Viewing post #283275 by krancmm

Re: ICRAs - I went through each ICRA link; since registration is voluntary I think a lot of cultivars are simply not registered. Notice that some of these lists are big bucks and some not up-to-date.

Here's the whole list. You can do with it what you wish, but it's information that may be useful to someone.

Saintpaulia
-African Violet Society Of America, Inc. (A.V.S.A.)
**Undated Species and Cultivar List Version 2, CD, $27.50 or $40.00 http://www.avsa.org/shop/softw...
**2010 Species and Cultivar List, book, $37.95 http://www.avsa.org/shop/softw...
**Supplements of the Species and Cultivar List 2004-2010 online. Membership required to access.
http://www.avsa.org/publicatio...

All Woody Plant Genera not covered by other ICRAs – too long to individually list here
-American Public Gardens Association (registrar Brooklyn Botanical Garden)
**Online Registered Unassigned Woody Ornamentals. Few registered compared to what's in the trade. It appears that not many hybridizers are bothering to register: http://www.bbg.org/research/cu...

Begonia
-American Begonia Society
**Online registered: http://www.begonias.org/regist...

Buxus
-American Boxwood Society (A.B.S.)
**No online list; "Currently there are approximately 217 registered cultivars and about 148 different cultivars and species that can be obtained commercially". The Registration List of Buxus can be purchased: [email protected]

Fuchsia
-American Fuchsia Society
**Page to choose how to view registrations: http://www.americanfuchsiasoci...
**Full registration list: http://www.americanfuchsiasoci...
**Details of each registered (need to know cultivar name): http://www.americanfuchsiasoci...

Hemerocallis
-American Hemerocallis Society
**All registered list and select by cultivar (72,092) through 2011: http://www.daylilies.org/Dayli...

Hosta
-American Hosta Society
**All registered list and select by cultivar through 2011: http://www.hostaregistrar.org/...

Iris
-American Iris Society
**Encyclopedia "Progress for 1 July 2012, wiki now contains about 58% or 46,457 cultivars, 35,772 images": http://wiki.irises.org/bin/vie...
**Hardcopy official registration lists (1930-2009) available for sale: http://www.irises.org/Member_S...
**Online registration database "The registration and introduction information for all irises is also available in an on-line database. This database is available as part of the electronic membership service of the AIS. For more information on AIS Emembership and the online database please click here: AIS Emembership information"

Hedera
-American Ivy Society (A.I.S.)
**No information about registered checklists. Some photos: http://www.ivy.org/gallery1.ht...

Penstemon
-American Penstemon Society
**Doesn't mention that they are ICRA registrar, only ".. 280 species include some of our most beautiful wildflowers. … In addition to the natural species there are over 800 cultivars and hybrids that have been developed by plant breeders over the last 300+ years"
**Species taxonomic information: http://apsdev.org/identificati...

Paeonia
-American Peony Society
**Hardcopy only for over 3000 registered cultivars: 10 yr increments; 1976-86 ($12.50), 1987-96 ($12.50), 1997-2007 ($34.00) http://www.americanpeonysociet...
**The Heartland Peony Society online registered cultivars. Search by criteria, name or breeder: http://www.peonies.org/ident.h...
**Carsten Burkhardt's Web Project Paeonia online cultivars in English and German. Alphabetical listing only, but complete descriptions and links to additional information: http://www.paeo.de/

Rosa
-American Rose Society (A.R.S.)
**Hardcopy only for registered cultivars through 2008 or 2009? $50 https://www.createspace.com/33...
**Online 2010 registered cultivars: http://www.ars.org/?page_id=33...

Viola
-American Violet Society (A.V.S.)
**Online registry: http://americanvioletsociety.o...

Hamamelis
-Arboretum Kalmthout Foundation
**Excel download registry through 2005: http://www.provant.be/en/leisu...

Australian Native Flora
-Australian Cultivar Registration Authority (ACRA)
**Online registry through 2009 at least: http://www.anbg.gov.au/acra/ac...

Hibiscus
-Australian Hibiscus Society, Inc
**Online registry through 2008: http://www.australianhibiscus....

Lonicera
-Blahnik, Ing. Zdenek
**No website: [email protected]

Pelargonium
-British And European Geranium Society (BEGS) The Pelargonium and Geranium Society (PAGS)
**Hardcopy with addendum through early 2011 for over 15,000 cultivars, non-member £65: http://pelargoniumregister.com...

