Betulaceae

Downy birch

Betula pubescens Ehrh.

Family: Betulaceae
Genus: Betula

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Downy birch (Betula pubescens) — FlowerPhoto: CatherineK, CC BY-SA 4.0, from iNaturalist

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Common names

By language (55)

Arabic: قضبان زغبي, بتولا, تامول
Armenian: Կեչի թավոտ
arz: بيتولا بوبيسينس
azb: توکجوکلو توز آغاجی
Azerbaijani: Tükcüklü tozağacı
Basque: Urki zuri
Belarusian: Бяроза пушыстая
Bulgarian: Космата бреза
Catalan: Bedoll pubescent, Bedot, Bedut, Bouleau pubescent
Chinese: 毛桦, 毛樺
Croatian: Cretna breza
csb: Òbmeszonô brzózka
Czech: Bříza pýřitá
Danish: Dun-birk, Dunbirk
Dutch: Zachte berk
English: Downy birch, White birch, Brown birch, Mountain birch, European white birch, Hairy birch, Moor birch
Esperanto: Lanuga betulo
Estonian: Sookask
Faroese: Dúnbjørk
Finnish: Hieskoivu
French: Bouleau pubescent, Bouleau de marais
Galician: Bidueiro, Abidueira, Bido
Georgian: Თეთრი არყი
German: Moor-Birke, Moorbirke, Behaarte Birke, Besenbirke, Bouleau pubescent, Fjellbirke, Fjällbirke, Gewöhnliche Moor-Birke
gv: Beih yiarg
hsb: Wonjata brěza
Hungarian: Molyhos nyír, Szőrös nyír
Icelandic: Ilmbjörk
Irish: Beith chlúmhach
Japanese: ヨーロッパダケカンバ
Latvian: Purva bērzs, Pūkainais bērzs
Lithuanian: Plaukuotasis beržas, Beržas pašepėlis, Bouleau pubescent
Macedonian: Влакнеста бреза
Norwegian Bokmål: Vanlig bjørk, Dunbjørk, Europeisk hvitbjørk, Libjørk, Birk, Bjerk, Bjørk
Norwegian Nynorsk: Dunbjørk, Bjørk
olo: Luššikoivu
Persian: توس کرکی
Polish: Brzoza omszona
Russian: Берёза пушистая, Береза белая, Береза пушистая, Берёза белая, Берёза извилистая, Берёза опушённая, Берёза Черепанова
se: Soahki, Sieivasoahki
Serbian: Маљава бреза
sgs: Beržos pašepielis
sjd: Суэгкь
Slovenian: Puhasta breza
sma: Såekie
smj: Soahke
smn: Sieivâsuáhi, Suáhi
sms: Tõrggsueʹǩǩ, Hies-sueʹǩǩ
Spanish: Abedul pubescente, Abedul blanco
Swedish: Glasbjörk, Bouleau pubescent
Tatar: Бөдрә каен
Turkish: Tüylü huş
Ukrainian: Береза пухнаста
Walloon: Blanke beyôle
Welsh: Bedwen lwyd

Synonyms

Betula alba f. pubescens (Ehrh.) Bolzon
Betula alba lus. macrophylla Regel
Betula alba subsp. pubescens (Ehrh.) Regel
Betula alba var. pubescens (Ehrh.) Hartm.
Betula alba var. vulgaris Willd.
Betula pubescens var. oblongifolia Wimm.
Betula pubescens var. sibakademica Baran.
Betula pubescens var. typica H.J.P.Winkl.

Flowers

In flower: April to June (from 16 flowering iNaturalist observations worldwide)

Characteristics

Growth habit: Tree
Lifespan: Perennial
In the US and Canada: Canada: introduced, Greenland: native, Lower 48 states: introduced

Photos

FlowerPhoto: CatherineK, CC BY-SA 4.0, from iNaturalist
FlowerPhoto: Patrice Dupont, CC BY 4.0, from iNaturalist
Photo: Dirk Ingo Franke, CC BY-SA 2.0, from Wikimedia Commons
Photo: Roman A. Lagazyuk (Роман А. Лагазюк), CC BY 4.0, from iNaturalist
Photo: Elke Freese, CC BY-SA 3.0, from Wikimedia Commons
Photo: София Р., CC BY 4.0, from iNaturalist
Photo: Jean-Pol GRANDMONT, CC BY 3.0, from Wikimedia Commons
Photo: Will Taylor, CC BY 4.0, from iNaturalist
Photo: AnRo0002, CC0, from Wikimedia Commons
Photo: Patrice Dupont, CC BY 4.0, from iNaturalist
Photo: AnRo0002, CC0, from Wikimedia Commons
Photo: Drepanostoma, CC BY 4.0, from iNaturalist

More in Betula

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.