There are thousands of Websites dealing with all things plants. These are some I trust for their good information. I use these ones regularly.
New Zealand Plants – The University of Auckland
With hundreds of great photographs of a huge number of New Zealand Natives.
www.hebesoc.org/plants/plants.htm
This is a UK site dedicated to New Zealand Hebes. There are 224 Hebes described with photographs of almost all of them. As well they have descriptions and photographs of another 176 New Zealand Trees and Shrubs.
www.nzseeds.co.nz
For those that might want to try growing their own seeds.
New Zealand Plant Conservation Network
Covers all NZ Natives, with photos, botanical descriptions, areas, and pretty much all information needed.
www.ccc.govt.nz/parks/theenvironment/streamside.asp
This is a Canterbury site for restoration planting. Each region is likely to have their own information. Check with your local Regional or City Council
http://www.trademe.co.nz/Members/Listings.aspx?member=123096
some of my listings have with special prices.
www.orarinursery.co.nz
And of course our own web site where you will find up to date plant lists and order forms including an online shop.
http://www.doc.govt.nz/conservation/native-plants/
I have found the DOC Site to be useful when researching plant species
Funding
http://ecan.govt.nz/advice/biodiversity/funding/pages/eef.aspx
If you live within Canterbury, have a stream running through your property or a Wetland that needs protecting there is often funds available for aspecs of your protection work.
Trees for Bees. This link takes you to the Trees for Bees Conference. You can listen to the various speakers at the conference.