All Bromeliad Genera
-Bromeliad Society International (B.S.I.)
**Online registry: http://registry.bsi.org/

Prunus mume
-Chinese Mei Flower And Winter-Sweet Association
** Registrations appear in Acta Horticulturae Sinica

Clivia
Clivia Society
**Online registry: http://www.cliviaregister.com/...

Castanea
-Connecticut Agricultural Experiment Station (CAES)
**Online registry: http://www.ct.gov/caes/cwp/vie...

Cyclamen (except C. persicum)
-Cyclamen Society
**Online registry: http://www.cyclamen.org/regist...

Thymus
-Easter, Mrs Margaret
**Synonyms: http://www.thymus.co.uk/synony...
** Species: http://www.thymus.co.uk/specie...
**Cultivars: http://www.thymus.co.uk/cultiv... Charge for complete listing in book format.

Epiphytic Cacti Hybrids of the Hylocereeae Tribe
-Epiphyllum Society Of America (E.S.A.)
**Hardcopy, no indication of how to get the Directory: "The 1996 4th edition contains more than 7,000 epi flower names, descriptions and vital data for epi flowers that have been registered by the ESA. The Species Section lists was compiled by Myron Kimnach, an internationally respected taxonomist, editor of the Journal of the Cactus & Succulent Society of America, and Director Emeritus of the Huntington Botanical Gardens. Every cactus species known to be epiphytic is included, making it an indispensable reference source for botanist and the hobbyist, alike. Each year, the latest flower registrations are published in an Addendum to The Directory and distributed with the December issue of The Bulletin."
**Online photos, including registrations from 2005-2011: http://www.epiphyllumsociety.o...


Kalmia
-European Kalmia Society
**Online registry of cultivars: http://www.kalmia-society.org/...
**Online listing of species: http://www.kalmia-society.org/...

Erodium and Geranium
-Geraniaceae Group Of The British Pelargonium And Geranium Society
**No information that they register anything but Pelargoniums
**Online Hardy geranium cultivar list from HardyGeraniums.com: http://www.hardygeraniums.com/...
**Hardy geranium trial results RHS: https://docs.google.com/viewer...
**Hardcopy Hardy Geranium registry: The Register of Geranium Cultivar Names, by the Registrar, David Victor, 2008. Third edition. 85 pages, A4 size. £ 10.00, p&p £ 2.00
(£ 10, p&p incl. for members of the Hardy Plant Society Hardy Geranium Group)
Includes parents and status, essential for hybridists, notes and descriptions for many new cultivars.
**Hardcopy Erodium registry: Preliminary Checklist of Erodium Cultivar Names, by the Registrar, David Victor, 1999. ISBN 1-899742-37-9
Pocket size. £2.50, post free
Includes parents and status, essential for hybridists.
The Register of Erodium Cultivar Names, by the Registrar, David Victor, 2000. ISBN 1-899742-44-1
A4 size. £ 4.50 p&p incl.
Includes parents and status, essential for hybridists, descriptions in many cases.
http://www.geraniaceae-group.o...

Juglans
-Hardwood Tree Improvement And Regeneration Center (H.T.I.R.C.)
**Online registry of over 1000 cultivars: http://www.agriculture.purdue....

Andromeda, Calluna, Daboecia, Erica
-Heather Society
**Hardcopy new registrations in Annual Yearbook; membership required
**Hardcopy OUT OF PRINT: International Register of Heather Names, Volume 1 In 4 Parts
C Nelson and D Small, Denbeigh Heather Nurseries, Paperback, 31 Dec 2000, ISBN: 0953907937
**Hardcopy OUT OF PRINT: International Register of Heather Names, Volume 2: African Species and Cultivars (In 4 Parts), EC Nelson and DJ Small, Denbeigh Heather Nurseries, Spiralbound, 31 Dec 2004,

Heliconia
-Heliconia Society International
**Online registry: http://www.heliconiasocietypr....

Ilex
-Holly Society Of America
**New registrations in The Holly Journal; membership required.
**Hardcopy registry 1958-1993, $7: http://www.hollysocam.org/book...
**International checklists of I. crenata and I. opaca: same link as above

Actinidia
-Hortresearch (New Zealand)
**Found no information on site or through Google search.

