| Deutzia ×candelabrum (Lemoine) Rehder | | a | | Deutzia candelabrum (Lemoine) Rehder | | 13691 | |
| Deutzia ×candelabrum (Lemoine) Rehder var. fastuosa (Lemoine) Rehder | Deutzia ×candelabrum (Lemoine) Rehder | | i | Deutzia candelabrum (Lemoine) Rehder var.fastuosa (Lemoine) Rehder | Deutzia candelabrum (Lemoine) Rehder | 13692 | 13691 |
| Deutzia ×candida (Lemoine) Rehder | | a | | Deutzia candida (Lemoine) Rehder | | 13693 | |
| Deutzia ×carnea (Lemoine) Rehder | | a | | Deutzia carnea (Lemoine) Rehder | | 13694 | |
| Deutzia ×carnea (Lemoine) Rehder var. lactea (Lemoine) Rehder | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia carnea (Lemoine) Rehder var.lactea (Lemoine) Rehder | Deutzia carnea (Lemoine) Rehder | 13695 | 13694 |
| Deutzia ×carnea (Lemoine) Rehder var. stellata (Lemoine) Rehder | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia carnea (Lemoine) Rehder var.stellata (Lemoine) Rehder | Deutzia carnea (Lemoine) Rehder | 13696 | 13694 |
| Deutzia compacta Craib | | a | | Deutzia compacta Craib | | 13697 | |
| Deutzia coreana H. Lév. | | a | | Deutzia coreana H. Lév. | | 13698 | |
| Deutzia corymbiflora Lemoine | Deutzia setchuenensis Franch. var. corymbiflora (Lemoine) Rehder | | | Deutzia corymbiflora Lemoine | Deutzia setchuenensis Franch. var.corymbiflora (Lemoine) Rehder | 13699 | 13770 |
| Deutzia corymbosa R. Br. ex G. Don | | a | | Deutzia corymbosa R. Br. ex G. Don | | 13700 | |
| Deutzia crenata Siebold & Zucc. | | a | | Deutzia crenata Siebold & Zucc. | | 13701 | |
| Deutzia crenata Siebold & Zucc. var. erecta Lemoine | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia crenata Siebold & Zucc. var.erecta Lemoine | Deutzia magnifica (Lemoine) Rehder | 13702 | 13741 |
| Deutzia crenata Siebold & Zucc. var. formosa Lemoine | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia crenata Siebold & Zucc. var.formosa Lemoine | Deutzia magnifica (Lemoine) Rehder | 13703 | 13741 |
| Deutzia crenata Siebold & Zucc. var. latiflora Lemoine | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia crenata Siebold & Zucc. var.latiflora Lemoine | Deutzia magnifica (Lemoine) Rehder | 13704 | 13741 |
| Deutzia crenata Siebold & Zucc. var. magnifica Lemoine | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia crenata Siebold & Zucc. var.magnifica Lemoine | Deutzia magnifica (Lemoine) Rehder | 13705 | 13741 |
| Deutzia crenata Siebold & Zucc. var. superba Lemoine | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia crenata Siebold & Zucc. var.superba Lemoine | Deutzia magnifica (Lemoine) Rehder | 13706 | 13741 |
| Deutzia crenata Siebold & Zucc. var. taiwanensis Maxim. | Deutzia taiwanensis (Maxim.) C. K. Schneid. | | i | Deutzia crenata Siebold & Zucc. var.taiwanensis Maxim. | Deutzia taiwanensis (Maxim.) C. K. Schneid. | 13707 | 13773 |
| Deutzia crenata Siebold & Zucc. var. watereri Lemoine | Deutzia crenata Siebold & Zucc. | | i | Deutzia crenata Siebold & Zucc. var.watereri Lemoine | Deutzia crenata Siebold & Zucc. | 13708 | 13701 |
| Deutzia discolor Hemsl. | | a | | Deutzia discolor Hemsl. | | 13709 | |
| Deutzia discolor Hemsl. var. carnea Lemoine | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia discolor Hemsl. var.carnea Lemoine | Deutzia carnea (Lemoine) Rehder | 13710 | 13694 |
| Deutzia discolor Hemsl. var. elegantissima Lemoine | Deutzia ×elegantissima (Lemoine) Rehder | | i | Deutzia discolor Hemsl. var.elegantissima Lemoine | Deutzia elegantissima (Lemoine) Rehder | 13711 | 13718 |
| Deutzia discolor Hemsl. f. major (J. H. Veitch) Rehder | Deutzia discolor Hemsl. | | i | Deutzia discolor Hemsl. f. major (J. H. Veitch) Rehder | Deutzia discolor Hemsl. | 13712 | 13709 |
| Deutzia discolor Hemsl. var. grandiflora Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia discolor Hemsl. var.grandiflora Lemoine | Deutzia rosea (Lemoine) Rehder | 13714 | 13756 |
