Acer glabrum ssp. douglasii

Acer glabrum ssp. douglasii is a tree.

Contents 1 Naming 2 Taxonomy 3 Characteristics 3.1 Growth 3.2 Wood and Bark 3.3 Leaves 3.4 Flowers and Fruit 3.5 Root System 4 Distribution 5 Cultivation 6 Uses 7 Maintenance 8 Varities and Cultivars 9 Poisonousness 10 Pests and Diseases 11 Man and Acer glabrum ssp. douglasii 11.1 History 11.2 Acer glabrum ssp. douglasii in art 11.3 Symbolism 11.4 Superstition 12 See also 13 References 13.1 Literature 13.2 Footnotes 14 Non-commercial Links

[edit] Naming

Acer glabrum ssp. douglasii was already described and the name validly published by William Jackson Hooker. It was not until 1890, however, that Alfred Wesmael reclassified it into todays valid botanical systematics.

[edit] Taxonomy

Acer glabrum ssp. douglasii is a subspecies in the genus Acer (maple) which contains 111 species and belongs to the family of the Aceraceae (Maple Family).

[edit] Characteristics

[edit] Growth

The trees grow to a height of approximately 9 meters.They grow at a moderate rate and have a moderate lifespan.

[edit] Wood and Bark

[edit] Leaves

Acer glabrum ssp. douglasii is a decidious plant.The leaves are arranged alternately along the stems. They are mid green.

[edit] Flowers and Fruit

The flowers are five-petaled and green. The plants bloom from May to June.

The brown fruits are schizocarps. They develop in summer.

[edit] Root System

[edit] Distribution

Acer glabrum ssp. douglasii is native to Alaska, west Canada, the Northwest of the US and the Rocky Mountains.

[edit] Cultivation

Acer glabrum ssp. douglasii prefers a shady site and can withstand temperatures down to -28,2º C. It grows best in sandy or pebbly, loamy soil. The plants are only slightly drought tolerant. They will not grow in anaerobic soils and are only slightly tolerant of limy conditions.

[edit] Uses

[edit] Maintenance

[edit] Varities and Cultivars

[edit] Poisonousness

 Please read the health issues note! 

[edit] Pests and Diseases

[edit] Man and Acer glabrum ssp. douglasii

[edit] History

[edit] Acer glabrum ssp. douglasii in art

[edit] Symbolism

[edit] Superstition

[edit] See also

[edit] References

[edit] Literature

• Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
• Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.
• efloras.org

[edit] Footnotes

[edit] Non-commercial Links

More pictures of Acer glabrum ssp. douglasii in the

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• United States Department of Agriculturees:Acer glabrum ssp. douglasiifr:Acer glabrum ssp. douglasii