Bougainvillea
-Indian Agricultural Research Institute (I.A.R.I.)
**Hardcopy OUT OF PRINT: International Bougainvillea Checklist, 1981
**No online information anywhere

Mangifera
-Indian Agricultural Research Institute (I.A.R.I.) – Mango
**Hardcopy OUT OF PRINT: International Checklist of Mango Cultivars, 1984.
**No online information anywhere

Hydrangea
-Institut National d'Horticulture (I.N.H.)
**No indication of online or printed registry. Contact: [email protected]
**Registrations 2001-2005 (15) at: http://www.rhs.org.uk/Plants/R...

Araceae (except Calla and Zantedeschia)
-International Aroid Society (I.A.S.)
**Online cultivar listing by genus (109 genera in family): http://www.aroid.org/cultivars...

Brugmansia and Datura
-International Brugmansia & Datura Society, Inc. (IBADS)
**Online cultivar registry: http://ibrugs.com/ibrugs%20nam...

Camellia
-International Camellia Society
Online cultivar registry: http://camellia.unipv.it/camel...

Carnivorous Genera: (Byblis, Cephalotus, Darlingtonia, Dionaea, Drosera, Nepenthes, Pinguicula, Sarracenia, Utricularia)
-International Carnivorous Plant Society (I.C.P.S.)
**Online cultivar registry by genus: http://www.carnivorousplants.o...
**Online taxonomic and cultivar database: http://www.omnisterra.com/bot/...

Osmanthus
International Cultivar Registration Center For Osmanthus (ICRCO)
**Unknown information, kept timing out: http://icrco.njfu.edu.cn/engli...

Quercus
-International Oak Society (I.O.S.)
Online cultivar registry and taxonomy: http://www.oaknames.org/search...

Malus (Crabapples only)
-International Ornamental Crabapple Society (I.O.C.S.)
No online information. Contact: [email protected]

Populus
-International Poplar Commission of F. A. O.
International register of Populus cultivars. "This database is currently under construction, for further information please contact:
Dr. Lorenzo VIETTO
CRA, Unità di Ricerca per le Produzioni Legnose Fuori Foresta
Strada Frassineto 35
15033 Casale Monferrato (AL)
Italy
Tel: (39-0142) 330916
Fax: (39-0142) 55580
E-mail: [email protected]

Nelumbo
-International Waterlily And Water Gardening Society (I.W.G.S.)
** Online "work in progress" cultivar (currently 217) registry: http://www.ag.auburn.edu/hort/...

Nymphaeaceae: Barclaya, Euryale, Nuphar, Nymphaea, Ondinea, Victoria
-International Waterlily And Water Gardening Society (I.W.G.S.)
**Online cultivar registry: http://bgbaseserver.eeb.uconn....
**Online Nymphaea only cultivars (not official): www.watergardenersinternational.org

Astilbe
-Lakeland Horticultural Society
** No online registry: [email protected]

Magnolia
-Magnolia Society, Inc.
**Online registry of 1000+ cultivars as of Sept, 2001: http://www.magnoliasociety.org...

Meconopsis
-Meconopsis Group
**Online incomplete list (under development): http://www.meconopsis.org/page...
**Online list of approved names: Go to http://www.meconopsis.org/page..., then scroll down to lower right and cllck on Table of Approved Names (opens a subpage)

Nerine
-Nerine And Amaryllid Society
**"The Society is the International Cultivar Registration Authority for Nerine.
For more information, please contact the Secretary: [email protected]"

Gladiolus (excluding species and early flowering cultivars <1958)
-North American Gladiolus Council
**Online cultivar registry with photos for 2008-2012 links by year: http://www.gladworld.org/2012-...
Online registry list without photos (most from 1980s-present, although some earlier): http://www.gladworld.org/Class...

Passiflora
-Passiflora Society International
**Online links to registry files from 2003-2011 and earlier checklists: http://www.passionflow.co.uk/r...

Amelanchier
-Plant Gene Resources Of Canada
**For information, contact: [email protected]

Plumeria
-Plumeria Society Of America, Inc.
**Online cultivar registry: http://www.theplumeriasociety....

Proteaceae, excluding genera endemic to the Australian region
-Proteaceae Cultivar Registration Authority, National Department Of Agriculture (South Africa)
**Online cultivar registry through 2002: http://www.nda.agric.za/docs/p...