| Deutzia discolor Hemsl. var. purpurascens Franch. ex L. Henry | Deutzia purpurascens (Franch. ex L. Henry) Rehder | | i | Deutzia discolor Hemsl. var.purpurascens Franch. ex L. Henry | Deutzia purpurascens (Franch. ex L. Henry) Rehder | 13716 | 13754 |
| Deutzia discolor Hemsl. var. stellata Lemoine | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia discolor Hemsl. var.stellata Lemoine | Deutzia carnea (Lemoine) Rehder | 13717 | 13694 |
| Deutzia ×elegantissima (Lemoine) Rehder | | a | | Deutzia elegantissima (Lemoine) Rehder | | 13718 | |
| Deutzia glabrata Kom. | | a | | Deutzia glabrata Kom. | | 13719 | |
| Deutzia globosa Duthie | Deutzia discolor Hemsl. | | | Deutzia globosa Duthie | Deutzia discolor Hemsl. | 13720 | 13709 |
| Deutzia glomeruliflora Franch. | | a | | Deutzia glomeruliflora Franch. | | 13721 | |
| Deutzia gracilis Siebold & Zucc. f. aurea Schelle ex C. K. Schneid. | Deutzia gracilis Siebold & Zucc. | | i | Deutzia gracilis Siebold & Zucc. f. aurea Schelle ex C. K. Schneid. | Deutzia gracilis Siebold & Zucc. | 13723 | 311390 |
| Deutzia gracilis Siebold & Zucc. var. campanulata Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.campanulata Lemoine | Deutzia rosea (Lemoine) Rehder | 13724 | 13756 |
| Deutzia gracilis Siebold & Zucc. var. eximia Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.eximia Lemoine | Deutzia rosea (Lemoine) Rehder | 13727 | 13756 |
| Deutzia gracilis Siebold & Zucc. var. fastuosa Lemoine | Deutzia ×candelabrum (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.fastuosa Lemoine | Deutzia candelabrum (Lemoine) Rehder | 13728 | 13691 |
| Deutzia gracilis Siebold & Zucc. var. multiflora Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.multiflora Lemoine | Deutzia rosea (Lemoine) Rehder | 13729 | 13756 |
| Deutzia gracilis Siebold & Zucc. var. rosea Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.rosea Lemoine | Deutzia rosea (Lemoine) Rehder | 13730 | 13756 |
| Deutzia gracilis Siebold & Zucc. var. venusta Lemoine | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.venusta Lemoine | Deutzia rosea (Lemoine) Rehder | 13731 | 13756 |
| Deutzia grandiflora Bunge | | a | | Deutzia grandiflora Bunge | | 13732 | |
| Deutzia ×hybrida Lemoine | | a | | Deutzia hybrida Lemoine | | 13733 | |
| Deutzia hypoglauca Rehder | Deutzia rubens Rehder | | | Deutzia hypoglauca Rehder | Deutzia rubens Rehder | 13734 | 403029 |
| Deutzia hypoleuca Maxim. | Deutzia maximowicziana Makino | | | Deutzia hypoleuca Maxim. | Deutzia maximowicziana Makino | 13735 | 403031 |
| Deutzia ×kalmiiflora Lemoine | | a | | Deutzia kalmiiflora Lemoine | | 13736 | |
| Deutzia ×lemoinei Lemoine ex Bois | | a | | Deutzia lemoinei Lemoine ex Bois | | 13737 | |
| Deutzia ×lemoinei Lemoine ex Bois var. compacta Lemoine | Deutzia ×lemoinei Lemoine ex Bois | | i | Deutzia lemoinei Lemoine ex Bois var.compacta Lemoine | Deutzia lemoinei Lemoine ex Bois | 13738 | 13737 |
| Deutzia longifolia Franch. | | a | | Deutzia longifolia Franch. | | 13739 | |
| Deutzia longifolia Franch. var. veitchii (J. H. Veitch) Rehder | Deutzia longifolia Franch. | | i | Deutzia longifolia Franch. var.veitchii (J. H. Veitch) Rehder | Deutzia longifolia Franch. | 13740 | 13739 |
| Deutzia ×magnifica (Lemoine) Rehder | | a | | Deutzia magnifica (Lemoine) Rehder | | 13741 | |
| Deutzia ×magnifica (Lemoine) Rehder var. erecta (Lemoine) Rehder | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia magnifica (Lemoine) Rehder var.erecta (Lemoine) Rehder | Deutzia magnifica (Lemoine) Rehder | 13742 | 13741 |
| Deutzia ×magnifica (Lemoine) Rehder var. formosa (Lemoine) Rehder | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia magnifica (Lemoine) Rehder var.formosa (Lemoine) Rehder | Deutzia magnifica (Lemoine) Rehder | 13743 | 13741 |
