| List No | Species/Variety | Coll No | (Collector if no collection number)/Description/Location Collected |
| 21109 | Abies koreana | | (Alastair Stevenson) |
| 22063 | Abies koreana | | (Caerhays Castle Gardens) |
| 21057 | Abies procera argentea (OP) | | (Svein Erik Tønnesen) |
| 22064 | Acanthopanax aff. sessiliflorus | | (Caerhays Castle Gardens) |
| 21106 | Acer capillipes | | (Alastair Stevenson) |
| 20100 | Acer carpinifolium | | (Alastair Stevenson) |
| 18020 | Acer ginnala | | (Alastair Stevenson) |
| 20099 | Acer griseum | | (Alastair Stevenson) |
| 21161 | Acer griseum | | (Peter Furneaux) |
| 21128 | Acer henryi | | (Mrs S. McQuire, Deer Dell) |
| 20135 | Acer japonicum 'Aconitifolium' | | (Elizabeth O'Neill) |
| 21058 | Acer japonicum 'Aconitifolium' | | (Svein Erik Tønnesen) |
| 21129 | Acer micranthum | | (Mrs S. McQuire, Deer Dell) |
| 21108 | Acer rufinerve | | (Alastair Stevenson) |
| 21029 | Acer wilsonii (ex wild collected from Leigongshan, Guizhou 1130-1525m) | | (Arboretum Wespelaar) From plants raised from collection by Hinkley, Johnson & McMahon, SD 12755 |
| 20151 | Aconitum napellus | | (Elizabeth O'Neill) |
| 20140 | Actea racemosa | | (Elizabeth O'Neill) |
| 18004 | Aesculus californica | | (Jane Anderson) |
| 20104 | Aesculus pavia var. splendens | | (John Marston) |
| 20139 | Agapanthus (white/pale to dark blue) | | (Elizabeth O'Neill) |
| 20158 | Alonsoa meridionalis | | (Elizabeth O'Neill) |
| 21079 | Alstroemeria psittacina | | (Elizabeth O'Neill) |
| 19064 | Ampelopsis brevipedunculata (ex wc Sichuan) | | (Erland Ejder) |
| 20150 | Anemone apennina var. albiflora | | (Elizabeth O'Neill) |
| 21103 | Anemone leveillei | | (Erhard Moser) |
| 18076 | Arisaema candidissimum | | (Robert Wallace) |
| 17096 | Aronia arbutifolia | | (Alastair Stevenson) |
| 20155 | Arthropodium cirratum | | (Elizabeth O'Neill) |
| 21099 | Aruncus aethusifolius | | (Erhard Moser) |
| 21132 | Atherosperma moschata | | (Achamore Gardens, Isle of Gigha) |
| 21121 | Athrotaxis laxifolia | | (Roderick White) |
| 21093 | Begonia grandis ssp. holostyla 'Nanjiang Silver' | | (Jim Stephens) |
| 21094 | Begonia luxurians | | (Jim Stephens) |
| 21095 | Begonia torsa | | (Jim Stephens) |
| 19067 | Berberis amurensis var. latifolia | | (Sally Hayward) ex Savill Gardens |
| 17047 | Betula albosinensis | | (Barry Starling) |
| 21059 | Betula albosinensis 'Fascination' (OP) | | (Svein Erik Tønnesen) |
| 19024 | Betula papyrifera | | (Barry Starling) |
| 21162 | Bomeria caldasii | | (Peter Furneaux) |
| 21080 | Calceolaria mexicana | | (Elizabeth O'Neill) |
| 22032 | Camellia bailingshanica | | (Tom Hudson) |
| 22094 | Camellia chekiangoleosa | | (Maurice Foster) |
| 22027 | Camellia forrestii | | (Tom Hudson) |
| 22095 | Camellia henryana | | (Maurice Foster) |
| 21097 | Camellia japonica 'Admiral Spry' | | (Jim Stephens) |
| 22060 | Camellia japonica 'Alba Simplex' | | (Caroline Bell) |
| 22021 | Camellia japonica 'Scented Red' | | (Nicola Manisty) |
| 22059 | Camellia japonica 'Scented Red' | | (Caroline Bell) |
| 22025 | Camellia japonica 'Merry Christmas' | | (Jim Stephens) |
| 22028 | Camellia oleifera | | (Tom Hudson) |
| 22048 | Camellia oleifera | | (Camellia Forest Nursery) |
| 22049 | Camellia oleifera (ex plant raised from 2118 Lu Shan, Jiangxi) | | (Tom Hudson) |
| 20107 | Camellia parvilimba | | (Richard Baines) |
| 22096 | Camellia pitardii | | (Maurice Foster) |
| 22029 | Camellia reticulata (collected as xylocarpa) | | (Tom Hudson) |
| 22058 | Camellia reticulata (Wild Form ex Marwood Hill) | | (Caroline Bell) |
| 21173 | Camellia reticulata hybrid | | (Caroline Bell) |
| 22002 | Camellia rosthorniana 'Elina' (syn 'Cupido') | | (Peter Furneaux) |
| 20147 | Camellia sp? | | (Elizabeth O'Neill) |
| 22097 | Camellia trichocarpa | | (Maurice Foster) |
| 22030 | Camellia wardii | | (Tom Hudson) |
| 22057 | Camellia x williamsii 'Mary Jobson' | | (Caroline Bell) |
| 22031 | Camellia yunnanensis | | (Tom Hudson) |
| 22098 | Camellia yunnanensis | | (Maurice Foster) |
| 22026 | Camellia 'Lasca Beauty' | | (Jim Stephens) |
| 20138 | Cardiocrinum giganteum | | (Elizabeth O'Neill) |
| 22062 | Carpenteria californica 'Elizabeth' | | (Caroline Bell) |
| 21030 | Carpinus laxiflora (ex wild collected from Cheju Du, Mt. Hallasan, South Korea) | | (Arboretum Wespelaar) From trees raised from wild collection in South Korea by Piet de Jong |
| 20148 | Cautleya spicata | | (Elizabeth O'Neill) |
| 22056 | Clerodendrum trichotomum var. fargesii | | (Caroline Bell) |
| 21120 | Clethra acuminata | | (Roderick White) |
| 17062 | Clethra arborea | | (Barry Starling) |
| 17063 | Clethra barbinervis | | (Barry Starling) |
| 22045 | Clethra sp. (from an as yet unidentified Clethra rediscovered in the garden) | | (Achamore Gardens, Isle of Gigha) |