Syringa
-Royal Botanical Gardens (Canada)
**Online .pdf downloadable cultivar registry (no photos): https://skydrive.live.com/?cid...
**Online .pdf downloadable lists of patents, trademarks, epiteths, taxonomy (2012): https://skydrive.live.com/?cid...

Bulbous, cormous and tuberous-rooted ornamental plants, excluding Dahlia, Lilium, Narcissus, Nerine, and various Australian genera
-Royal General Bulbgrowers' Association (K.A.V.B.)
**Online cultivar registry of a whopping slug 'o plants by genus: http://kavb.back2p.soft-orange...
**Online search by cultivar: http://kavb.back2p.soft-orange...
**Dutch register of cultivars: http://www.rassenregister.com/

Clematis, including Atragene
-Royal Horticultural Society (RHS)
**Hardcopy of cultivar registry through 2001, Clematis Register and Checklist, 367pp,
Compiled by Victoria Matthews. £19.95
**Three supplements as .pdf downloads from £3-£7
http://www.rhs.org.uk/Plants/R...

Conifers, including Ginko
-Royal Horticultural Society (RHS) - Conifers
**Hardcopy: 2009 The International Conifer Register and Checklist, Part 5. Phyllocladus to Sundacarpus (excluding Picea and Pinus) 116pp £10
**Hardcopy: 1998 The International Conifer Register, Part 4. Juniperus 144pp £8.00
**Hardcopy: 1992 The International Conifer Register, Part 3. The Cypresses (Chamaecyparis , Cupressus and X Cupressocyparis) 197pp £3.50
**Hardcopy: 1989 The International Conifer Register, Part 2. Belis to Pherosphaera (Includes the genera Cedrus, Cryptomeria and Larix) 100pp £2.50
**Hardcopy: 1987 The International Conifer Register, Part 1. Abies to Austrotaxus 61pp £1.75
http://www.rhs.org.uk/Plants/R...
**New registration in: American Conifer Society Bulletin

Dahlia
-Royal Horticultural Society (RHS)
**Hardcopy and .pdf downloads:
.pdf 2011 21st Dahlia Supplement (379KB) 51pp £5
.pdf 2009 20th Dahlia Supplement (442KB) 19pp £5.00
.pdf 2008 19th Dahlia Supplement (389KB) 20pp £5.00
.pdf 2007 18th Dahlia Supplement (376KB) 26pp £4.50
.pdf 2006 17th Dahlia Supplement (134KB) 28pp £4.50
.pdf 2005 16th Dahlia Supplement (101KB) 24pp £4.50
.pdf 2004 15th Dahlia Supplement (93KB) 20pp £4.00
.pdf 2003 14th Dahlia Supplement (96KB) 20pp £3.50
.pdf 2002 13th Dahlia Supplement (96KB) 17pp £3.50
2001 12th Dahlia Supplement 16pp £2.50
2000 11th Dahlia Supplement 16pp £2.50
1999 10th Dahlia Supplement 20pp £2.50
1998 9th Dahlia Supplement 16pp £2.75
1997 8th Dahlia Supplement 20pp £3.00
1996 7th Dahlia Supplement 27pp £3.25
1995 (reprint) Dahlia Names, The International Register of 1969 £8.00
1995 5th Dahlia Supplement 24pp £1.50
1995 6th Dahlia Supplement 24pp £1.50
1994 1st Dahlia Supplement 128pp £3.00
1992 4th Dahlia Supplement 13pp £1.00
1989 3rd Dahlia Supplement 5pp £1.00
1988 2nd Dahlia Supplement 5pp £0.50
http://www.rhs.org.uk/Plants/R...

Delphinium
-Royal Horticultural Society (RHS)
**Hardcopy:
1996 Delphinium Register Cumulative Supplement 28pp
Containing names, origins and descriptions of all cultivars and cultivar-groups registered between 1970 and 31 October 1995. Subsequent annual supplements are published in the Yearbook of the Delphinium Society. http://www.rhs.org.uk/Plants/R...

