Dry Tropics Biodiversity Group Inc.

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Townsville Weed Species Lists: | to brief notes on control | do not buy these plants |

Occurrence and effects... existing and potential environmental weeds of the Townsville City Council region:
List by Con Lokkers, Earthworks Environmental Services, May 1999
Symbols | Acacia | Eichornia | Opuntia | Solanum |

 

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Species name

 

Common name

 

Form

Problems caused

(2-observed, 1-potential)

Currentweed status

Distrib.

abund.

status

Occurrence by soil/landform types

(o–occasional, c–common)

sa

ss

m

f

n

w

old

pl

rec

all

wet

lnd

bch

fnt

mgv

sp

bch

rg/s

col

mtn

Opuntia stricta top

prickly pear

cactus

 

1

1

 

1

 

l, P3

0

o

 

 

o

 

o

 

 

Panicum maximum

guinea grass

grass

 

2

2

2

 

 

s

2

o

c

c

 

 

c

c

o

Parkinsonia aculeata

parkinsonia

shrub

 

2

1

 

2

 

s, P2

2

o

o

 

 

c

o

 

 

Parthenium hysterophorus

parthenium weed

herb

 

1

1

1

1

 

m, P2

2

o

o

 

 

 

 

 

 

Passiflora foetida

stinking passionfruit

vine

2

2

1

 

2

 

s

0

o

c

c

 

 

 

c

 

Passiflora suberosa

corky passionfruit

vine

2

2

1

 

2

 

s

0

o

c

c

 

 

 

c

 

Pistia stratiotes

water lettuce

aquatic

 

 

1

 

 

1

l, P3

1

 

 

o

 

 

 

 

 

Psidium guajava1

guava

shrub

 

1

1

 

 

 

l

0

 

o

 

 

 

o

 

 

Ricinus communis

castor oil plant

shrub

 

1

1

 

1

1

m

1

 

o

 

 

 

 

 

 

Salvinia molesta

salvinia

aquatic

 

2

2

 

 

2

m, P3

1

 

 

c

 

 

 

 

 

Samanea saman1

rain tree

tree

 

1

 

 

 

 

l

1

 

o

 

 

 

 

o

 

Schinus terebinthifolia1

Brazilian pepper tree

shrub/tree

 

1

 

 

 

 

l

1

 

o

 

 

 

 

 

o

Senna alata

candle bush

shrub

 

1

 

 

 

 

l

1

o

o

 

 

 

 

o

 

Senna occidentalis

coffee senna

shrub

 

1

1

 

 

 

l

1

o

o

 

 

 

 

 

 

Sida rhombifolia

Paddy’s lucerne

herb

 

2

2

 

 

 

l

0

c

c

 

 

 

c

c

c

 

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