| 17083 | Codonopsis forrestii | | (Russell Beeson) |
| 22003 | Colletia ulicina | | (Peter Furneaux) |
| 18005 | Colutea arborescens | | (Jane Anderson) |
| 20129 | Colutea x media | | (Caroline Bell) |
| 21071 | Cornus capitata | | (Dick Fulcher) |
| 21145 | Cornus capitata | | (Grace Morris) |
| 22023 | Cornus capitata | | (Ted Brabin) |
| 21144 | Cornus kousa | | (Grace Morris) |
| 18015 | Cornus kousa var. chinensis | | Michael Roberts |
| 21137 | Cornus mas | | (Achamore Gardens, Isle of Gigha) |
| 19068 | Cotoneaster conspicuus Sherriff 1330 | | (Sally Hayward) ex Savill Gardens |
| 21139 | Cotoneaster cooperi var. microcarpa | | (Achamore Gardens, Isle of Gigha) |
| 21138 | Cotoneaster henryanus | | (Achamore Gardens, Isle of Gigha) |
| 22065 | Cotoneaster hualiensis | | (Caerhays Castle Gardens) |
| 22066 | Cotoneaster moupinensis ex BWJ8167 | | (Caerhays Castle Gardens) |
| 21017 | Crataegus aprica | | (Caerhays Castle Gardens) |
| 17026 | Crinodendron patagua | | (Brian Holt) |
| 20146 | Dactylicapnos (Dicentra) scandens | | (Elizabeth O'Neill) |
| 21096 | Dactylicapnos torulosa | | (Jim Stephens) |
| 20122 | Davidia involucrata var. vilmoriniana | | (Nigel Edwards) |
| 20106 | Decaisnea fargesii | | (Richard Baines) |
| 20176 | Decaisnea fargesii | | (Svein Erik Tonnesen) |
| 20143 | Dierama igneum | | (Elizabeth O'Neill) |
| 20142 | Dierama pulcherrimum | | (Elizabeth O'Neill) |
| 19127 | Digitalis (Isoplexis) canariensis | | (Russell Beeson) |
| 21142 | Digitalis lutea | | (Achamore Gardens, Isle of Gigha) |
| 21022 | Dipteronia sinensis | | (Caerhays Castle Gardens) |
| 21081 | Doronicum sp ? | | (Elizabeth O'Neill) |
| 21133 | Drimys lanceolota | | (Achamore Gardens, Isle of Gigha) |
| 20097 | Drimys winteri | | (Alastair Stevenson) |
| 22044 | Drimys winteri | | (Achamore Gardens, Isle of Gigha) |
| 19126 | Echium wildpretii | | (Russell Beeson) |
| 21020 | Ehretia dicksonii | | (Caerhays Castle Gardens) |
| 21060 | Eleutherococcus cf. sessiflorus (OP) | | (Svein Erik Tønnesen) |
| 21136 | Embothrium coccineum | | (Achamore Gardens, Isle of Gigha) |
| 21061 | Enkianthus campanulatus (OP) | | (Svein Erik Tønnesen) |
| 21062 | Enkianthus campanulatus 'Venus' (OP) | | (Svein Erik Tønnesen) |
| 21124 | Enkianthus cernuus var. rubens | | (Roderick White) |
| 17041 | Enkianthus deflexus | | (Barry Starling) |
| 21163 | Enkianthus pauciflorus | | (Barry Starling) |
| 22047 | Enkianthus sp. | | (Achamore Gardens, Isle of Gigha) |
| 19107 | Enkianthus species (previously listed as Elliottia racemosa in error) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 21130 | Enkianthus subsessilis | | (Mrs S. McQuire, Deer Dell) |
| 21153 | Entelea arborescens (half-hardy, Malvaceae, New Zealand) | | (Russell Beeson) |
| 19069 | Eryngium giganteum | | (Sally Hayward) ex Savill Gardens |
| 21164 | Erythronium revolutum 'God's Valley' | | (Barry Starling) |
| 18007 | Euonymus grandiflorus f. salicifolius | | (Jane Anderson) |
| 20105 | Euonymus hamiltonianus ssp. sieboldianus | | (Richard Baines) |
| 21063 | Euonymus planipes (OP) | | (Svein Erik Tønnesen) |
| 21122 | Gaultheria antipoda | | (Roderick White) |
| 19147 | Gaultheria cuneata | | (Tony Schilling) |
| 20145 | Gentiana asclepiadea | | (Elizabeth O'Neill) |
| 20149 | Hedychium densiflorum | | (Elizabeth O'Neill) |
| 18008 | Hedychium flavescens | | (Jane Anderson) |
| 22051 | Hibiscus syriacus 'Oiseau Bleu' | | (Caroline Bell) |
| 22053 | Hibiscus syriacus 'Pinky Spot' | | (Caroline Bell) |
| 22052 | Hibiscus syriacus 'Shinteyang' | | (Caroline Bell) |
| 22050 | Hibiscus syriacus 'Ultramarine' | | (Caroline Bell) |
| 20160 | Hoheria angustifolia | | (Elizabeth O'Neill) |
| 20102 | Hoheria populnea | | (John Marston) |
| 20156 | Holboellia latifolia | | (Elizabeth O'Neill) |
| 17075 | Hosta sieboldiana 'Frances Williams' (OP) | | (Erhard Moser) |
| 22046 | Idesia polycarpa | | (Achamore Gardens, Isle of Gigha) |
| 20003 | Ilex aquifolium 'Bacciflava' | | (Caerhays Castle Gardens) |
| 20178 | Ilex aquifolium 'Bacciflava' | | (Svein Erik Tonnesen) |
| 19070 | Ilex dimorphylla ex FMIL95016 | | (Sally Hayward) ex Savill Gardens |
| 19071 | Ilex fargesii | | (Sally Hayward) ex Savill Gardens |
| 22067 | Illicium anisatum | | (Caerhays Castle Gardens) |
| 21006 | Kalopanax septemloba | | (Caerhays Castle Gardens) |
| 22068 | Kalopanax septemlobus var. maximowiczii | | (Caerhays Castle Gardens) |
| 20153 | Kirengeshoma palmata | | (Elizabeth O'Neill) |
| 19027 | Larix griffithii | | (Barry Starling) |
| 19028 | Larix kongboensis | | (Barry Starling) |
| 17046 | Larix potaninii | | (Barry Starling) |
| 19029 | Leucothoe keiskei | | (Barry Starling) |
| 21078 | Lilium formosanum | | (Elizabeth O'Neill) |
