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Helianthus tuberosus

Lake Wairarapa Domain.<br>Photographer: Patrick Enright, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Lake Wairarapa Domain.<br>Photographer: Patrick Enright, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Hispid stem; Lake Wairarapa Domain.<br>Photographer: Patrick Enright, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Hispid stem; Lake Wairarapa Domain.<br>Photographer: Patrick Enright, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Capitulum showing involucral bracts; Lake Wairarapa Domain.<br>Photographer: Unknown, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

Lake Wairarapa Domain.<br>Photographer: Patrick Enright, Date taken: 01/04/2013, Licence: All rights reserved. <a class='member-message' href='/nzpcn/why-join-nzpcn/' target='_blank'>Members can view a larger version of this image.</a>

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Common names

Jerusalem artichoke

Biostatus

Exotic

Category

Vascular

Structural class

Herbs - Dicotyledonous composites

Flower colours

Yellow

Conservation status

Not applicable

Detailed taxonomy

Family

Asteraceae

Authority

Helianthus tuberosus L.

Ecology

Year naturalised

1972

Origin

E & C U.S.A.& Canada

Life cycle and dispersal

Resprouts from fragments, no seed is produced in New Zealand (Lisa Forester 1996)

Other information

Etymology

helianthus: From the Greek helios ‘sun’ anthos ‘flower’.