Now let's go straight to the details, saw this gorgeous lamp in Ikea, seems easy enough to make one thyself. Plus it doesn't cost £17.99.
Hence investigation on the interweb... Lamp very popular on Apartment Therapy, found Ikea provides copies of their assembly instructions for download, and here it is for the said lamp:
Under 'K' - Knappa Pendant Lamp
Whilst, the template for the leaves and skeleton is there, not really much you can do, unless you draw one and experiment to get the right shape. See PDF grab below.
There's this nifty FREE program from eMachineShop - ver1.69 - Windows only
I don't use their services, but the program is a very easy to use CAD program. All the template files with extension EMS are to be opened with this program. Next step!
See end-result below for motivation