| 21077 | Lilium mackliniae | | (Elizabeth O'Neill) |
| 21091 | Lonicera subaequalis | | (Sally Hayward) |
| 20134 | Luculia gratissima ex ACVG5622 (Isolated plant) | | (Pam Hayward) |
| 20157 | Lychnis armoraria | | (Elizabeth O'Neill) |
| 17066 | Lyonia villosa | | (Barry Starling) |
| 22069 | Magnolia 'Asian Artistry' | | (Caerhays Castle Gardens) |
| 21036 | Magnolia biondii | | (Caroline Bell) |
| 22022 | Magnolia campbelli ssp. mollicomata | | (Ted Brabin) |
| 22070 | Magnolia cylindrica from NA 60704 SAS S CW China | | (Caerhays Castle Gardens) |
| 22071 | Magnolia doltsopa | | (Caerhays Castle Gardens) |
| 22072 | Magnolia doltsopa 'Silver Cloud' (or 'Silver Cloud' x doltsopa (nearby)) | | (Caerhays Castle Gardens) |
| 22073 | Magnolia globosa | | (Caerhays Castle Gardens) |
| 20074 | Magnolia grandiflora | | (Roderick White) |
| 22001 | Magnolia laevifolia | | (Peter Furneaux) |
| 21111 | Magnolia loebneri 'Merrill' (OP) | | (Nigel Edwards) |
| 22074 | Magnolia obovata 'Pink Flush' | | (Caerhays Castle Gardens) |
| 22086 | Magnolia 'Paul Cook' | | (Pam Hayward) |
| 21105 | Magnolia rostrata (OP) | | (Sue Thornley) |
| 21143 | Magnolia rostrata (OP) | | (Grace Morris) |
| 22075 | Magnolia sieboldii | | (Caerhays Castle Gardens) |
| 21056 | Magnolia sieboldii (OP) | | (Svein Erik Tønnesen) |
| 21002 | Magnolia sieboldii 'Pride of Norway' | | (Caerhays Castle Gardens) |
| 22076 | Magnolia virginiana | | (Caerhays Castle Gardens) |
| 22024 | Magnolia wilsonii | | (Brian Rayment) |
| 21004 | Magnolia x soulangeana 'Pickard's Sundew' | | (Caerhays Castle Gardens) |
| 22054 | Magnolia 'Yellow Lantern' | | (Caroline Bell) |
| 19073 | Malus 'Indian Magic' | | (Sally Hayward) |
| 17038 | Meconopis paniculata | | (Barry Starling) |
| 19074 | Melicytus crassifolius | | (Sally Hayward) |
| 21135 | Metrosideros excelsa | | (Achamore Gardens, Isle of Gigha) |
| 17076 | Meum athamanticum | | (Erhard Moser) |
| 21082 | Morina longifolia | | (Elizabeth O'Neill) |
| 21151 | Musschia aurea | | (Russell Beeson) |
| 21152 | Musschia wollastonii | | (Russell Beeson) |
| 21076 | Myrrhis odorata | | (Elizabeth O'Neill) |
| 21172 | Paeonia delavayi | | (Caroline Bell) |
| 22061 | Paeonia delavayi x lutea | | (Caroline Bell) |
| 21033 | Paeonia hybrid (delavayi x suffruticosa) ex Kelways | | (Caroline Bell) |
| 21032 | Paeonia ludlowii | | (Caroline Bell) |
| 22020 | Paeonia ostii | | (Nicola Manisty) |
| 21083 | Papaver atlanticum 'Flore Pleno' | | (Elizabeth O'Neill) |
| 20144 | Papaver rupifragum | | (Elizabeth O'Neill) |
| 22055 | Paulownia tomentosa | | (Caroline Bell) |
| 17091 | Philadelphus delavayi var. calvescens | | (Peter Furneaux) |
| 17065 | Phyllodoce aleutica x caerulea | | (Barry Starling) |
| 17064 | Phyllodoce empetriformis | | (Barry Starling) |
| 21123 | Phyllodoce nipponica | | (Roderick White) |
| 21064 | Picea breweriana (OP) | | (Svein Erik Tønnesen) |
| 21065 | Picea koraiensis (OP) | | (Svein Erik Tønnesen) |
| 18023 | Pinus radiata | | (Alastair Stevenson) |
| 18012 | Piptanthus nepalensis | | (Jane Anderson) |
| 20008 | Platycarya strobilacea | | (Caerhays Castle Gardens) |
| 21019 | Podocarpus matudae | | (Caerhays Castle Gardens) |
| 19038 | Poliothyrsis sinensis | | (Frederick Bertin) |
| 21075 | Primula japonica 'Miller's Crimson' | | (Dick Fulcher) |
| 22042 | Primula prolifera | | (Achamore Gardens, Isle of Gigha) |
| 21131 | Primula pulverulenta | | (Achamore Gardens, Isle of Gigha) |
| 22043 | Primula wilsonii (original plants from SRS seed ex 2021) | | (Achamore Gardens, Isle of Gigha) |
| 20136 | Pterostyrax hispida | | (Elizabeth O'Neill) |
| 21025 | Pterostyrax hispida | | (Pam Hayward) |
| 21066 | Pterostyrax hispida (OP) | | (Svein Erik Tønnesen) |
| 21015 | Pterostyrax psilophyllus var. leveillei | | (Caerhays Castle Gardens) |
| 20075 | R. aberconwayi (OP) | | (Roderick White) |
| 22019 | R. aganniphum (Selfed) | | (Svein Erik Tonnesen) |
| 21147 | R. agyrophyllum ssp. hypoglaucum | | (Minterne Garden) |
| 19077 | R. albrechtii (Laycock) x sibling (HP/CP) | | (John Weagle) |
| 19110 | R. albrechtii (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 19159 | R. albrechtii (OP) | | (Barry Starling) |
| 19091 | R. amagianum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 17049 | R. ambiguum (OP) | | (Barry Starling) |
| 20017 | R. araiophyllum ex F27775 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21168 | R. arboreum ssp. cinnamomeum (OP) | | (Barry Starling) |
| 22033 | R. arboreum ssp. cinnamomeum var. roseum (OP) | | (Achamore Gardens, Isle of Gigha) |
| 19093 | R. argyrophyllum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20076 | R. argyrophyllum ssp. hypoglaucum (OP) | | (Roderick White) |
| 21024 | R. arizelum | | (Caerhays Castle Gardens) |
