Taxonomic Listing of genera and families with an ICRA
Alphabetical List: H


Reference under EGF refers to volume and page of the entry in the six-volume European Garden Flora
published by Cambridge University Press, UK (1984-2000)
Taxonomic List EGF ICRA
Haberlea Friv. 6:394 THE GESNERIAD SOCIETY, INC.
Habranthus Herb. 1:294 Currently no ICRA is available for this entry
Habropetalum Airy Shaw - INTERNATIONAL CARNIVOROUS PLANT SOCIETY (I.C.P.S.)
Haemanthus L. 1:313 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Haematoxylum L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Haemodorum Sm. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hagenia J. F. Gmel. 4:379 AMERICAN PUBLIC GARDENS ASSOCIATION
Hakea Schrad. 3:111 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Halesia J. Ellis ex L. 5:572 AMERICAN PUBLIC GARDENS ASSOCIATION
Halgania Gaudich. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Halimiocistus Janchen (Cistus L. × Halimium (Dunal) Spach) 5:267 AMERICAN PUBLIC GARDENS ASSOCIATION
Halimium (Dunal) Spach 5:266 AMERICAN PUBLIC GARDENS ASSOCIATION
Halimodendron Fisch. ex DC. 4:503 AMERICAN PUBLIC GARDENS ASSOCIATION
Halocarpus Quinn - ROYAL HORTICULTURAL SOCIETY (RHS) - CONIFERS
Haloragis J. R. Forst. & G. Forst. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Haloragodendron Orchard - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Halosarcia Paul G. Wilson - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Haloxylon Bunge - AMERICAN PUBLIC GARDENS ASSOCIATION
Hamamelis L. 4:168 ARBORETUM KALMTHOUT FOUNDATION
Hannafordia F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hannonia Braun-Blanq. & Maire - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hapaline Schott - INTERNATIONAL AROID SOCIETY (I.A.S.)
Haplostichanthus F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hardenbergia Benth. 4:498 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Harmsiodoxa O. E. Schulz - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Harpephyllum Bernh. ex O. Krauss 5:131 AMERICAN PUBLIC GARDENS ASSOCIATION
Harperia W. Fitzg. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Harpullia Roxb. - AMERICAN PUBLIC GARDENS ASSOCIATION
Harrimanella Coville - AMERICAN PUBLIC GARDENS ASSOCIATION
Harungana Lam. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hastingsia S. Watson - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Haworthia Duval - HAWORTHIA SOCIETY OF JAPAN
Haworthiopsis G.D. Rowley - HAWORTHIA SOCIETY OF JAPAN
Hawiopsis G.D. Rowley - HAWORTHIA SOCIETY OF JAPAN
Hebe (Comm. ex Juss) Benth. = Veronica L. sect. Hebe (Comm. ex Juss) Benth. 6:323 ROYAL NEW ZEALAND INSTITUTE OF HORTICULTURE, INC.
Hebejeebie Heads = Veronica L. sect. Hebe (Comm. ex Juss) Benth. 6:323 ROYAL NEW ZEALAND INSTITUTE OF HORTICULTURE, INC.
Hechcohnia G. H. Anderson ex J. R. Grant (Deuterocohnia Mez × Hechtia Klotzsch) - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hechtia Klotzsch - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hedera L. 5:375 AMERICAN IVY SOCIETY (A.I.S.)
Hedraianthera F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hedychium J. König 2:124 SOUTH CHINA BOTANICAL GARDENS, CHINESE ACADEMY OF SCIENCES
Hedysarum L. 4:512 AMERICAN PUBLIC GARDENS ASSOCIATION
Heimerliodendron Skottsb. = Pisonia L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Heimia Link 5:303 AMERICAN PUBLIC GARDENS ASSOCIATION
Heisteria Jacq. 3:118 AMERICAN PUBLIC GARDENS ASSOCIATION
Heliamphora Benth. 4:78 INTERNATIONAL CARNIVOROUS PLANT SOCIETY (I.C.P.S.)
×Heliapocryptus E. Meier (Aporocactus Lem. (=Disocactus Lindl.) × Heliocereus (A. Berger) Britton & Rose (=Disocactus Lindl.) × Cryptocereus Alexander (=Selenicereus (A. Berger) Britton & Rose)) = Disoselenicereus E. Meier - EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Helichrysum Mill. 6:560 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Helicia Lour. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Heliciopsis Sleumer - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Helicodiceros Schott - INTERNATIONAL AROID SOCIETY (I.A.S.)
