Citrus gracilis

{{Short description|Species of shrub}}

{{Use dmy dates|date=July 2019}}

{{Speciesbox

| image =

| genus = Citrus

| species = gracilis

| authority = Mabb.

}}

Citrus gracilis, the Humpty Doo lime or Kakadu lime, is a straggly shrub endemic to eucalypt savannah woodlands of Northern Territory, Australia.{{Cite web |url=http://users.kymp.net/citruspages/australian.html#australis |title=Citrus pages, Native Australian Citrus, Citrus gracilis |access-date=10 April 2014 |archive-date=23 March 2014 |archive-url=https://web.archive.org/web/20140323201125/http://users.kymp.net/citruspages/australian.html#australis |url-status=dead }}

Citrus gracilis is similar to the New Guinea species Citrus wintersii but with much larger fruits. The leaves are small and slender, and the bark is corky. The fruit is globose, lumpy and up to {{cvt|10|cm}} in diameter.{{cite journal |last=Mabberley |first=David John |year=1998 |journal=Telopea |volume=7 |issue=4 |pages=340 |title=Australian Citreae with notes on other Aurantioideae (Rutaceae) |doi=10.7751/telopea19982004 |quote=Citrus gracilis |url=http://www.doc-developpement-durable.org/file/Culture-plantes-a-petits-fuits-sucres/Microcitrus%20australasica/CitrusGracilis.pdf |doi-access=free }}[http://www.saalfelds.freeserve.co.uk/citrusgracilis.htm Plant profile, Citrus gracilis] {{webarchive|url=https://web.archive.org/web/20080512004053/http://www.saalfelds.freeserve.co.uk/citrusgracilis.htm |date=2008-05-12}}