Northern Ontario Plant Database

Synonymy

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Synonymy - Alnus incana

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Betulaceae Birch Family

Alnus incana (L.) Moench
gray alder, grey alder, hoary alder, white alder, speckled alder (subsp. rugosa) ; Fr: aulne blanc, aulne blanchâtre, aulne rugueux (subsp. rugosa)

• [=Betula alnus L. var. incana L. (basionym)]
• [=Betula incana (L.) Pallas 1784, non L.f. 1781]

Alnus incana subsp. rugosa (DuRoi) R.T.Clausen
speckled alder, tag alder, swamp alder, eastern river alder, aulne blanc rugueux ; Fr: aulne rugueux, aulne blanc rugueux, aulne hatif ; Ojibway (Anishinabe): wadoop-agaasaa, waadiipiin

• [=Alnus americana (Regel) Czerep.]
• [=Alnus canadensis Lodd. ex Loudon]
• [=Alnus glauca (Aiton) F.Michx.]
• [=Alnus incana (L.) Moench forma aurea Dippel]
• [=Alnus incana (L.) Moench forma tomophylla Fernald]
• [=Alnus incana (L.) Moench var. americana Regel]
• [=Alnus incana (L.) Moench var. glauca (Aiton) Willd.]
• [=Alnus incana (L.) Moench var. tomophylla (Fernald) Rehder]
• [=Alnus rugosa (DuRoi) Spreng.]
• [=Alnus rugosa (DuRoi) Spreng. forma aurea Dippel]
• [=Alnus rugosa (DuRoi) Spreng. forma emersoniana Fernald]
• [=Alnus rugosa (DuRoi) Spreng. forma hypomalaca Fernald]
• [=Alnus rugosa (DuRoi) Spreng. forma tomophylla (Fernald) Fernald]
• [=Alnus rugosa (DuRoi) Spreng. var. americana (Regel) Fernald]
• [=Alnus rugosa (DuRoi) Spreng. var. tomophylla (Fernald) Fernald]
• [=Alnus serrulata Willd. var. rugosa (Du Roi) Regel]
• [=Betula alnus L. var. rugosa DuRoi (basionym)]
• [=Betula incana (L.) L.f. var. glauca Aiton]
• [=Betula rugosa (DuRoi) Ehrh.]
• [=Betula-alnus glauca Marshall, nom. inval., nom. subnud.]

Alnus incana subsp. tenuifolia (Nutt.) Breitung
western mountain alder, thinleaf alder, western river alder ; Fr: aulne à feuilles minces, aulne tenuifolié, aulne blanc à feuilles minces

• [=Alnus communis Desf. ex Kuntze]
• [=Alnus densiflora C.H.Mull.]
• [=Alnus glutinosa (L.) Gaertn. var. virescens Kuntze]
• [=Alnus incana (L.) Moench var. occidentalis (Dippel) C.L.Hitchc.]
• [=Alnus incana (L.) Moench var. virescens S.Watson, nom. illeg.]
• [=Alnus occidentalis Dippel]
• [=Alnus tenuifolia Nutt. (basionym)]
• [=Alnus tenuifolia Nutt. var. occidentalis (Dippel) Callier]
• [=Alnus tenuifolia Nutt. var. virescens (Kuntze) Callier]