Helicteres L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Heliocereus (A. Berger) Britton & Rose = Disocactus Lindl. 3:214 EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
×Heliochia Rowley (Heliocereus (A. Berger) Britton & Rose (=Disocactus Lindl.) × Nopalxochia Britton & Rose (=Disocactus Lindl.)) = Disocactus Lindl. - EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Heliohebe Garn.-Jones = Veronica L. sect. Hebe (Comm. ex Juss) Benth. - ROYAL NEW ZEALAND INSTITUTE OF HORTICULTURE, INC.
×Heliophyllum Rowley (Epiphyllum Haw. × Heliocereus (A. Berger) Britton & Rose (=Disocactus Lindl.)) = Disophyllum Johnson - EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Helipterum DC. ex Lindl. nom. illegit. = Syncarpha DC. - AMERICAN PUBLIC GARDENS ASSOCIATION
Helmholtzia F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Helwingia Willd. 5:366 AMERICAN PUBLIC GARDENS ASSOCIATION
Hemerocallidaceae (Liliaceae) R. Br. - AMERICAN HEMEROCALLIS SOCIETY
Hemerocallis L. 1:142 AMERICAN HEMEROCALLIS SOCIETY
Hemiandra R. Br. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hemiarrhena Benth. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hemiboea C. B. Clarke - THE GESNERIAD SOCIETY, INC.
Hemiboeopsis W. T. Wang - THE GESNERIAD SOCIETY, INC.
Hemichroa R. Br. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hemigenia R. Br. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hemiphora (F. Muell.) F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hemiptelea Planch. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hensmania W. Fitzg. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hepatica Mill. 3:357 no ICRA at present
Heppiella Regel - THE GESNERIAD SOCIETY, INC.
Heptacodium Rehder 6:452 AMERICAN PUBLIC GARDENS ASSOCIATION
Heptapleurum Gaertn. = Schefflera J. R. Forst. & G. Forst. - AMERICAN PUBLIC GARDENS ASSOCIATION
Herbertia Sweet 1:360 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Heritiera Aiton - AMERICAN PUBLIC GARDENS ASSOCIATION
Hermannia L. 5:234 AMERICAN PUBLIC GARDENS ASSOCIATION
Hermodactylus Mill. 1:355 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hertia Less. = Othonna L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hesperaloe Engelm. 1:276 AMERICAN PUBLIC GARDENS ASSOCIATION
Hesperantha Ker Gawl. 1:378 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hesperocallis A. Gray - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Heterachne Benth. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Heteroaridarum M. Hotta - INTERNATIONAL AROID SOCIETY (I.A.S.)
Heteromeles M. Roem. = Photinia Lindl. 4:426 AMERICAN PUBLIC GARDENS ASSOCIATION
Heteropsis Kunth - INTERNATIONAL AROID SOCIETY (I.A.S.)
Heterozostera (Setch.) Hartog. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hexachlamys O. Berg - AMERICAN PUBLIC GARDENS ASSOCIATION
Hexacyrtis Dinter - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hexaspora C. T. White - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hexatheca C. B. Clarke - THE GESNERIAD SOCIETY, INC.
Hibanobambusa I. Maruyama & H. Okamura Hickelia A. Camus Himalayacalamus Keng f. - INTERNATIONAL CULTIVAR REGISTRATION CENTER FOR BAMBOOS (POACEAE, TRIBE BAMBUSEAE)
Hibbertia Andrews 4:15 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hibiscus L. , excluding H. rosa-sinensis L. 5:224 AMERICAN PUBLIC GARDENS ASSOCIATION
Hibiscus rosa-sinensis L. - INTERNATIONAL HIBISCUS SOCIETY
Hicksbeachia F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hildegardia Schott & Endl. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hippeastrelia anon. (Hippeastrum Herb. × Sprekelia Heist.) - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hippeastrum Herb. 1:297 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hippophae L. 5:244 AMERICAN PUBLIC GARDENS ASSOCIATION
Hitchcockella A. Camus - INTERNATIONAL CULTIVAR REGISTRATION CENTER FOR BAMBOOS (POACEAE, TRIBE BAMBUSEAE)
Hodgkinsonia F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hodgsoniola F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hohenbergia Schult. f. - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hohenbergiopsis L. B. Sm. & Read - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hohenelia D. Butcher (Hohenbergia Schult. & Schult. f. × Quesnelia Gaudich.) - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hohenmea Sousa, Silva & Sousa (Hohenbergia Schult. & Schult. f. × Aechmea Ruiz & Pav.) - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hohentea D. A. Beadle (Hohenbergia Schult. & Schult. f. × Portea K. Koch) - BROMELIAD SOCIETY INTERNATIONAL (B.S.I)
Hoheria A. Cunn. 5:220 AMERICAN PUBLIC GARDENS ASSOCIATION
Holboellia Wall. 3:397 AMERICAN PUBLIC GARDENS ASSOCIATION
Hollandaea F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Holochlamys Engl. - INTERNATIONAL AROID SOCIETY (I.A.S.)
