Acaena buchananii

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Acaena buchananii Hook.

Rosaceae

Life form: perennial

Exposure: sun   6

Moisture: dry bis Moisture: moderately moist

Soil: sand - Soil: gritty-sandy - Soil: loam - Soil: sandy loam - Soil: clay - Soil: sandy clay - Soil: loamy clay

Arrangement: alternate
Leaves: evergreen

Shape: elliptic

Division: imparipinnate

Shape: not specified
Fruit: nutlet

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Inflorescence: capituli

Petals: single
Habit: not specified

Growth form: mat-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Rosidae
Superordo:
Rosanae
Ordo:
Rosales

Acaena buchananii is a perennial.

Naming

Acaena buchananii was described by Joseph Dalton Hooker in 1864. The name is considered as validly published.

Taxonomy

Acaena buchananii is a species in the genus Acaena which contains approximately 31 to 60 species and belongs to the family of the Rosaceae (Rose Family).

Characteristics

Acaena buchananii - leaves

Growth

The perennials have a mat-forming habit and reach heights of 2 to 5 centimetres.

Leaves

Acaena buchananii is evergreen. The glaucous to silver-grey, imparipinnate leaves are alternate. The leaflets are elliptic and have serrate margins. The surface of the leaves is glabrous.

Flowers and Fruits

Acaena buchananii produces capituli of yellow flowers in May.

The perennials produce ornamental brown nutlets in summer.

Root System

Distribution

Acaena buchananii is native to New Zealand.

Cultivation

The perennials prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy, gritty-sandy, loamy, sandy-loamy, clay, sandy clay or loamy clay soil with a pH between 8 and 10. They tolerate temperatures down to -23°C (USDA zone 6).

Classification after Prof. Dr. Sieber:

  • open areas

Tolerance of special soil conditions

  • none: waterlogging, winter dampness

Uses

Acaena buchananii is considered a valuable wild perennial. The recommended planting distance is 30 centimetres, the perennials are best planted in groups of more than 15. Suited for rockeries, as well as suited as a neighbour to roses, cemetery plant, groundcover, container plant and as slope plant.

Maintenance and Propagation

  • Winter protection from black frost.

Propagation

  • Sowing
  • Cuttings
  • Division


Cultivars

Pests and Diseases

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.

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