Western Australian Plants - Myrtaceae
Calothamnus
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Calothamnus quadrifidus R.Br.
One-sided Bottlebrush
There are several subspecies - two are shown here.

Calothamnus quadrifidus subsp. quadrifidus
Calothamnus quadrifidus subsp. angustifolius


Calothamnus
quadrifidus R.Br. subsp. quadrifidus

  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Flowers Description:Flowers
  Location:Porongurup, Western Australia Location:Bold Park, Perth, Western Australia
  GPS coordinates:34˚36.5980S, 11758.7220E GPS coordinates:31˚56.4250S, 11546.5590E
  Date of photo:22 August 2016 Date of photo:24 October 2014
  Field No.:4425 Field No.:2803
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Flowers Description:Plant
  Location:Rossiter Bay, Cape Le Grand National Park, Western Australia Location:Porongurup, Western Australia
  GPS coordinates:33˚58.2590S, 12216.0430E GPS coordinates:34˚36.5980S, 11758.7220E
  Date of photo:21 July 2014 Date of photo:22 August 2016
  Field No.:2657 Field No.:4425
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Flowers and leaves Description:Flowers and leaves
  Location:Rossiter Bay, Cape Le Grand National Park, Western Australia Location:Peak Charles,  Western Australia
  GPS coordinates:33˚58.2590S, 12216.0430E GPS coordinates:32˚52.7830S, 12110.4080E
  Date of photo:21 July 2014 Date of photo:26 August 2016
  Field No.:2657 Field No.:5614
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Shrub in habitat Description:Shrub in habitat
  Location:Peak Charles,  Western Australia Location:Rossiter Bay, Cape Le Grand National Park, Western Australia
  GPS coordinates:32˚52.7830S, 12110.4080E GPS coordinates:33˚58.2590S, 12216.0430E
  Date of photo:26 August 2016 Date of photo:21 July 2014
  Field No.:5614 Field No.:2657
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Fruit Description:Flowers and leaves
  Location:Field Road, Grass Patch,  Western Australia Location:Field Road, Grass Patch,  Western Australia
  GPS coordinates:33˚05.8670S, 12111.3710E GPS coordinates:33˚05.8670S, 12111.3710E
  Date of photo:3 October 2018 Date of photo:3 October 2018
  Field No.:6968A Field No.:6968A
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Flowers - pale variety Description:Flowers - pale variety
  Location:Munglinup Inlet, 74K E of Hopetoun, Western Australia Location:Munglinup Inlet, 74K E of Hopetoun, Western Australia
  GPS coordinates:33˚51.7060S, 12047.5810E GPS coordinates:33˚51.7060S, 12047.5810E
  Date of photo:17 October 2018 Date of photo:17 October 2018
  Field No.:7500 Field No.:7500
     
  Calothamnus quadrifidus subsp. quadrifidus Calothamnus quadrifidus subsp. quadrifidus
 
  Description:Flowers - pale variety Description:Plant in habitat
  Location:Munglinup Inlet, 74K E of Hopetoun, Western Australia Location:Munglinup Inlet, 74K E of Hopetoun, Western Australia
  GPS coordinates:33˚51.7060S, 12047.5810E GPS coordinates:33˚51.7060S, 12047.5810E
  Date of photo:17 October 2018 Date of photo:17 October 2018
  Field No.:7500 Field No.:7500
     

Calothamnus quadrifidus subsp. angustifolius (Ewart) A.S.George & N.Gibson
   
  Calothamnus quadrifidus subsp. angustifolius Calothamnus quadrifidus subsp. angustifolius
 
  Description:Flowers and leaves Description:Fruit
  Location:Chapman Valley, Western Australia Location:Chapman Valley, Western Australia
  GPS coordinates:28˚35.488S, 11444.1260E GPS coordinates:28˚35.488S, 11444.1260E
  Date of photo:25 August 2016 Date of photo:25 August 2016
  Field No.:3297 Field No.:3297
     
   

 

References (accessed 3 February 2019):

Hawkeswood, T.J. (1987), A taxonomic revision of the genus Calothamnus Labill. (Myrtaceae: Leptospermoideae). Part 1. The 4-merous species. Nuytsia 6(1): 76-80

George, A.S. & Gibson, N. (2010), A revision of Calothamnus quadrifidus (Myrtaceae). Nuytsia 20: 58-59

http://www.anpsa.org.au/c-qua.html

http://esperancewildflowers.blogspot.com.au/2009/03/one-sided-bottlebrush-calothamnus.html

https://florabase.dpaw.wa.gov.au/browse/profile/5426

 

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This work is licensed under a Creative Commons Attribution-Noncommercial 2.5 Australia License.
Page created 7 November 2017
Page edited 6 February 2019
Roger Fryer and Jill Newland 2017 - 2019

 

 

 

 

 

 

 

Calothamnus quadrifidus