Holodiscus (K. Koch) Maxim. 4:343 AMERICAN PUBLIC GARDENS ASSOCIATION
Homalocalyx F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Homalocladium (F. Muell.) L. H. Bailey 3:129 AMERICAN PUBLIC GARDENS ASSOCIATION
Homalomena Schott 2:90 INTERNATIONAL AROID SOCIETY (I.A.S.)
Homalosciadium Domin - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Homalospermum Schauer - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Homeria Vent. - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Homolocladium (F. Muell.) L. H. Bailey - AMERICAN PUBLIC GARDENS ASSOCIATION
Homopholis C. E. Hubb. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Homoranthus A. Cunn. ex Schauer - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hopea Roxb. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hopkinsia W. Fitzg. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hosta Tratt. 1:134 AMERICAN HOSTA SOCIETY
Hostaceae (Liliaceae) B. Mathew - AMERICAN HOSTA SOCIETY
Hottarum Bogner & Nicolson - INTERNATIONAL AROID SOCIETY (I.A.S.)
Hovanella A. Weber & B. L. Burtt = Streptocarpus Lindl. - THE GESNERIAD SOCIETY, INC.
Hovea R. Br. 4:529 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hovenia Thunb. 5:189 AMERICAN PUBLIC GARDENS ASSOCIATION
Howittia F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hoya R. Br. - CONROY, RACHEL COLETTE
Hudsonia L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Huodendron Rehder - AMERICAN PUBLIC GARDENS ASSOCIATION
Huxleya Ewart - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hyacinthaceae Batsch ex Borchk. - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hyacinthella Schur 1:223 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hyacinthoides Heist. ex Fabr. 1:214 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hyacinthus L. 1:221 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hydatella Diels - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hydnocarpus Gaertn. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hydrangea L. 4:308 AMERICAN PUBLIC GARDENS ASSOCIATION
Hydriastele H. Wendl. & Drude - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hydrostemma Wall. = Barclaya Wall. - INTERNATIONAL WATERLILY AND WATER GARDENING SOCIETY (I.W.G.S.) - NYMPHAEACEAE
Hylandia Airy Shaw - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hylocereeae (Britton & Rose) F. Buxbaum - EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Hylocereus (A. Berger) Britton & Rose 3:212 EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Hylophyllum Heath (Epiphyllum Haw. × Hylocereus (A. Berger) Britton & Rose) - EPIPHYLLUM SOCIETY OF AMERICA (ESA) - Cactaceae Juss. Tribe Hylocereeae
Hymenaea L. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hymenanthera R. Br. = Melicytus J. R. Forst. & G. Forst. - AMERICAN PUBLIC GARDENS ASSOCIATION
Hymenocallis Salisb. 1:323 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hymenosporum R. Br. ex F. Muell. 4:321 AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hypelate P. Browne - AMERICAN PUBLIC GARDENS ASSOCIATION
Hypericum L. 4:44 AMERICAN PUBLIC GARDENS ASSOCIATION
Hypocalymma (Endl.) Endl. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hypocalyptus Thunb. 4:531 AMERICAN PUBLIC GARDENS ASSOCIATION
Hypolaena R. Br. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)
Hypoxidaceae (Liliaceae) R. Br. - ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hypoxis L. 1:327 ROYAL GENERAL BULBGROWERS' ASSOCIATION (K.A.V.B.)
Hypsophila F. Muell. - AUSTRALIAN CULTIVAR REGISTRATION AUTHORITY (ACRA)

International Society for Horticultural Science - www.ishs.org
(c) ISHS. All rights reserved.