Kalmia procumbens (L.) Gift, Kron & P.F.Stevens species accepted

Kalmia latifolia f. minor K.Koch form synonym

Azalea villosa Lodd. ex Bosse species doubtful

Kalmia latifolia var. rubra (Sweet ex K.Koch) Rehder variety synonym

Azalea ×duncanii W.Bull ex Blandy species doubtful

Azalea ×todmanii Veitch species doubtful

Azalea ×magnifica Beer species doubtful

Azalea villosa Lodd. species homotypic synonym

Azalea ×kinghornii J.Dix species doubtful

Kalmia latifolia f. rubra Sweet ex K.Koch form synonym

Kalmia latifolia var. nana Mouill. variety synonym

Kalmia latifolia var. monstruosa Mouill. variety synonym

Kalmia latifolia var. myrtifolia Bosse ex H.Jaeger variety synonym

Azalea recentissima Reider species doubtful

Azalea ×elegantissima B.S.Williams ex J.Dix species doubtful

Kalmia latifolia f. rubra Sweet form homotypic synonym

Azalea ×hartnellii Rollison species doubtful

Azalea ×duncanii W.Bull species homotypic synonym

Kalmia polifolia var. microphylla (Hook.) H.M.Hall variety synonym

Kalmia microphylla subsp. occidentalis (Small) R.L.Taylor & Mac Bryde subspecies synonym

Kalmia latifolia var. polypetala G.Nicholson variety synonym

Kalmia latifolia f. obtusata (Rehder) Rehder form synonym

Kalmia latifolia var. myrtifolia Bosse variety synonym

Kalmia latifolia f. fuscata (Rehder) Rehder form synonym

Kalmia latifolia var. alba Mouill. variety synonym

Kalmia glauca Aiton species synonym

Kalmia polifolia subsp. polifolia subspecies synonym

Kalmia elliptica Brown, 1962 species accepted

Fischera buxifolia (P.J.Bergius) Sw. species synonym

Rhododendron procumbens (Linnaeus) Alph.Wood species synonym

Kalmia polifolia f. polifolia form synonym

Kalmia latifolia f. latifolia form synonym

Kalmia latifolia var. latifolia variety synonym

Kalmia ericoides Wright ex Griseb. species accepted

Kalmia angustifolia f. angustifolia form synonym

Leiophyllum buxifolium var. buxifolium variety synonym

Chamaedaphne ericoides (C.Wright ex Griseb.) Kuntze species synonym

Azalea glauca Meerb., 1798 species doubtful

Dendrium hugeri Small species synonym

Azalea isorata (Franch.) Kuntze species doubtful

Azalea daviesii Kaiser species doubtful

Kalmiella ericoides (C.Wright ex Griseb.) Small species synonym

Kalmia serotina Hoffmanns. species synonym

Kalmia rosmarinifolia Dum.Cours. species synonym

Kalmia polifolia f. leucantha W.B.Schofield & E.C.Sm. form synonym

Kalmia oleifolia Dum.Cours. species synonym

Kalmia nitida J.Forbes species synonym

Kalmia myrtifolia André species synonym

Kalmia microphylla f. alba Ebinger form synonym

Kalmia latifolia f. polypetala (G.Nicholson) Rehder form synonym

Kalmia latifolia var. pavartii André variety synonym

Kalmia latifolia var. obtusata Rehder variety synonym

Azalea ×alticlarensis Lindl. species doubtful

Kalmia latifolia f. myrtifolia (Bosse ex H.Jaeger) K.Koch form synonym

Kalmia latifolia var. fuscata Rehder variety synonym

Kalmia latifolia var. coronata A.Gray variety synonym

Kalmia latifolia f. angustata Rehder form synonym

Kalmia latifolia f. alba (Bosse) Rehder form synonym

Kalmia lanceolata Raf. species doubtful

Kalmia intermedia Lange species doubtful

Kalmia glauca var. rosmarinifolia Pursh variety synonym

Kalmia glauca var. microphylla Hook. variety synonym

Kalmia ferruginea Raf. species doubtful

Kalmia ciliata W.Bartram species synonym

Kalmia buxifolia (Bergius) Gift & Kron species accepted

Chamaeledon procumbens (L.) Link species synonym

Rhododendron procumbens (L.) E.H.L.Krause species synonym

Kalmia brittoniana Hollick, 1892 species accepted

Azalea nivea Denham species doubtful

Azalea nivea Denham species doubtful

Ledum buxifolium P.J.Bergius species synonym

Dendrium buxifolium (P.J.Bergius) Desv. species synonym

Kalmia polifolia Wangenh. species accepted

Kalmia polifolia var. rosmarinifolia (Pursh) Rehder variety synonym

Kalmia hirsuta Walter species accepted

Kalmiella hirsuta (Walter) Small species synonym

Kalmia microphylla (Hook.) A.Heller species accepted

Kalmia polifolia subsp. microphylla (Hook.) Calder & Roy L.Taylor subspecies synonym

