Betula alnoides Betula alnoides Buch.-Ham. ex D.Don, Prodr. Fl. Nepal. 58 1825. (syn: Betula acuminata Wall. [Illegitimate]; Betula acuminata var. argula Regel;...
Betula nigra (USA) Betula nigra L., Sp. Pl. 982 1753. (syn: Betula americana Buc’hoz [Invalid]; Betula lanulosa Michx.; Betula nigra var. parvifolia Regel;...
Betula papyrifera (USA) Betula papyrifera Marshall, Arbust. Amer.: 19 (1785) (syn: Betula alba var. communis Regel; Betula alba var. commutata Regel ; Betula alba var. elobata Fernald ; Betula alba subsp. excelsa (Aiton) Regel ;...
Betula pendula (UK) Betula pendula Roth, Tent. Fl. Germ. 1: 405 (1788) (syn: Betula alba var. pendula (Roth) St.-Lag. ; Betula alba lusus pendula (Roth) Regel ;...
Betula utilis Betula utilis D.Don, Prodr. Fl. Nepal. 58 1825. (Syn. Betula albosinensis var. septentrionalis C.K.Schneid.; Betula bhojpattra Lindl. ex Wall.; Betula...