Achnatherum lettermanii

Achnatherum lettermanii is a grass.

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 Achnatherum lettermanii 11.1 History 11.2 Achnatherum lettermanii 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

Achnatherum lettermanii was already described and the name validly published by George Vasey. It was not until some time later, however, that Mary Elizabeth Barkworth reclassified it into todays valid botanical systematics.

[edit] Taxonomy

Achnatherum lettermanii is a species in the genus Achnatherum (needlegrass) which belongs to the family of the Poaceae (Grass Family).

[edit] Characteristics

[edit] Growth

The plants grow to a height of approximately 1 meter.They grow at a slow rate and have a moderate lifespan.

[edit] Wood and Bark

[edit] Leaves

Achnatherum lettermanii is a decidious plant. They are mid green.

[edit] Flowers and Fruit

The flowers are yellow. The plants bloom from June to September.

They develop in summer.

[edit] Root System

[edit] Distribution

[edit] Cultivation

Achnatherum lettermanii prefers a sunny site and can withstand temperatures down to -34,4º C.

The plants are highly drought tolerant. They will not grow in anaerobic soils and are moderately 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 Achnatherum lettermanii

[edit] History

[edit] Achnatherum lettermanii 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 Achnatherum lettermanii in the

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• United States Department of Agriculturees:Achnatherum lettermaniifr:Achnatherum lettermanii