| 0 | PI 49032 | | Cotoneaster zabelii C. K. Schneid. | New York, United States | | | Historic | 1505416 |
| 1 | PI 49051 | | Aesculus turbinata Blume | New York, United States | | | Historic | 1505417 |
| 2 | PI 49095 | | Malus spp. | Massachusetts, United States | | | Historic | 1613827 |
| 3 | PI 49096 | 'Orange Free State' | Malus hybr. | China | | | Historic | 1613828 |
| 4 | PI 49033 | | Juglans microcarpa Berland. | New York, United States | | | Historic | 1615496 |
| 5 | PI 49034 | | Juglans microcarpa Berland. | New York, United States | | | Historic | 1615499 |
| 6 | PI 49035 | | Malus ×dawsoniana Rehder | New York, United States | | | Historic | 1615500 |
| 7 | PI 49036 | | Malus coronaria (L.) Mill. | New York, United States | | | Historic | 1615501 |
| 8 | PI 49037 | | Malus pumila Mill. | New York, United States | | | Historic | 1615502 |
| 9 | PI 49038 | | Malus prunifolia (Willd.) Borkh. | New York, United States | | | Historic | 1615503 |
| 10 | PI 49039 | | Malus toringo (Siebold) de Vriese | New York, United States | | | Historic | 1615504 |
| 11 | PI 49040 | | Populus adenopoda Maxim. | New York, United States | | | Historic | 1615505 |
| 12 | PI 49041 | | Populus maximowiczii A. Henry | New York, United States | | | Historic | 1615506 |
| 13 | PI 49042 | | ×Sorbopyrus auricularis (Knoop) C. K. Schneid. | New York, United States | | | Historic | 1615507 |
| 14 | PI 49043 | | Rosa micrantha Borrer ex Sm. | New York, United States | | | Historic | 1615508 |
| 15 | PI 49044 | 'Nuttalliana' | Rosa palustris Marshall | New York, United States | | | Historic | 1615509 |
| 16 | PI 49045 | No. 1135 | Rosa spp. | New York, United States | | | Historic | 1615510 |
| 17 | PI 49046 | No. 1136 | Rosa spp. | New York, United States | | | Historic | 1615511 |
| 18 | PI 49048 | 'Catherine' | Rosa spp. | New York, United States | | | Historic | 1615512 |
| 19 | PI 49050 | | Ulmus spp. | New York, United States | | | Historic | 1615513 |
| 20 | PI 49049 | | Rosa hybr. | New York, United States | | | Historic | 1615514 |
| 21 | PI 49052 | | Berberis amurensis Rupr. | New York, United States | | | Historic | 1615515 |
| 22 | PI 49053 | | Berberis amurensis Rupr. | Massachusetts, United States | | | Historic | 1615534 |
| 23 | PI 49054 | | Berberis amurensis Rupr. f. bretschneideri (Rehder) Ohwi | Massachusetts, United States | | | Historic | 1615538 |
| 24 | PI 49055 | | Berberis canadensis Mill. | Massachusetts, United States | | | Historic | 1615540 |
| 25 | PI 49056 | | Berberis dictyophylla Franch. | Massachusetts, United States | | | Historic | 1615542 |
| 26 | PI 49057 | | Berberis dielsiana Fedde | Massachusetts, United States | | | Historic | 1615546 |
| 27 | PI 49058 | | Berberis gilgiana Fedde | Massachusetts, United States | | | Historic | 1615548 |
| 28 | PI 49059 | | Berberis henryana C. K. Schneid. | Massachusetts, United States | | | Historic | 1615549 |
| 29 | PI 49060 | | Berberis integerrima Bunge | Massachusetts, United States | | | Historic | 1615551 |
| 30 | PI 49061 | | Berberis koreana Palib. | Massachusetts, United States | | | Historic | 1615553 |
| 31 | PI 49062 | | Berberis lucida Schrad. | Massachusetts, United States | | | Historic | 1615554 |
| 32 | PI 49063 | | Berberis spp. | Massachusetts, United States | | | Historic | 1615559 |
