Thursday, 9 June 2016

Supplejack (Kareao)

Time for our first species!

Supplejack (latin name: Ripogonum scandens) is native to New Zealand and otherwise known by Māori as Kareao. It is a climbing vine that grows up the sides of trees. If you grew up in New Zealand and went tramping a lot as a child, there is a fair chance that you have come across this particular plant before, possibly even swung from one of it's long hanging tendrils.


The leaves of a Supplejack are not something you will come by often, as they are usually too far up in the canopy for one to see from the ground. They are a glossy dark green with wavy edges and an opposite arrangement on the stems. Fruit (also found higher up near the canopy) are usually brown in juvenile stages, turning red as they ripen, and are a particularly favored food of Kākāpo.





Occasionally it is possible to find tips that are just starting to sprout form the ground, easily spotted against a backdrop of dirt as they are often a vivid green colour in contrast to the stems which are a blackish brown, often knobbly and twisted.




Historically, we know that the root of the Supplejack was made into a drink and used by early Māori to treat ailments such as rheumatism, fevers, bowel problems, and various skin diseases. However, consuming it without proper knowledge of how to prepare it or the correct dosages to use can cause it to act as a laxative, and in some cases it could even kill you, so this is one I will not be trying out.

It was also used a lot by early populations in New Zealand to tie or bind objects together due to its flexible nature, hence its usefulness in arts and crafts.


Well that's all I've got for Supplejack at the moment. I will update this post if I find out anything more.

Photo credits (in order): K. Luckhurst, VisitZelandia.com, National Geographic, VisitZelandia.com, nzepiphytenetwork.com, and Stuff.co.nz

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