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 An
Illustrated Guide to
Common Weeds
of New Zealand
Ipomoea
indica
blue
morning glory
Family
CONVOLVULACEAE
 Reproduced
from
Common
Weeds of New Zealand
by Ian Popay, Paul Champion & Trevor James
ISBN 0 473 09760 5
by kind permission of the
New
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.
Appropriate acknowledgement
of the publication Common Weeds of New Zealand must always
be given.
Available from Nationwide Book Distributors
Rampant, smothering,
hairy perennial, climbing up to 12 m high. It has brilliant blue,
trumpet-shaped flowers in summer.
- Flowers Bright
blue, large, open trumpet-shaped, up to 10 cm in diameter, in
few-flowered axillary clusters, new flowers opening daily and
fading to pink in late afternoon. Flowers Jan-Dec.
- Fruit Very
rarely fruits in NZ.
- Leaves Deeply
three-lobed, up to 18 cm long by 16 cm wide, silky-hairy underneath.
Terminal lobe egg-shaped, lateral lobes broad and uneven.
- Stems Twining
and running.
- Roots Fibrous.
Habitat
Gardens, waste places,
forest margins and plantations.
Distribution
Occasional throughout
frost-free lowland NI, rare in northern SI. Originally from tropical
regions.
Comments
Extremely attractive
tropical plant grown for ornament, and now growing wild in many
places. Listed on the National Pest
Plant Accord (see Introduction for details).
Derivation
of botanical name
Ipomoea (Gr.)
= worm-like; indica (Lat.) = of India or the Indies.
Web-notes:
Weed Links
On this site
Reproduced from Common Weeds
of New Zealand:
External Links
 Weedbusters
New Zealand
- Weedbusters is a weeds awareness and education programme that aims to
protect New Zealand's environment from the increasing weed problem.
- AgPest
- 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.
New
Zealand Plant Conservation Network naturalised plants
- Search for information on more than 2500 naturalised and weedy plants.
 New
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."
-
 Massey
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.
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