| 22039 | R. arizelum (green throated form) (OP) | | (Achamore Gardens, Isle of Gigha) |
| 19010 | R. arizelum (OP) | | (Barry Starling) |
| 20018 | R. arizelum ex F25627 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20019 | R. asterochnoum ex AC5090 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 17048 | R. aureum (OP) | | (Barry Starling) |
| 19011 | R. auritum (OP) | | (Barry Starling) |
| 19120 | R. auritum (OP) | | (Russell Beeson) |
| 20090 | R. auritum ex Muncaster (OP) | | (Russell Beeson) |
| 19049 | R. austrinum (isolated plant ex Georgia) | | (Erhard Moser) |
| 19121 | R. baihuaense ex JN11050 (HP Selfed) | | (Russell Beeson) |
| 21038 | R. barbatum (OP) | | (Svein Erik Tønnesen) |
| 19094 | R. barbatum (OP) (from Hooker plant) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20020 | R. barbatum ex Hooker plant (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21039 | R. basilicum (OP) | | (Svein Erik Tønnesen) |
| 22010 | R. beesianum (Selfed) | | (Svein Erik Tonnesen) |
| 22091 | R. benhallii 'Plum Drops' (Menziesia ciliicalyx 'Plum Drops') (OP) | | (Pam Hayward) |
| 19047 | R. boothii 'Tagen's Gold' | | (Peter Shotter) |
| 21149 | R. brachyanthum ssp. hypolepidotum | | (Minterne Garden) |
| 19048 | R. brachycarpum (Dwarf form) (HP) | | (Erhard Moser) |
| 19012 | R. bureavii (OP) | | (Barry Starling) |
| 19122 | R. calophytum (OP) | | (Russell Beeson) |
| 20163 | R. calophytum (OP) | | (Svein Erik Tonnesen) |
| 22040 | R. calophytum seedling ex Strone (OP) | | (Achamore Gardens, Isle of Gigha) |
| 21040 | R. calophytum var. openshawianum HP-Selfed | | (Svein Erik Tønnesen) |
| 21102 | R. calostrotum ssp. keleticum | | (Erhard Moser) |
| 20164 | R. calostrotum ssp. keleticum (Compact form) (OP) | | (Svein Erik Tonnesen) |
| 20021 | R. campanulatum (white) ex SS&W9106 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20165 | R. campylocarpum (OP) | | (Svein Erik Tonnesen) |
| 19111 | R. campylocarpum ssp. caloxanthum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20022 | R. campylocarpum ssp. caloxanthum ex Farrer 937 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20166 | R. campylogynum var. myrtilloides (OP) | | (Svein Erik Tonnesen) |
| 17077 | R. camtschaticum (OP) | | (Russell Beeson) |
| 20167 | R. camtschaticum (OP) | | (Svein Erik Tonnesen) |
| 21041 | R. camtschaticum (OP) | | (Svein Erik Tønnesen) |
| 20119 | R. camtschaticum (purple flower) (OP) | | (John Weagle) |
| 20110 | R. camtschaticum (white flower) (OP) | | (John Weagle) |
| 19095 | R. canadense (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20112 | R. canadense ex Prospect Bay N.S. (OP) (Very good compact form) | | (John Weagle) |
| 20023 | R. canescens (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20113 | R. carolinianum ex Chamagne garden (Soft pink, compact) (HP) | | (John Weagle) |
| 20114 | R. carolinianum ex Hopgood garden (Dark pink, compact) (HP) | | (John Weagle) |
| 20024 | R. catacosmum ex F21727 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19013 | R. cephalanthum (OP) | | (Barry Starling) |
| 20094 | R. chrysodoron ex KW20878 (thought to be a natural hybrid) (OP) | | (Russell Beeson) |
| 20025 | R. cinnabarinum ssp. tamaense ex KW21003 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20168 | R. cinnabarinum ssp. xanthocodon (OP) | | (Svein Erik Tonnesen) |
| 21042 | R. coeloneuron (OP) | | (Svein Erik Tønnesen) |
| 20026 | R. coeloneuron ex AC1174 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19096 | R. concinnum Pseudoyanthinum Group (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 17050 | R. concinnum 'Tower Court Form' (OP) | | (Barry Starling) |
| 22041 | R. concinnum var. pseudoyanthinum (OP) | | (Achamore Gardens, Isle of Gigha) |
| 22012 | R. coriaceum (Selfed) | | (Svein Erik Tonnesen) |
| 21072 | R. dalhousiae ex TDA | | (Dick Fulcher) |
| 19006 | R. dalhousiae var. rhabdotum (OP) | | (Ted Brabin) |
| 19035 | R. dauricum 'Ruth Wainwright' (OP) | | |
| 20115 | R. dauricum var. album (Best form the donor has seen; good upright stiff habit, vigorous very large white handsome flowers) (OP but likely selfed) | | (John Weagle) |
| 20027 | R. davidii ex EN4213 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22004 | R. decorum (OP) | | (Tim Atkinson) |
| 22005 | R. decorum ex ACSN5993 (OP) | | (Tim Atkinson) |
| 21043 | R. decorum ssp. cordatum (CP) (Selfed) | | (Svein Erik Tønnesen) |
| 19123 | R. decorum ssp. cordatum ex CH7132 (OP) | | (Russell Beeson) |
| 17052 | R. decorum ssp. diaprepes (OP) | | (Barry Starling) |
| 17051 | R. degronianum ssp. heptamerum var. brevifolium (OP) | | (Barry Starling) |
| 21044 | R. degronianum ssp. yakushimanum (OP) | | (Svein Erik Tønnesen) |
| 21045 | R. denudatum (OP) | | (Svein Erik Tønnesen) |