Dianthus
-Royal Horticultural Society (RHS)
**Hardcopy and .pdf downloads:
.pdf 2011 27th Dianthus Supplement (356KB) 46pp £5
.pdf 2011 28th Dianthus Supplement (260KB) 34pp £5
.pdf 2010 26th Dianthus Supplement (459KB) 47pp £5
.pdf 2008 25th Dianthus Supplement (325KB) 60pp £5.00
.pdf 2007 24th Dianthus Supplement (321KB) 53pp £5.00
.pdf 2006 23rd Dianthus Supplement (147KB) 48pp £5.00
.pdf 2005 22nd Dianthus Supplement (60KB) 12pp £3.50
.pdf 2004 21st Dianthus Supplement (49KB) 8pp £2.75
.pdf 2003 20th Dianthus Supplement (58KB) 10pp £3.00
.pdf 2002 19th Dianthus Supplement (76KB) 12pp £3.00
2001 18th Dianthus Supplement 28pp £3.25
2000 17th Dianthus Supplement 24pp £2.75
1999 16th Dianthus Supplement 8pp £1.75
1998 14th Dianthus Supplement 24pp £2.50
1998 15th Dianthus Supplement 24pp £2.75
1996 13th Dianthus Supplement 12pp £1.75
1995 12th Dianthus Supplement 8pp £1.75
1994 11th Dianthus Supplement 10pp £1.75
1993 10th Dianthus Supplement 12pp £1.75
1992 9th Dianthus Supplement 11pp £1.75
1991 8th Dianthus Supplement 9pp £1.75
1990 7th Dianthus Supplement 20pp £1.75
1989 6th Dianthus Supplement 12pp £1.50
1988 5th Dianthus Supplement 10pp £1.00
1987 4th Dianthus Supplement 22pp £1.35
1986 3rd Dianthus Supplement 34pp £1.35
1985 2nd Dianthus Supplement 22pp £1.00
1984 1st Dianthus Supplement 16pp £0.90
1983 Dianthus Register, The International Second Edition 86pp
Containing names, classifications, origins and descriptions of all carnation and pink cultivars and cultivar-groups up to 31 December 1982. £8
http://www.rhs.org.uk/Plants/R...

Lilium
-Royal Horticultural Society (RHS)
**Hardcopy and .pdf downloads:
.pdf 2012 3rd Lily Supplement (759KB) 75pp £5
.pdf 2010 2nd Lily Supplement (706KB) 67pp £5
.pdf 2008 1st Lily Supplement (696KB) 68pp £5.00
2007 Lily Register and Checklist 948pp
The International Fourth Edition.Compiled by Victoria Matthews containing the descriptions, parentage, raisers and registrants, and awards for over 13,000 lily cultivars and species, up to 30 September 2005 £70.00
http://www.rhs.org.uk/Plants/R...

Narcissus
-Royal Horticultural Society (RHS)
**Online cultivar registry: http://apps.rhs.org.uk/horticu...
**Hardcopy and .pdf downloads:
.pdf 2012 4th Daffodil Supplement (499KB) 40pp £5
.pdf 2011 3rd Daffodil Supplement (688KB) 47pp £5
.pdf 2009 2nd Daffodil Supplement (604KB) 32pp £5
.pdf 2008 1st Daffodil Supplement (442KB) 32pp £5.00
2008 Daffodil Register and Classified List, The International
Compiled by Sally Kington. Lists more than 27,000 daffodils of garden origin up to June 2007, with classifications and colour codes, originators and registrants, dates, parentages and seedling numbers, descriptions, synonyms and awards. £40
http://www.rhs.org.uk/Plants/R...

Orchidaceae -grexes only; cultivar registration only for Pleione
-Royal Horticultural Society (RHS)
**Online cultivar registry: http://apps.rhs.org.uk/horticu...
**Hardcopy:
2005-2007 Addendum 904pp
This includes all hybrid generic names registered between 1 January 2005 and 31 December 2007 and includes parentage, names of registrant and originator and year of registration. £60
2002-2004 Addendum 984pp
This includes all hybrid generic names registered between 1 January 2002 and 31 December 2004 and includes parentage, names of registrant and originator and year of registration. £60
1999-2001 Addendum 832pp
This includes all hybrid generic names registered between 1 January 1999 and 31 December 2001 and includes parentage, names of registrant and originator and year of registration. £45
1996-1998 Addendum 824pp
This includes all hybrid generic names registered between 1 January 1996 and 31 December 1998 and includes parentage, names of registrant and originator and year of registration. £40
1993 Orchid Nomenclature and Registration 177pp
The Handbook on 4th Edition. The rules and procedures governing orchid hybrid nomenclature and registration, together with lists of natural and hybrid genera and horticulturally recommended species names. £4.95
1991-1995 Addendum 1110pp
This includes all hybrid grex names registered between 1 January 1991 and 31 December 1995 and includes parentage, names of registrant and originator and year of registration. £45
1986-1990. Addendum 779pp
This includes all hybrid grex names registered between 1 January 1986 and 31 December 1990 and includes parentage, names of registrant and originator and year of registration. £35
1981-1985 Addendum 802pp
This includes all hybrid grex names registered between 1 January 1981 and 31 December 1985 and includes parentage, names of registrant and originator and year of registration. £25
1976-1980 Addendum 567pp
This includes all hybrid grex names registered between 1 January 1976 and 31 December 1980 and includes parentage, names of registrant and originator and year of registration. (Low stocks) £10

