, Pyrola rotundifolia, ssp. asarifolia, Pyrola uliginosa, Pyrola uliginosa var. gracilis) - Margins of leaf blades entire or crenulae. Leaf blades round, ovate, elliptic, or reniform. Base of blades often somewhat cordate. Proximal inflorescence bracts usually as long as or longer than subtended pedicels (rarely shorter). Tips of calyx lobes acute to acuminate.

Liver-leaf Wintergreen, Long-bract Wintergreen, Pink Wintergreen: Pyrola asarifolia ssp. bracteata (Synonyms: Pyrola asarifolia var. bracteata, Pyrola bracteata, Pyrola bracteata var. hillii) - Margins of leaf blades mostly denticulate, rarely entire. Leaf blades ovate or elliptic. Proximal inflorescence bracts usually longer than subtended pedicels. Tips of calyx lobes acuminate.

Arctic Wintergreen, Largeflowered Wintergreen, Large-flower Wintergreen, Large-flowered Wintergreen, Pyrole grandes fleurs: Pyrola grandiflora (Synonyms: Pyrola borealis, Pyrola canadensis, Pyrola gormanii, Pyrola grandiflora var. canadensis, Pyrola grandiflora var. gormanii, Pyrola occidentalis)

Lesser Wintergreen, Snowline Wintergreen, Snow-line Wintergreen: Pyrola minor (Synonyms: Braxilia minor, Erxlebenia, Pyrola minor var. parviflora)

Labrador-tea, Labrador Tea: Rhododendron groenlandicum (Synonyms: Ledum groenlandicum, Ledum pacificum, Ledum palustre ssp. groenlandicum)

Lapland Rosebay, Lapland Rose-bay: Rhododendron lapponicum (Synonym: Azalea lapponica)

Labrador Tea, Narrow-leaf Labrador-tea, Narrow-leaf Labrador Tea, Trappers Tea: Rhododendron tomentosum (Synonyms: Ledum palustre, Ledum decumbens, Ledum palustre ssp. decumbens, Ledum palustre var. decumbens, Rhodendron subarcticum, Rhododendron tolmachevii, Rhododendron tomentosum ssp. decumbens, Rhododendron tomentosum ssp. subarcticum)

Dwarf Blueberry, Dwarf Bilberry, Dwarf Huckleberry, Swamp Huckleberry: Vaccinium cespitosum (Synonyms: Vaccinium arbusculum, Vaccinium cespitosum var. paludicolium, Vaccinium paludicolum) ?

Early Blueberry, Blue Huckleberry, Blue Whortleberry, Oval-leaf Whortleberry: Vaccinium ovalifolium ?

Bog Cranberry, Small Cranberry: Vaccinium oxycoccus (Synonyms: Oxycoccus hagerupii, Oxycoccus intermedius, Oxycoccus microcarpus, Oxycoccus ovalifolius, Oxycoccus oxycoccus, Oxycoccus palustris, Oxycoccus palustris var. ovalifolius, Oxycoccus quadripetalus, Oxycoccus quadripetalus var. microphyllus, Vaccinium microcarpum, Vaccinium oxycoccus var. intermedium, Vaccinium oxycoccus ssp. microphyllum, Vaccinium oxycoccus var. microphyllum, Vaccinium oxycoccus var. ovalifolium)

Alpine Blueberry, Bog Bilberry, Bog Blueberry, Bog Whortleberry, Great Bilberry, Northern Blueberry, Whortleberry: Vaccinium uliginosum (Synonyms: Vaccinium gaultherioides, Vaccinium occidentale, Vaccinium uliginosum ssp. alpinum, Vaccinium uliginosum var. alpinum, Vaccinium uliginosum ssp. gaultherioides, Vaccinium uliginosum ssp. microphyllum, Vaccinium uliginosum ssp. occidentale, Vaccinium uliginosum var. occidentale, Vaccinium uliginosum ssp. pedris, Vaccinium uliginosum ssp. pubescens, Vaccinium uliginosum var. salicinum)

Lingonberry, Low Bush Cranberry, Partridgeberry, Foxberry: Vaccinium vitis-idaea (Synonyms: Vaccinium vitis-idaea ssp. minus, Vaccinium vitis-idaea var. minus)