Wiliwili Gall Wasp

Wiliwili gall wasp

Quadrastichus erythrinae Kim

Wiliwili gall wasp (Quadrastichus erythrinae) male (left) and female (right).

Wiliwili gall wasp (Quadrastichus erythrinae) male (left) and female (right).

Gall damage to wiliwili ( Erythrina sandwicensis) leaves and stems.

Gall damage to wiliwili ( Erythrina sandwicensis) leaves and stems.

Close up of galling to wiliwili, showing gall wasp emergence holes.

Close up of galling to wiliwili, showing gall wasp emergence holes.

Wiliwili gall wasp parasitoid. Eurytoma erythrinae.

Wiliwili gall wasp parasitoid. Eurytoma erythrinae.

 

2011 Summary Report to Ka‘ahahui ‘O Ka Nāhelehele:

https://www.drylandforest.org/wiliwili-trees-being-monitored-gall-wasps-hawaii-department-agriculture-hdoa

 

News Releases: 

Release of the wiliwili gall wasp parasitoid: Eurytoma erythrinae

https://hdoa.hawaii.gov/blog/news-releases/news-release-nr08-29-november-25-2008/

 

https://www.mauimagazine.net/core/pagetools.php?pageid=11614&url=%2FMaui-Magazine%2FMarch-April-2009%2FSaving-the-Wiliwili%2F&mode=print

 

https://www.sciencedaily.com/releases/2010/09/100928101423.htm

 

https://the.honoluluadvertiser.com/article/2007/Sep/16/ln/hawaii709160348.html

 

https://the.honoluluadvertiser.com/article/2005/Dec/15/ln/FP512150347.html

 

New Pest Advisory for the Wiliwili gall wasp (Quadrastichus erythrinae) :

https://hdoa.hawaii.gov/pi/files/2013/01/npa05-03-EGW.pdf