| 20028 | R. diphrocalyx ex F15665 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 17069 | R. eclecteum (yellow) (Selfed) | | (Erhard Moser) |
| 22015 | R. edgeworthii (Selfed) | | (Svein Erik Tonnesen) |
| 22013 | R. elegantulum (Selfed) | | (Svein Erik Tonnesen) |
| 21023 | R. excellens ex AC5615 | | (Caerhays Castle Gardens) |
| 22014 | R. facetum (Selfed) | | (Svein Erik Tonnesen) |
| 22034 | R. falconeri (OP) | | (Achamore Gardens, Isle of Gigha) |
| 22037 | R. falconeri ssp falconeri (OP) | | (Achamore Gardens, Isle of Gigha) |
| 20092 | R. formosum v. formosum (OP) | | (Russell Beeson) |
| 17053 | R. fortunei (OP) | | (Barry Starling) |
| 21101 | R. fortunei (OP) | | (Erhard Moser) |
| 20029 | R. fortunei ssp. discolor ex Houlstonii Group 'John R. Elcock' (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20130 | R. fortunei ssp. discolor Houlstonii Group (OP) | | (Peter Furneaux) |
| 20030 | R. fulgens (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21046 | R. fulvum (OP) | | (Svein Erik Tønnesen) |
| 18031 | R. galactinum (OP) | | (Erhard Moser) |
| 19115 | R. genestierianum (OP) | | (Russell Beeson) ex Abbotsbury Sub-tropical Gardens |
| 21159 | R. glanduliferum (OP) | | (Peter Furneaux) |
| 21115 | R. glanduliferum C & H 7131 (OP) | | (Roderick White) |
| 20031 | R. glanduliferum ex AC2020 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22006 | R. grande (OP) | | (Tim Atkinson) |
| 17054 | R. griersonianum (OP) | | (Barry Starling) |
| 21169 | R. griffithianum (OP) | | (Barry Starling) |
| 19144 | R. griffithianum ex AC5397 (HP) | | (Pam Hayward) |
| 20169 | R. haematodes (OP) | | (Svein Erik Tonnesen) |
| 21146 | R. hanceanum | | (Minterne Garden) |
| 21154 | R. hanceanum 'Canton Consul' OP (previously submitted as Nanum Group) | | (Russell Beeson) |
| 20095 | R. hanceanum Nanum Group (OP) | | (Russell Beeson) |
| 21047 | R. heliolepis var. heliolepis (OP) | | (Svein Erik Tønnesen) |
| 19097 | R. hemitrichotum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20077 | R. huianum (OP) | | (Roderick White) |
| 20034 | R. huianum ex C&H7073 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19098 | R. hunnewellianum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 17042 | R. hybrid 'Spring Morning' hybrids (Menziesia) | | (Barry Starling) |
| 18046 | R. hybrid (‘Dexter’s Pink’ X ‘Glory’ x yuefengense) (HP) | | (Peter Norris) |
| 18049 | R. hybrid (‘Janet Blair’ X yuefengense x ‘Sally Fuller’) (HP) | | (Peter Norris) |
| 18044 | R. hybrid (‘Midsummer’ x red maximum X yuefengense) (HP) | | (Peter Norris) |
| 18048 | R. hybrid (‘Peggy’s Freckle’ X yuefengense x ‘Sally Fuller’) (HP) | | (Peter Norris) |
| 18045 | R. hybrid (‘Sagamore Bayside’ X yuefengense x ‘Sally Fuller’) (HP) | | (Peter Norris) |
| 18047 | R. hybrid (‘Scintillation’ x hemsleyanum) X (yuefengense x ‘Sally Fuller’) (HP) | | (Peter Norris) |
| 21085 | R. hybrid (augustinii JN11013 x augustinii 'Electra') (HP) | | (Sture Bengtsson) |
| 18030 | R. hybrid (aureum x forrestii (orange dwarf)) | | (Erhard Moser) |
| 17094 | R. hybrid (brachycarpum 'Roseum Pink' x didymum X yuefengense) (HP) | | (John Weagle) |
| 17093 | R. hybrid (brachycarpum 'Roseum Pink' x yuefengense) (HP) | | (John Weagle) |
| 19078 | R. hybrid (brachycarpum 'Tony Law' x fictolacteum X platypodum (Larsen)) | | (John Weagle) |
| 19079 | R. hybrid (brachycarpum 'Tony Law' x fictolacteum X strigillosum (Briggs)[Anitras]) | | (John Weagle) |
| 18018 | R. hybrid (brachycarpum 'Tony Law' x rex ssp. fictolacteum (ex Sinclair) X R. brachycarpum Tigerstedtii x macabeanum (Earl of Stair)) (CP) | | (John Weagle) |
| 17079 | R. hybrid (excellens x megacalyx) (OP) | | (Russell Beeson) |
| 17070 | R. hybrid (forrestii x aureum) (orange/red) | | (Erhard Moser) |
| 17056 | R. hybrid (griffithianum x brachycarpum var. tigerstedtii) (HP) | | (Barry Starling) |
| 19080 | R. hybrid (kaempferi f. latisepalum (HP) x sibling) | | (John Weagle) |
| 19081 | R. hybrid (makinoi (Tysk) x makinoi (Kew) X sibling) | | (John Weagle) |
| 18050 | R. hybrid (Peach on Northerly Path X yuefengense x ‘Sally Fuller’) (HP) | | (Peter Norris) Peach on Northerly Path is a Dexter Hybrid from the Heritage Plantation on Cape Cod, MA. Collected and preserved by the 'Sandwich Club' dedicated to the preservation of the Dexter rhododendrons |
| 18051 | R. hybrid (Peach on Northerly Path x yuefengense) (HP) | | (Peter Norris) Peach on Northerly Path is a Dexter Hybrid from the Heritage Plantation on Cape Cod, MA. Collected and preserved by the 'Sandwich Club' dedicated to the preservation of the Dexter rhododendrons |
| 19082 | R. hybrid ('Sundust' x 'Flautando') | | (John Weagle) |
| 19083 | R. hybrid ('Sundust' x insigne (Windsor)) | | (John Weagle) |
| 21090 | R. hybrid (yakushimanum x rex) (HP) | | (Sture Bengtsson) |
