Betula papyrifera Marshall |
Accepted |
 |
WCSP |
Betula papyrifera var. andrewsii Daniels |
Synonym |
 |
WCSP |
Betula papyrifera var. communis Regel |
Synonym |
 |
WCSP |
Betula papyrifera var. commutata (Regel) Fernald |
Synonym |
 |
WCSP |
Betula papyrifera subsp. commutata (Regel) A.E.Murray |
Synonym |
 |
WCSP |
Betula papyrifera var. cordifolia (Regel) Regel |
Accepted |
 |
WCSP |
Betula papyrifera subsp. cordifolia (Regel) A.E.Murray |
Synonym |
 |
WCSP |
Betula papyrifera f. cordifolia (Regel) C.K.Schneid. |
Synonym |
 |
WCSP |
Betula papyrifera var. cordifolia (Regel) Fernald |
Synonym |
 |
TRO |
Betula papyrifera f. coriacea Fernald & Wiegand |
Synonym |
 |
WCSP |
Betula papyrifera var. elobata (Fernald) Sarg. |
Synonym |
 |
WCSP |
Betula papyrifera f. elobata (Fernald) B.Boivin |
Synonym |
 |
WCSP |
Betula papyrifera var. humilis (Regel) Fernald & Raup |
Synonym |
 |
WCSP |
Betula papyrifera subsp. humilis (Regel) A.E.Murray |
Synonym |
 |
WCSP |
Betula papyrifera subsp. humilis (Regel) Hultén |
Synonym |
 |
TRO |
Betula papyrifera var. kenaica (W.H.Evans) A.Henry |
Synonym |
 |
WCSP |
Betula papyrifera subsp. kenaica (W.H.Evans) A.E.Murray |
Synonym |
 |
WCSP |
Betula papyrifera f. longipes Fernald |
Synonym |
 |
WCSP |
Betula papyrifera var. lyalliana Koehne |
Synonym |
 |
WCSP |
Betula papyrifera var. macrostachya Fernald |
Synonym |
 |
WCSP |
Betula papyrifera var. minor Tuck. |
Synonym |
 |
TRO |
Betula papyrifera var. montanensis (Rydb. ex B.T.Butler) Sarg. |
Synonym |
 |
WCSP |
Betula papyrifera f. nana B.Boivin |
Synonym |
 |
WCSP |
Betula papyrifera var. neoalaskana (Sarg.) Raup |
Synonym |
 |
WCSP |
Betula papyrifera subsp. neoalaskana (Sarg.) A.E.Murray |
Synonym |
 |
WCSP |
Betula papyrifera subsp. occidentalis (Hook.) Hultén |
Synonym |
 |
WCSP |
Betula papyrifera var. occidentalis (Hook.) Sarg. |
Synonym |
 |
WCSP |
Betula papyrifera var. papyrifera |
Accepted |
 |
WCSP |
Betula papyrifera var. pensilis Fernald |
Synonym |
 |
WCSP |
Betula papyrifera var. recessa Lepage |
Synonym |
 |
WCSP |
Betula papyrifera var. subcordata (Rydb. ex B.T.Butler) Sarg. |
Synonym |
 |
WCSP |
Betula papyrifera subsp. subcordata (Rydb. ex B.T.Butler) A.E.Murray |
Synonym |
 |
WCSP |