Links
Registration of Nerines
NAAS is the International Cultivar Registration Authority for Nerines. It is the only registration authority worldwide. Applicants and those referring to the cultivar check list need not be members of NAAS.
To access the website of the Registrar, follow the link below.
Nerines
The Exbury/Vico Nerines (The website of NAAS President, Nicholas de Rothschild) 
http://www.nerines.com
Springbank Nursery, IOW. Ken Hall can be contacted by post at Springbank Nursery, Winford Road, Newchurch, Sandown, Isle of Wight PO36 0JX or by phone on 01983 865444.
Guernsey Nerine Festival.
Contact Plant Heritage Guernsey plantheritageguernsey.org.uk.
or The Guernsey Museum http://museums.gov.gg/nerinefestival
Agapanthus
Hoyland Plant Centre - Specialist Agapanthus Nursery - National Collection Holders. Steve Hickman gave the talk and demonstration at the AGM 2013. http://www.somethingforthegarden.co.uk/
Fairweathers Nursery, near Beaulieu, Hants. http://fairweathersnursery.com/
and Garden Centre http://fairweathers.co.uk
Collection Holders:
Dick and Lorna Fulcher (Pine Cottage hybrids) lornaanddick69@gmail.com
More details, including opening times for 2019, to be announced later.
Alliums
The holder of the National Collection of Alliums is Jackie Currie in Surrey. She can be contacted via her design company jackie@euphorbia-design.co.uk
Other useful links
Cotswold Garden Flowers (Bob Brown) Very wide range of most interesting plants including many amaryllids. Phone 01386 833 849 or 01386 422 829, email: info@cgf.net or go to www.cgf.net
Southern African Bulb Group http://www.sabg.tk
Scottish Rock Garden Club (SRGC) - Scottish based international club for alpine and rock garden enthusiasts, with very popular Amaryllid section in their Forum. http://www.srgc.net
http://www.smale-conophytum.co.uk
Website of former NAAS member Terry Smale. Sadly, Terry died in Feb. 2021, but his site is being left online for the foreseeable future. Useful resources such as book lists and photo galleries of RSA bulbs, including one gallery devoted to amaryllids.