| 17074 | R. hybrid (yakushimanum x smirnowii) | | (Erhard Moser) |
| 21086 | R. hybrid [(catawbiense grandiflora x bureavii) x rex] (CP) | | (Sture Bengtsson) |
| 21087 | R. hybrid [(Norph x fortunei) x (yak x catawbiense album) (HP) | | (Sture Bengtsson) (Norph is a hybrid of Nancy Evans x (Virginia Richards x Lackamas Spice)) |
| 21088 | R. hybrid [(Norph x fortunei) x decorum (white)] (HP) | | (Sture Bengtsson) (Norph is a hybrid of Nancy Evans x (Virginia Richards x Lackamas Spice)) |
| 21089 | R. hybrid [(orbiculare x yuefengense) x williamsianum] (HP) | | (Sture Bengtsson) |
| 22088 | R. hybrid 'Anne Callingham' (OP) (Strong red deciduous azalea) | | (Pam Hayward) |
| 19141 | R. hybrid 'Anne Teese' (OP) | | (Pam Hayward) |
| 20111 | R. hybrid 'Charme-La' (carolinianum x pemakoense Patulum Group) This is a good seed parent and has successfully been crossed with cinnabarinum and Concatenans by Jens Birck; it passed along the pollen parent’s colour. (OP) | | (John Weagle) |
| 21148 | R. hybrid 'Colonel Rodgers' | | (Minterne Garden) |
| 19139 | R. hybrid 'Else Frye' (OP) | | (Pam Hayward) |
| 19140 | R. hybrid 'Exbury Cornish Cross' (OP but isolated) | | (Pam Hayward) |
| 19161 | R. hybrid 'Lamellen' OP | | (Pam Hayward) |
| 21112 | R. hybrid liliiflorum x polyandrum Gigha form (HP) | | (Cameron Fleming) |
| 20132 | R. hybrid 'Lincil' (OP) | | (Pam Hayward) |
| 22092 | R. hybrid Loderi Group 'Gamechick' (OP) | | (Pam Hayward) |
| 20035 | R. hybrid 'Rosevallon' (neriiflorum hybrid) (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21114 | R. hybrid 'Strawberrry Cream' x 'Conroy' seedling (HP) | | (Cameron Fleming) |
| 21113 | R. hybrid 'Strawberry Cream' x cinnabarinum (ex Jens Nielsen wc - orange flowered) (HP) | | (Cameron Fleming) |
| 21026 | R. hybrid 'Teddy Bear' (OP) | | (Pam Hayward) |
| 19099 | R. hyperythrum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 22007 | R. insigne (HP) | | (Tim Atkinson) |
| 20036 | R. irroratum ex AC1225 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20037 | R. irroratum ssp. pogonostylum ex Borde Hill (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20038 | R. irroratum ssp. yiliangense ex AC1175 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20039 | R. johnstoneanum ex KW7732 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20096 | R. kawakamii (OP) | | (Russell Beeson) |
| 22087 | R. kawakamii (OP) | | (Pam Hayward) |
| 19018 | R. keiskei var. ozawae 'Yaku Fairy' (OP) | | (Barry Starling) |
| 20040 | R. kendrickii ex KW11378 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22089 | R. 'Knaphill White' (OP) (Deciduous azalea) | | (Pam Hayward) |
| 20041 | R. kwangfuense ex AC4271 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20042 | R. kwangfuense ex AC4278 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20043 | R. lacteum ex Tower Court Form (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20044 | R. lanatoides ex KR6385 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20078 | R. latoucheae ex TJH2242 (OP) | | (Roderick White) |
| 20093 | R. leptocladon ex Glendoick (OP) | | (Russell Beeson) |
| 20045 | R. leptothrium (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20116 | R. leucaspis (Selfed) | | (John Weagle) |
| 20046 | R. lukiangense ex AC1852 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19019 | R. luteiflorum (OP) | | (Barry Starling) |
| 19125 | R. luteiflorum (OP) | | (Russell Beeson) |
| 21048 | R. luteum (OP) | | (Svein Erik Tønnesen) |
| 21049 | R. luteum (Orange form) (OP) | | (Svein Erik Tønnesen) |
| 20047 | R. maculiferum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21073 | R. maddenii ssp. crassum (OP) | | (Dick Fulcher) |
| 19143 | R. maddenii ssp. crassum, hardy, free-flowering form (HP) | | (Pam Hayward) |
| 20048 | R. makinoi (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20049 | R. mallotum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21050 | R. maoerense (OP) | | (Svein Erik Tønnesen) |
| 20050 | R. maoerense ex AC4207 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19109 | R. mariesii (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20171 | R. maximum (OP) | | (Svein Erik Tonnesen) |
| 20051 | R. meddianum var. atrokermesinum ex F26495 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21027 | R. metternichii (OP) | | (Pam Hayward) |
| 20079 | R. micranthum (OP) | | (Roderick White) |
| 19051 | R. minus Carolinianum Group (OP) | | (Erhard Moser) |
| 21158 | R. molle ssp. japonicum (OP) | | (Geoff White) Garden collected from an open-pollinated pinkish flowered plant sourced from the Royal Botanic Garden Edinburgh who grew it from wild collected seed supplied to them by the Kanagawa Botanic Garden, Tokyo.