| Deutzia ×magnifica (Lemoine) Rehder var. latiflora (Lemoine) Rehder | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia magnifica (Lemoine) Rehder var.latiflora (Lemoine) Rehder | Deutzia magnifica (Lemoine) Rehder | 13744 | 13741 |
| Deutzia ×magnifica (Lemoine) Rehder var. superba (Lemoine) Rehder | Deutzia ×magnifica (Lemoine) Rehder | | i | Deutzia magnifica (Lemoine) Rehder var.superba (Lemoine) Rehder | Deutzia magnifica (Lemoine) Rehder | 13745 | 13741 |
| Deutzia ×maliflora Rehder | | a | | Deutzia maliflora Rehder | | 13746 | |
| Deutzia mollis Duthie | | a | | Deutzia mollis Duthie | | 13747 | |
| Deutzia monbeigii W. W. Sm. | | a | | Deutzia monbeigii W. W. Sm. | | 13748 | |
| Deutzia ×myriantha Lemoine | | a | | Deutzia myriantha Lemoine | | 13749 | |
| Deutzia ningpoensis Rehder | | a | | Deutzia ningpoensis Rehder | | 13750 | |
| Deutzia parviflora Bunge | | a | | Deutzia parviflora Bunge | | 13751 | |
| Deutzia pilosa Rehder | | a | | Deutzia pilosa Rehder | | 13752 | |
| Deutzia pulchra S. Vidal | | a | | Deutzia pulchra S. Vidal | | 13753 | |
| Deutzia purpurascens (Franch. ex L. Henry) Rehder | | a | | Deutzia purpurascens (Franch. ex L. Henry) Rehder | | 13754 | |
| Deutzia reflexa Duthie | Deutzia discolor Hemsl. | | | Deutzia reflexa Duthie | Deutzia discolor Hemsl. | 13755 | 13709 |
| Deutzia ×rosea (Lemoine) Rehder | | a | | Deutzia rosea (Lemoine) Rehder | | 13756 | |
| Deutzia ×rosea (Lemoine) Rehder var. campanulata (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.campanulata (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13757 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. carminea (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.carminea (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13758 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. eximia (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.eximia (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13759 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder f. floribunda (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder f. floribunda (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13760 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. grandiflora (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.grandiflora (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13761 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. multiflora (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.multiflora (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13762 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. venusta (Lemoine) Rehder | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.venusta (Lemoine) Rehder | Deutzia rosea (Lemoine) Rehder | 13763 | 13756 |
| Deutzia scabra Thunb. | | a | | Deutzia scabra Thunb. | | 13764 | |
| Deutzia scabra Thunb. var. watereri (Lemoine) Rehder | Deutzia crenata Siebold & Zucc. | | i | Deutzia scabra Thunb. var.watereri (Lemoine) Rehder | Deutzia crenata Siebold & Zucc. | 13766 | 13701 |
| Deutzia schneideriana Rehder | | a | | Deutzia schneideriana Rehder | | 13767 | |
| Deutzia schneideriana Rehder var. laxiflora Rehder | Deutzia schneideriana Rehder | | i | Deutzia schneideriana Rehder var.laxiflora Rehder | Deutzia schneideriana Rehder | 13768 | 13767 |
| Deutzia setchuenensis Franch. | | a | | Deutzia setchuenensis Franch. | | 13769 | |
| Deutzia setchuenensis Franch. var. corymbiflora (Lemoine) Rehder | | a | i | Deutzia setchuenensis Franch. var.corymbiflora (Lemoine) Rehder | | 13770 | |
| Deutzia sieboldiana Maxim. | Deutzia scabra Thunb. | | | Deutzia sieboldiana Maxim. | Deutzia scabra Thunb. | 13771 | 13764 |
| Deutzia sieboldiana Maxim. var. dippeliana C. K. Schneid. | Deutzia scabra Thunb. | | i | Deutzia sieboldiana Maxim. var.dippeliana C. K. Schneid. | Deutzia scabra Thunb. | 13772 | 13764 |
| Deutzia taiwanensis (Maxim.) C. K. Schneid. | | a | | Deutzia taiwanensis (Maxim.) C. K. Schneid. | | 13773 | |