Kalmia occidentalis Small species synonym

Kalmia microphylla var. occidentalis (Small) Ebinger variety synonym

Kalmia polifolia subsp. occidentalis (Small) Abrams subspecies synonym

Kalmia cuneata Michx. species accepted

Kalmia latifolia L. species accepted

Kalmia latifolia var. laevipes Fernald variety synonym

Kalmia angustifolia L. species accepted

Kalmia amgustifolia L. species synonym

Loiseleuria procumbens (L.) Desv. species synonym

Azalea procunbens L. species synonym

Azalea procumbens L. species synonym

Kalmia procumbens (L.) Gift, Kron & P.F.Stevens ex Galasso, Banfi & F.Conti species synonym

Kalmia latifolia subsp. alba Bosse subspecies synonym

Azalea ×splendidissima W.Holloway species doubtful

Azalea ×elegantissima B.S.Williams species homotypic synonym

Kalmia polifolia var. microphylla (Hook.) Rehder variety synonym

Kalmia ciliata W.Bartram ex Dum.Cours. species synonym

Loiseleuria procumbens (L.) Loisel. species synonym

Chamaedaphne latifolia (L.) Kuntze species synonym

Chamaecistus serpyllifolius Gray species synonym

Leiophyllum thymifolium (Lam.) Steud. species synonym

Leiophyllum serpyllifolium DC. species doubtful

Leiophyllum pyroliflorum Dippel species synonym

Leiophyllum prostratum Loudon species synonym

Leiophyllum buxifolium var. typicum C.K.Schneid. variety synonym

Dendrium prostratum (Loudon) Small species synonym

Dendrium buxifolium var. prostratum (Loudon) Ashe variety synonym

Dendrium buxifolium var. hugeri (Small) H.F.Copel. variety synonym

Ammyrsine thymifolia (Lam.) Forbes species synonym

Ammyrsine prostrata Sw. ex Steud. species synonym

Ammyrsine buxifolia (P.J.Bergius) Pursh species synonym

Azalea vervaeneana Anon. species doubtful

Azalea verticillata Barton ex Lodd. species doubtful

Azalea vacciniodes (Hook.f.) Kuntze species doubtful

Azalea tomentosa Duroi ex Steud. species synonym

Azalea ×rustica Anon. species doubtful

Azalea rubra Meerb. species doubtful

Ledum serpyllifolium L'Hér. species homotypic synonym

Azalea ×marginata Paxton species doubtful

Azalea ludoviciae Herb. species doubtful

Azalea laetitiae Herb. species doubtful

Dendrium lyonii (Sweet) Small species synonym

Azalea tomentosa Dum.Cours. species doubtful

Dendrium pleistocenicum Berry, 1907 species doubtful

Ledum serpyllifolium L'Hér. ex DC. species synonym

Leiophyllum buxifolium (P.J.Bergius) Elliott species synonym

Leiophyllum buxifolium var. hugeri (Small) C.K.Schneid. variety synonym

Leiophyllum lyonii Sweet species synonym

Leiophyllum hugeri (Small) K.Schum. species synonym

Leiophyllum buxifolium var. prostratum (Loudon) A.Gray variety synonym

Chamaedaphne glauca (Aiton) Kuntze species synonym

Chamaedaphne hirsuta (Walter) Kuntze species synonym

Chamaedaphne cuneata (Michx.) Kuntze species synonym

Chamaecistus procumbens (L.) Kuntze species synonym

Leiophyllum hugeri (Hort.) Bergmans species synonym

Ledum thymifolium Lam. species synonym

Kalmia polifolia subsp. microphylla (Hook.) Piper subspecies synonym

Kalmia polifolia var. polifolia variety synonym

Azalea verticillata Barton species homotypic synonym

Azalea tomentosa Duroi species homotypic synonym

Ammyrsine prostrata Sw. species homotypic synonym

Ammyrsine lyoni Sweet species synonym