|
| 21157 | R. montroseanum OP | | (Sir Harold Hillier Gardens) |
| 19100 | R. morii (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20010 | R. moulmainense (OP) | | (Caerhays Castle Gardens) |
| 20080 | R. moulmainense (OP) | | (Roderick White) |
| 18067 | R. mucronulatum | | (Chollipo Arboretum) |
| 21166 | R. mucronulatum (Cornell Pink x Woodland Pink) (OP) | | (Barry Starling) |
| 19102 | R. mucronulatum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 17092 | R. mucronulatum ('Woodland Pink' x 'Cornell Pink') (OP) | | (John Weagle) |
| 19034 | R. mucronulatum 'Cheju' (OP) | | |
| 19033 | R. mucronulatum 'Cornell Pink' (OP) | | |
| 18032 | R. mucronulatum ex Korea | | (Erhard Moser) |
| 20117 | R. mucronulatum var. chejuense (comes about 30% true) (OP) | | (John Weagle) |
| 17095 | R. mucronulatum var. taquettii (syn var. chejuense) (OP) | | (John Weagle) |
| 20118 | R. mucronulatum 'Woodland Pink' x 'Cornell's Pink' (comes about 30% true - a hand-pollinated cross by Les Hancock of Woodland Nurseries in the 1970s. A good clear pink) (OP) | | (John Weagle) |
| 22090 | R. multiflorum (Menziesia multiflora) (Glaucous form) (OP) | | (Pam Hayward) |
| 21150 | R. neriiflorum ssp. phaedropum (Tawny Orange form) | | (Minterne Garden) |
| 20052 | R. neriiflorum ssp. phaedropum ex KW6854 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20053 | R. neriiflorum var. appropinquans (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19020 | R. nipponicum (OP) | | (Barry Starling) |
| 19021 | R. niveum (OP) | | (Barry Starling) |
| 17082 | R. nuttallii (HP) | | (Russell Beeson) |
| 22036 | R. nuttallii (OP) | | (Achamore Gardens, Isle of Gigha) |
| 18078 | R. occidentale | | (Mike McCullough) California |
| 21051 | R. ochraceum (OP) | | (Svein Erik Tønnesen) |
| 18033 | R. oligocarpum (OP) | | (Erhard Moser) |
| 20054 | R. onii ex KR7345 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19022 | R. oreotrephes (OP) | | (Barry Starling) |
| 20081 | R. ovatum (Best form) (OP) | | (Roderick White) |
| 21117 | R. ovatum (OP) | | (Roderick White) |
| 20082 | R. ovatum (Second best form) | | (Roderick White) |
| 18034 | R. pachysanthum (CP) | | (Erhard Moser) |
| 17071 | R. pachysanthum (OP but isolated) | | (Erhard Moser) |
| 20055 | R. pachysanthum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20056 | R. pachytrichum var. monosematum ex CNW952 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19023 | R. pemakoense (OP) | | (Barry Starling) |
| 19103 | R. pentaphyllum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20057 | R. pentaphyllum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22018 | R. phaeochrysum var. agglutinatum (Selfed) | | (Svein Erik Tonnesen) |
| 22093 | R. polytrichum (HP) ex JN12380 | | (Russell Beeson) |
| 20058 | R. praestans (as coryphaeum) (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19113 | R. prinophyllum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20059 | R. protistum var. giganteum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22038 | R. protistum var. giganteum KW21602 (OP but extremely early flowering, nothing else in flower at the same time). | | (Achamore Gardens, Isle of Gigha) |
| 17058 | R. pseudochrysanthum (OP) | | (Barry Starling) |
| 19015 | R. pumilum (OP) | | (Barry Starling) |
| 21167 | R. pumilum Dwarf Form (OP) | | (Barry Starling) |
| 21052 | R. qiaojiaense (OP) | | (Svein Erik Tønnesen) |
| 21074 | R. qiaojiaense ex NN903 (OP) | | (Dick Fulcher) |
| 20060 | R. quinquefolium (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21126 | R. quinquefolium (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20162 | R. racemosum (OP) | | (Svein Erik Tonnesen) |
| 20061 | R. ramsdenianum ex KW6284 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19112 | R. reticulatum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 21155 | R. rigidum ex ACSN5925 OP | | (Russell Beeson) |
| 20062 | R. ririei ex W1808 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 20083 | R. roxieanum var. parvum (OP) | | (Roderick White) |
| 21118 | R. roxieanum var. parvum (OP) | | (Roderick White) |
| 20063 | R. rude ex LS&T6569 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22016 | R. rupicola var. chryseum (Selfed) | | (Svein Erik Tonnesen) |
| 20089 | R. scabrifolium var. pauciflorum (OP) | | (Sir Harold Hillier Gardens) |
| 20084 | R. scabrifolium var. spiciferum (OP) | | (Roderick White) |
| 19016 | R. schlippenbachii (OP) | | (Barry Starling) |
| 21053 | R. schlippenbachii (OP) | | (Svein Erik Tønnesen) |
| 17035 | R. schlippenbachii 'Album' (OP) | | (Barry Starling) |
| 20131 | R. searsiae (OP) | | (Peter Furneaux) |
| 17090 | R. selense (OP) | | (Peter Furneaux) |
| 20064 | R. semnoides ex F25639 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 19118 | R. serotinum (OP) | | (Russell Beeson) ex Abbotsbury Sub-tropical Gardens |
| 21165 | R. serotinum (OP) | | (Barry Starling) |
| 20065 | R. sidereum ex F20838 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 17089 | R. siderophyllum (OP) | | (Peter Furneaux) |
| 20066 | R. sinofalconeri (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21054 | R. sinofalconeri (OP) | | (Svein Erik Tønnesen) |
| 21160 | R. sinofalconeri (OP) | | (Peter Furneaux) |
| 19119 | R. sinogrande (OP) | | (Russell Beeson) ex Abbotsbury Sub-tropical Gardens |
| 22035 | R. sinogrande (OP) | | (Achamore Gardens, Isle of Gigha) |
| 19050 | R. smirnowii (OP) | | (Erhard Moser) |
| 20173 | R. souliei (OP) | | (Svein Erik Tonnesen) |
| 21055 | R. spinuliferum (OP) | | (Svein Erik Tønnesen) |
| 20067 | R. sutchuenense ex 'Seventh Heaven' W1232 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21092 | R. taggianum (OP) | | (Ted Brabin) |
| 20068 | R. taiwanalpinum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 21127 | R. taiwanalpinum (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22017 | R. taliense (Selfed) | | (Svein Erik Tonnesen) |