| Deutzia veitchii J. H. Veitch | Deutzia longifolia Franch. | | | Deutzia veitchii J. H. Veitch | Deutzia longifolia Franch. | 13774 | 13739 |
| Deutzia uniflora Shirai | | a | | Deutzia uniflora Shirai | | 13775 | |
| Deutzia vilmoriniae Lemoine | Deutzia discolor Hemsl. | | | Deutzia vilmoriniae Lemoine | Deutzia discolor Hemsl. | 13776 | 13709 |
| Deutzia ×wilsonii Duthie | | a | | Deutzia wilsonii Duthie | | 13777 | |
| Deutzia gracilis Siebold & Zucc. | | a | | Deutzia gracilis Siebold & Zucc. | | 311390 | |
| Deutzia chunii Hu | Deutzia ningpoensis Rehder | | | Deutzia chunii Hu | Deutzia ningpoensis Rehder | 315849 | 13750 |
| Deutzia hamata Koehne ex Gilg & Loes. | | a | | Deutzia hamata Koehne ex Gilg & Loes. | | 402683 | |
| Deutzia prunifolia Rehder | Deutzia hamata Koehne ex Gilg & Loes. | | | Deutzia prunifolia Rehder | Deutzia hamata Koehne ex Gilg & Loes. | 402684 | 402683 |
| Deutzia spp. | | a | | Deutzia spp. | | 402685 | |
| Deutzia gracilis Siebold & Zucc. var. candelabra Lemoine | Deutzia ×candelabrum (Lemoine) Rehder | | i | Deutzia gracilis Siebold & Zucc. var.candelabra Lemoine | Deutzia candelabrum (Lemoine) Rehder | 403028 | 13691 |
| Deutzia rubens Rehder | | a | | Deutzia rubens Rehder | | 403029 | |
| Deutzia maximowicziana Makino | | a | | Deutzia maximowicziana Makino | | 403031 | |
| Deutzia parviflora Bunge var. parviflora | | a | i | Deutzia parviflora Bunge var.parviflora | | 403032 | |
| Deutzia parviflora Bunge var. amurensis Regel | | a | i | Deutzia parviflora Bunge var.amurensis Regel | | 403033 | |
| Deutzia amurensis (Regel) Airy Shaw | Deutzia parviflora Bunge var. amurensis Regel | | | Deutzia amurensis (Regel) Airy Shaw | Deutzia parviflora Bunge var.amurensis Regel | 403034 | 403033 |
| Deutzia setchuenensis Franch. var. setchuenensis | | a | i | Deutzia setchuenensis Franch. var.setchuenensis | | 403036 | |
| Deutzia discolor Hemsl. var. major J. H. Veitch | Deutzia discolor Hemsl. | | i | Deutzia discolor Hemsl. var.major J. H. Veitch | Deutzia discolor Hemsl. | 403037 | 13709 |
| Deutzia scabra hort. nonn. | Deutzia crenata Siebold & Zucc. | | | Deutzia scabra hort. nonn. | Deutzia crenata Siebold & Zucc. | 424018 | 13701 |
| Deutzia ×carnea (Lemoine) Rehder var. densiflora (Lemoine) Rehder | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia carnea (Lemoine) Rehder var.densiflora (Lemoine) Rehder | Deutzia carnea (Lemoine) Rehder | 479309 | 13694 |
| Deutzia discolor Lemoine var. densiflora Lemoine | Deutzia ×carnea (Lemoine) Rehder | | i | Deutzia discolor Lemoine var.densiflora Lemoine | Deutzia carnea (Lemoine) Rehder | 479310 | 13694 |
| Deutzia discolor Hemsl. f. discolor | Deutzia discolor Hemsl. | | i | Deutzia discolor Hemsl. f. discolor | Deutzia discolor Hemsl. | 484056 | 13709 |
| Deutzia discolor Hemsl. var. discolor | Deutzia discolor Hemsl. | | i | Deutzia discolor Hemsl. var.discolor | Deutzia discolor Hemsl. | 484057 | 13709 |
| Deutzia gracilis Siebold & Zucc. f. gracilis | Deutzia gracilis Siebold & Zucc. | | i | Deutzia gracilis Siebold & Zucc. f. gracilis | Deutzia gracilis Siebold & Zucc. | 484058 | 311390 |
| Deutzia gracilis Siebold & Zucc. var. gracilis | Deutzia gracilis Siebold & Zucc. | | i | Deutzia gracilis Siebold & Zucc. var.gracilis | Deutzia gracilis Siebold & Zucc. | 484059 | 311390 |
| Deutzia ×lemoinei Lemoine ex Bois var. lemoinei | Deutzia ×lemoinei Lemoine ex Bois | | i | Deutzia lemoinei Lemoine ex Bois var.lemoinei | Deutzia lemoinei Lemoine ex Bois | 484060 | 13737 |
| Deutzia ×rosea (Lemoine) Rehder f. rosea | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder f. rosea | Deutzia rosea (Lemoine) Rehder | 484061 | 13756 |
| Deutzia ×rosea (Lemoine) Rehder var. rosea | Deutzia ×rosea (Lemoine) Rehder | | i | Deutzia rosea (Lemoine) Rehder var.rosea | Deutzia rosea (Lemoine) Rehder | 484062 | 13756 |