Weed Spotter Queensland Network Newsletter Autumn 2012 edition

Some new weed records up to December 2011 Supplied by the Queensland Herbarium
*Amaranthus dubius Mart. ex Thell.
Status: doubtfully naturalised, second
record, first in SEQ
Collector: Trevor Armstrong
Date: 17 June 2011
Location: Rocklea
Notes: Creekbank situation on alluvium
*Andropogon gayanus Kunth
Class 2 range extension
Collector: Keith McDonald
Date: July 2011
Location: Millstream Falls NP
*Asystasia gangetica subsp. micrantha
(Nees) Ensermu
Status: new naturalisation
Collector: Tony Bean
Date: April 2011
Location: Shoal Water Bay Training Area
*Brillantaisia lamium (Nees) Benth.
Status: priority sleeper weed
Collector: S.G. McKenna
Date: 17 April 2011
Location: S 17 50 28.3 E 145 59 30.5
*Bryophyllum daigremontianum
(Raym.-Hamet & H.Perrier) A.Berger
Class 2 large extension of range
Collector: Daniel McCudden, DEEDI
Date: 13 July 11
Location: Charleville
*Cecropia Loefl. sp.
Class 1
Collector: Luke Pavich
Date: July 2011
Location: Clifton Beach (Cairns area)
*Chromolaena odorata (L.) R.M.King &
H.Rob.
Class 1
Collector: Stephen McKenna AQIS
Date: 9 August 11
Location: Cape York
Notes: Single plant, removed after
collection.
*Cylindropuntia imbricata (Haw.)
F.M.Knuth
Class 2 range extension
Collector: Susan Walters
Date: 12 July 11
Location: Springsure.
*Cymbopogon nardus (L.) Rendle var.
confertiflorus (Steud.) Stapf ex Bor
Status: new naturalisation for
Queensland
Collector: Sonia MacDonald
Date: 15 September 11
Location: SE of Noosaville
*Dalbergia latifolia Roxb.
Status: new naturalisation recognised
Collector: I.G.Champion
Date: May 2011
Location: SW of Eton township
*Evolvulus nummularius (L.)L.
Status: potential new weed
Collector: Keith McDonald
Coll. date: 16 January 2008
Location: Mt Surprise township
*Hygrophila polysperma (Roxb.)
T.Anderson
Status: BQ special watch
Collector: Matt Birch
Date: 20 June 11
Location: Babinda
*Hymenachne amplexicaule (Rudge)
Nees
Class 2 plant; WONS
Collector: Craig Magnussen
Date: March 2011
Location: Gayndah
*Indigofera vohemarensis Baill.
Status: new naturalisation, new for
Australia
Collector: Tony Bean
Date: April 2011
Location: Shoal Water Bay Training Area
*Limnobium laevigatum ( Humb. &
Bonpl. ex Willd. ) Heine
Status: first record NQ , second record
Qld (new naturalisation March 2011 in
SEQ)
Collector: J A Walker
Date: 1 September 11
Location: near Cairns
Notes : Cultivated aquatic in freshwater
pond.
*Miscanthus sinensis Andersson
Status: previously cultivated, potential
new weed.
Collector: G.Calvert
Date: July 2011
Location: Townsville, along beachfront
Page 7
*Nassella neesiana (Trin. & Rupr.)
Barkworth
Class 1
Collector: Craig Hunter
Date: 10 November 11
Location: south of Pittsworth, Darling
Downs
*Parthenium hysterophorus L.
Class 2
Collector: Rose Moore
Date: 14 April 2011
Location: Porcupine Gorge NP, 60km N
of Hughenden.
Notes: known in the area, controlled in
the park
*Pereskia aculeata Mill.
Status: NEAL
Collector: D. Lloyd
Date: 25 August 11
Location: Cairns.
*Schmidtia pappophorides Steud. ex
J.A.Schmidt
Status: possible new naturalisation,
previously cultivated
Collector: Peter Connelly
Date: 29 April 2011
Location: Charleville.
Notes: Small area, currently under
eradication.
*Senecio madagascariensis Poir.
Status: Significant range of extension
Class 2
Collector: Juliet Musgrave
Date: 7 August 2011
Location: Hervey Bay
Notes: Plants removed as a precaution.
*Sida ciliaris L.
Status: new naturalisation, new for
Australia
Collector: David Halford
Date: April 2011
Location: Shoal Water Bay Training Area
*Stevia ovata Willd.
Status: Herbarium list new weed
spreading
Collector: S.G. McKenna
Date: 17 April 2011
Location: Tully Falls NP
Collector: Brett Carlsson Biosecurity QLD
Date: 1 June 11
Location: Ravenshoe
Notes: Up to 1-1.5m tall. Thousands of
mature individuals & seedlings.