Rhododendron
-Royal Horticultural Society (RHS)
**Hardcopy and .pdf downloads:
.pdf 2012 7th Rhododendron Supplement (474KB) 35pp £5
.pdf 2011 6th Rhododendron Supplement (645KB) 60pp £5
.pdf 2009 5th Rhododendron Supplement (421KB) 44pp £5
.pdf 2008 4th Rhododendron Supplement (287KB) 24pp £5
.pdf 2007 2nd Rhododendron Supplement (408KB) 52pp £5
.pdf 2007 3rd Rhododendron Supplement (362KB) 32pp £5
.pdf 2006 1st Rhododendron Supplement (428KB) 48pp £5
.pdf 2004 Cumulative List of Names for Supplements 1-3 (pdf only) (115KB) N/A
2004 The International Rhododendron Register and Checklist 2nd Edition 1544pp
Compiled by Dr Alan C. Leslie, International Rhododendron Registrar. The names of all rhododendron cultivars and Groups known to have been used up to 31 December 2002. £90
1998 Rhododendron Handbook, The 368pp
Last published in 1980, this new edition has been completely rewritten and contains descriptions of all species in general cultivation in Europe and the USA including the Vireya rhododendrons. £30
**"…it is intended that the data will be placed on the Society's website in due course. Annual hard copy supplements will continue to be issued." http://www.rhs.org.uk/Plants/R...

Coprosma, Hebe, Leptospermum, Phormium, Pittosporum
-Royal New Zealand Institute Of Horticulture, Inc.
**Hebe Hardcopy:
"International Register of Hebe Cultivars
This major work, prepared by Lawrie Metcalf over fifteen years and published by the RNZIH in 2001 provides an invaluable reference for all those interested in growing Hebe as garden plants, as well as those involved in correct naming of cultivars. It contains:
Names and descriptions of nearly 800 Hebe cultivars, including synonyms, incorrect and invalid names
Major sections on the taxonomy of Hebe prepared by Professor Philip Garnock-Jones and on the history of Hebe as a garden plant by Dr Peter Heenan
This 232-page book contains colour plates of a selection of Hebe cultivars and is attractively bound.
Available from the Royal New Zealand Institute of Horticulture and Touchwood Books.
Special offer for RNZIH members (20% discount) of $NZ48.00 plus p&p."
**Phormium Hardcopy:
Checklist of Phormium Cultivars
A comprehensive guide to, and description of flax cultivars, including those selected by Maori for cultural use.
Published by the RNZIH in 1991.
**Online listing of 254 Hebe cultivars: http://www.hebesoc.org/hebes_a...
**No information about Coprosma, Leptospermum or Pittosporum

Saxifraga
-Saxifrage Society
**Online taxonomic and cultivar registry: http://www.saxifraga.org/plant...

Curcuma
-Singapore Botanic Gardens
**Link goes to general info and registration form only. "The list of names and the details of cultivars already registered will be posted here on the Singapore Botanic Gardens website." They are not. http://curcuma.sbg.org.sg/

Gesneriaceae, excluding Saintpaulia
-The Gesneriad Society, Inc.
**Online cultivar registry: http://www.gesneriadsociety.or...

Ulmus
-The Morton Arboretum
**"The Arboretum also serves as the International Cultivar Registration Authority (ICRA) for elms. In this capacity, the Arboretum is developing a database of elm cultivars (cultivated varieties) that will be used to accept registrations for new cultivar names. This work complements the Arboretum's decades-long work in discovering and developing elms suitable for urban landscape settings."

Acer
-The National Arboretum Westonbirt
No information at all. Contact [email protected]

Lagerstroemia
-United States National Arboretum
No information at all. Contact [email protected]