Betula obscura Kotula - Accepted: Betula obscura Kotula bei The Plant List (2010); Familie: Betulaceae (APG III)
Betula obscura Kotula - Accepted: Betula obscura Kotula bei The Plant List (2014), version 1.1; Familie: Betulaceae (APG III)
Betula obscura Kotula - Accepted: Betula obscura Kotula bei The Plant List (2010); Familie: Betulaceae (APG IV)

Difference to related species

nuts sizes are smaller than those of common birch (Betula pendula)

Flowers

monoecious flowers

Flower ecology

wind-pollinated (anemophilous)

Life form

tree

Foliage persistence

deciduous

Fruits

winged nut fruit (samara)

Fruit ecology

wind-dispersed (anemochorous)

Soil conditions

preferentially on fresh, nutrient-poor soils in submontane areas

Natural occurrence (habitat)

scrub and pioneer woodland of forests clearings, acidophilous oak forests, oak-hornbeam forests, alluvial forests, alder carrs, willow carrs, birch woodlands, Cirsium meadows

Vegetation typ and synecology (plant community)

temperate, mixed broad-leaved deciduous forests

Constraints according soil conditions

not salt tolerant

Erhardt, W., Götz, E., Bödeker, N. & Seybold, S. (2008): Der große Zander. Enzyklopädie der Pflanzennamen. Band 2. Arten und Sorten. Eugen Ulmer KG, Stuttgart (Hohenheim), 18. Aufl., 2103 S.;

Global Biodiversity Information Facilty (GBIF). Online Publication: www.gbif.org;

Oaks of the World (Accessed: 2018): Quercus dentata. See: http://oaks.of.the.world.free.fr/quercus_dentata.htm;

Plants for a Future (1996-2012): PFAF. See: https://pfaf.org/;

The IUCN Red List of Threatened Species. www.iucnredlist.org;