| 18068 | R. tamurae | | (Chollipo Arboretum) |
| 21116 | R. tanastylum var. pennivenium (OP) | | (Roderick White) |
| 19114 | R. tashiroi (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 19017 | R. tephropeplum (OP) | | (Barry Starling) |
| 19105 | R. thayerianum (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20085 | R. thayerianum (OP) | | (Roderick White) |
| 20174 | R. thomsonii (OP) | | (Svein Erik Tonnesen) |
| 22009 | R. tomentosum (Selfed) | | (Svein Erik Tonnesen) |
| 20069 | R. traillianum var. dictyotum ex AC4101 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 17060 | R. tricanthum (OP) | | (Barry Starling) |
| 20175 | R. triflorum (OP) | | (Svein Erik Tonnesen) |
| 19007 | R. valentinianum (OP) | | (Ted Brabin) |
| 19106 | R. vaseyi (OP) | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20120 | R. vaseyi (white flower) (Selfed) | | (John Weagle) |
| 20161 | R. veitchianum Cubitii Group (OP) | | (Peter Furneaux) |
| 19142 | R. veitchianum Cubittii Group 'Ashcombe' (OP but isolated) | | (Pam Hayward) |
| 20070 | R. vernicosum f. euanthum ex AC2015 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22008 | R. vernicosum (Selfed) | | (Svein Erik Tonnesen) |
| 20086 | R. vesiculiferum ex KW9485 (OP) | | (Roderick White) |
| 21125 | R. vesiculiferum ex KW9485 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 18035 | R. wadanum (CP) | | (Erhard Moser) |
| 22011 | R. wardii (Selfed) | | (Svein Erik Tonnesen) |
| 20071 | R. watsonii ex W1872 (OP) | | (Mrs S. McQuire, Deer Dell) |
| 18069 | R. weyrichii | | (Chollipo Arboretum) |
| 20087 | R. williamsianum (OP) | | (Roderick White) |
| 19160 | R. x pallescens (Natural hybrid: racemosum x davidsonianum) (HP) | | (Erhard Moser) |
| 17072 | R. x planetum (Probably a hybrid of decorum) (OP) | | (Erhard Moser) |
| 21100 | R. yakushimanum 'Edelweiss' (OP) | | (Erhard Moser) |
| 20088 | R. yuefengense (OP) | | (Roderick White) |
| 17061 | R. yunnanense (OP) | | (Barry Starling) |
| 21156 | R. yunnanense, white, ex Cox SBEC, OP | | (Russell Beeson) |
| 20072 | R. ziyuanense (OP) | | (Mrs S. McQuire, Deer Dell) |
| 22077 | Rehderodendron macrocarpum | | (Caerhays Castle Gardens) |
| 21119 | Rhodotypos scandens | | (Roderick White) |
| 18014 | Rosa moyesii 'Highdownensis' | | (Jane Anderson) |
| 18013 | Rosa moyesii var. fargesii | | (Jane Anderson) |
| 17024 | Rudbeckia 'Prairie Gold' (OP) | | (Brian Holt) |
| 20154 | Salvia patens | | (Elizabeth O'Neill) |
| 21067 | Sciadopitys verticillata (OP) | | (Svein Erik Tønnesen) |
| 21104 | Selinum wallichianum | | (Erhard Moser) |
| 21068 | Sequiadendron giganteum (OP) | | (Svein Erik Tønnesen) |
| 21084 | Silene armeria | | (Elizabeth O'Neill) |
| 21171 | Skimmia anquetilia | | (Barry Starling) |
| 20152 | Solanum laciniatum | | (Elizabeth O'Neill) |
| 21069 | Sorbus cashmiriana (OP) | | (Svein Erik Tønnesen) |
| 19075 | Sorbus commixta var. rufoferruginea BSWJ6078 | | (Sally Hayward) ex Sandling Park |
| 21070 | Sorbus frutescens (OP) | | (Svein Erik Tønnesen) |
| 21018 | Sorbus hupehensis | | (Caerhays Castle Gardens) |
| 22078 | Sorbus japonica BSWJ1048 | | (Caerhays Castle Gardens) |
| 21170 | Sorbus poteriifolia (as S. pygmaea) | | (Barry Starling) |
| 19065 | Sorbus tenuis (Ex Harry Smith collection) | | (Erland Ejder) Apomictic shrub with large white fruits tinged rose pink. |
| 21140 | Sorbus vilmorinii | | (Achamore Gardens, Isle of Gigha) |
| 22079 | Sorbus wilsoniana | | (Caerhays Castle Gardens) |
| 17102 | Staphylea bumalda | | (Maurice Foster) |
| 22080 | Staphylea colchica | | (Caerhays Castle Gardens) |
| 22081 | Staphylea pinnata | | (Caerhays Castle Gardens) |
| 19134 | Stewartia gemmata (ex Norfields and not like S. sinensis) | | (Pam Hayward) |
| 19041 | Stewartia malacodendron | | (Hale Booth) |
| 19135 | Stewartia monadelpha | | (Pam Hayward) |
| 18075 | Stewartia ovata | | (Hale Booth) Rabun County, Georgia. |
| 20108 | Stranvaesia davidiana | | (Richard Baines) |
| 21098 | Stylophorum sutchuenense | | (Erhard Moser) |
| 21009 | Styrax faberi | | (Caerhays Castle Gardens) |
| 21012 | Styrax formosanus var. formosanus | | (Caerhays Castle Gardens) |
| 21014 | Styrax formosanus var. haytiana | | (Caerhays Castle Gardens) |
| 22082 | Styrax hemsleyanum | | (Caerhays Castle Gardens) |
| 22083 | Styrax hookeri | | (Caerhays Castle Gardens) |
| 19149 | Styrax japonicus | | (Grace Morris) Garden collected from a tree grown from a 1988 collection in China. |
| 20014 | Styrax japonicus 'Emerald Pagoda' | | (Caerhays Castle Gardens) |
| 19150 | Styrax japonicus 'Pink Chimes' | | (Grace Morris) |
| 20015 | Styrax japonicus 'Sohuksan' | | (Caerhays Castle Gardens) |
| 20016 | Styrax obassia | | (Caerhays Castle Gardens) |
| 18017 | Styrax sp. | | Michael Roberts |
| 21011 | Styrax wilsonii | | (Caerhays Castle Gardens) |
| 21013 | Styrax wuyuanensis | | (Caerhays Castle Gardens) |
| 20179 | Syneilesis palmata | | (Svein Erik Tonnesen) |
| 20141 | Tigidia pavonia | | (Elizabeth O'Neill) |
| 22084 | Tilia tomentosa 'Petiolaris' | | (Caerhays Castle Gardens) |
| 22085 | Torreya nucifera | | (Caerhays Castle Gardens) |
| 17067 | Trillium kurabayashii | | (Barry Starling) |
| 19108 | Tripetaleia (Elliottia) bracteata | | (Russell Beeson) ex Sir Harold Hillier Gardens |
| 20103 | Tripterygium regelii | | (John Marston) |
| 17040 | Vaccinium arctostaphylos | | (Barry Starling) |
| 19030 | Vaccinium cylindricum | | (Barry Starling) |
| 19146 | Vaccinium delavayi | | (Tony Schilling) |
| 19145 | Vaccinium glaucoalbum (ex Schilling 2881) | | (Tony Schilling) |
| 17039 | Vaccinium padifolium | | (Barry Starling) |
| 19138 | Vaccinium 'Spring Surprise' | | (Pam Hayward) |
| 19076 | Xanthoxylum armatum HG60 | | (Sally Hayward) ex Savill Gardens |
