Illustrated Guide to
of New Zealand
Weeds of New Zealand
by Ian Popay, Paul Champion & Trevor James
ISBN 0 473 09760 5
by kind permission of the
Zealand Plant Protection Society
Publication or other use of images or descriptive
text on these pages is unauthorised unless written permission is
obtained from the authors and publisher.
of the publication Common Weeds of New Zealand must always
Available from Manaaki-Whenua
Press and Touchwood
vigorous perennial climber up to 5 m or more tall. Broken parts
exude a sticky milky latex. White, fragrant, bell-shaped flowers,
followed by large, pear-shaped pods containing kapok-like material
surrounding the black seeds.
- Flowers White,
pinkish in bud, bell-shaped, fragrant, 20-25 mm in diameter, with
five petals. Moths, butterflies and bees are attracted to and
trapped in the flowers. Flowers Dec-May.
- Fruit Large
pear-shaped pods up to 10 cm long by 7 cm across, containing a
mass of kapok-like pappus and many wind dispersed black seeds,
each 7-8 mm long.
- Leaves Dark
green, thick, triangular, up to 12 cm long by 6 cm wide. Smooth
on the upper surface and greyish-downy underneath.
Downy, flexible, twining, scrambling to more than 5 m long.
- Roots Rhizomatous.
Hedges, trees, stony
banks, cliffs, unkempt areas and waste places.
Common in some parts
of northern NI. Also found at Blenheim in SI. Originally from
south Brazil and Argentina.
A garden escape, becoming
increasingly common. Listed on the National
Pest Plant Accord (see Introduction for details).
of botanical name
Antonio de Matos Araujo, 19th cent. Portuguese plant collector;
sericifera (Lat.) = silk-bearing (either of the seeds,
or of the white hairs on young shoots and under the leaves).
On this site
Reproduced from Common Weeds
of New Zealand:
- Weedbusters is a weeds awareness and education programme that aims to
protect New Zealand's environment from the increasing weed problem.
- A free tool to assist farmers and agricultural professionals in decision-making regarding weed and pest identification, biology, impact and management.
- New Zealand Weeds Key
- An interactive identification key to the weeds of New Zealand. Developed at Landcare Research.
Zealand Plant Conservation Network naturalised plants
- Search for information on more than 2500 naturalise and weedy plants.
Zealand Plant Protection Society
- Their main objective: "To pool and exchange information on the biology
of weeds, invertebrate and vertebrate pests, pathogens and beneficial organisms
and methods for modifying their effects."
Index for the Bay of Plenty
- Weeds information compiled by Environment Bay of Plenty.
University Weeds Database
- A site providing information about New Zealand weeds and weed control.
It has a series of pages showing pictures of New Zealand weeds, notes on
identification and control. It also provides information on a university
paper entitled Controlling Weeds.
- A weed identification guide prepared by the Christchurch City Council.
- Weeds in Australia
- Weeds website of the Australian Government.
Society of Victoria
- Promoting wider awareness and interest in weeds and their management.
Includes a useful page of links
to other weed societies.
Valley Weeds Strategy
- Listing of common and botanical names, images, and information including
control methods for weeds found in Tasmania, and also weeds of national significance.
and Exotic Species of North America
- Images and other information from the University of Georgia.
- Weed-related resources including weed science, practical tools, gardening
tips about controlling weeds, and environmental news updates.
Species Specialist Group
- "The ISSG aims to reduce threats to natural ecosystems and the native
species they contain by increasing awareness of invasive alien species,
and of ways to prevent, control or eradicate them."
- Site that includes a comprehensive collection of weed images from around
on Weeds from FetchBook.Info