Betulaceae
Bog birch
Betula pumila
- Family
- Betulaceae
- Genus
- Betula
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Common names
By language (8)
- arz
- بيتولا بوميلا
- Bulgarian
- Блатна бреза
- English
- Bog birch
- Estonian
- Kääbuskask
- German
- Amerikanische Strauch-Birke
- Icelandic
- Mýrahrís
- Russian
- Берёза болотная, Береза болотная, Береза малорослая, Береза низкорослая, Берёза низкорослая
- udm
- Нюр кызьпу
Synonyms
- Betula glandulifera (Regel) E.J.Butler
- Betula glandulosa var. glandulifera (Regel) Gleason
- Betula glandulosa var. hallii (Howell) C.L.Hitchc.
- Betula grayi Regel
- Betula hallii Howell
- Betula nana var. glandulifera (Regel) B.Boivin
- Betula nana var. renifolia (Fernald) B.Boivin
- Betula neoborealis Lepage
- Betula obovata E.J.Butler
- Betula pubescens var. borealis (Spach) Á.Löve & D.Löve
- Betula pulchella Dippel
- Betula pumila f. glabrescens H.J.P.Winkl.
- Betula pumila f. glabrescens (Regel) Regel
- Betula pumila f. glandulifera (Regel) H.J.P.Winkl.
- Betula pumila f. hallii (Howell) Brayshaw
- Betula pumila f. latipes (H.J.P.Winkl.) Lepage
- Betula pumila f. pubescens H.J.P.Winkl.
- Betula pumila f. subcycla Lepage
- Betula pumila subsp. glandulifera (Regel) Á.Löve & D.Löve
- Betula pumila var. fastigiata Rehder
- Betula pumila var. glabra Regel
- Betula pumila var. glabrescens Regel
- Betula pumila var. glandulifera Regel
- Betula pumila var. latipes H.J.P.Winkl.
- Betula pumila var. pumila
- Betula pumila var. renifolia Fernald
- Betula pumila var. setarioides H.J.P.Winkl.
- Betula pumila var. typica Regel
- Betula quebeccensis Burgsd.
- Chamaebetula pumila (L.) Opiz
Flowers
- In flower
- April to July (from 19 flowering iNaturalist observations worldwide)
Characteristics
- Growth habit
- Shrub
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native, St. Pierre and Miquelon: native
Photos
FlowerPhoto: aarongunnar, CC BY 4.0, from iNaturalist 
FlowerPhoto: Patrice Dupont, CC BY 4.0, from iNaturalist 
Photo: Patrick Sowers, CC0, from iNaturalist 
Photo: Superior National Forest, CC BY 2.0, from Wikimedia Commons 
Photo: Étienne Léveillé-Bourret, CC BY 4.0, from iNaturalist 
Photo: Ryan Hodnett, CC BY-SA 4.0, from Wikimedia Commons 
Photo: J Straka, CC BY 4.0, from iNaturalist 
Photo: Ryan Hodnett, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Luke Snow, CC0, from iNaturalist 
Photo: Joshua Mayer from Madison, WI, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Norma Malinowski, CC BY 4.0, from iNaturalist 
Photo: Ayotte, Gilles, 1948-, CC BY-SA 4.0, from Wikimedia Commons
More in Betula
- European white birchBetula pendulaBetulaceae
- Downy birchBetula pubescensBetulaceae
- Dwarf birchBetula nanaBetulaceae
- Paper birchBetula papyriferaBetulaceae
- Erman's birchBetula ermaniiBetulaceae
- Himalayan birchBetula utilisBetulaceae
- Yellow birchBetula alleghaniensisBetulaceae
- River birchBetula nigraBetulaceae
- Sweet birchBetula lentaBetulaceae
- Shrubby birchBetula humilisBetulaceae
- Gray birchBetula populifoliaBetulaceae
- Asian black birchBetula dahuricaBetulaceae
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.