| 33 | PI 49064 | | Berberis chinensis Poir. | Massachusetts, United States | | | Historic | 1615563 |
| 34 | PI 49065 | | Berberis thunbergii DC. var. maximowiczii (Regel) Regel | Massachusetts, United States | | | Historic | 1615565 |
| 35 | PI 49066 | | Berberis vulgaris L. | Massachusetts, United States | | | Historic | 1615567 |
| 36 | PI 49068 | | Berberis spp. | Massachusetts, United States | | | Historic | 1615571 |
| 37 | PI 49069 | | Berberis spp. | Massachusetts, United States | | | Historic | 1615575 |
| 38 | PI 49070 | | Berberis spp. | Massachusetts, United States | | | Historic | 1615576 |
| 39 | PI 49071 | | Crataegus ×lavalleei Hérincq ex Lavallée | Massachusetts, United States | | | | 1615577 |
| 40 | PI 49072 | | Crataegus viridis L. | Massachusetts, United States | | | Historic | 1615578 |
| 41 | PI 49073 | | Crataegus nitida (Engelm. ex Britton & A. Br.) Sarg. | Massachusetts, United States | | | Historic | 1615579 |
| 42 | PI 49074 | | Crataegus spp. | Massachusetts, United States | | | Historic | 1615580 |
| 43 | PI 49075 | | Malus angustifolia (Aiton) Michx. | Massachusetts, United States | | | Historic | 1615581 |
| 44 | PI 49076 | | Malus ×atrosanguinea (hort. ex Späth) C. K. Schneid. | Massachusetts, United States | | | Historic | 1615582 |
| 45 | PI 49077 | | Malus baccata (L.) Borkh. var. baccata | Massachusetts, United States | | | Historic | 1615583 |
| 46 | PI 49078 | | Malus coronaria (L.) Mill. | Massachusetts, United States | | | Historic | 1615584 |
| 47 | PI 49079 | | Malus ×dawsoniana Rehder | Massachusetts, United States | | | Historic | 1615585 |
| 48 | PI 49080 | | Malus floribunda Siebold ex Van Houtte | Massachusetts, United States | | | Historic | 1615586 |
| 49 | PI 49081 | 'Parkmanii' | Malus halliana Koehne | Massachusetts, United States | | | Historic | 1615587 |
| 50 | PI 49082 | | Malus ×micromalus Makino | Massachusetts, United States | | | Historic | 1615588 |
| 51 | PI 49083 | | Malus spp. | Massachusetts, United States | | | Historic | 1615589 |
| 52 | PI 49084 | 'Purdom' | Malus sargentii Rehder | Massachusetts, United States | | | Historic | 1615590 |
| 53 | PI 49085 | | Malus sargentii Rehder | Massachusetts, United States | | | Historic | 1615591 |
| 54 | PI 49087 | | Malus toringo (Siebold) de Vriese | Massachusetts, United States | | | Historic | 1615592 |
| 55 | PI 49086 | | Malus toringo (Siebold) de Vriese | Massachusetts, United States | | | Historic | 1615593 |
| 56 | PI 49088 | | Malus toringo (Siebold) de Vriese | Massachusetts, United States | | | Historic | 1615594 |
| 57 | PI 49089 | | Malus zumi (Matsum.) Rehder | Massachusetts, United States | | | Historic | 1615927 |
| 58 | PI 49090 | 'Soulard crab apple' | Malus spp. | Massachusetts, United States | | | Historic | 1615928 |
| 59 | PI 49091 | | Malus spectabilis (Aiton) Borkh. | Massachusetts, United States | | | Historic | 1615933 |
| 60 | PI 49092 | 'Fluke apple' | Malus spp. | Massachusetts, United States | | | Historic | 1615934 |
| 61 | PI 49093 | 'Kashmere' | Malus spp. | Massachusetts, United States | | | Historic | 1615935 |
| 62 | PI 49094 | 'Purdom' | Malus spp. | Massachusetts, United States | | | Historic | 1615936 |
| 63 | PI 49097 | | Pyrus ×calleryana Decne. | Hubei Sheng, China | | | Historic | 1615941 |
| 64 | PI 49098 | | Pyrus ×calleryana Decne. | Massachusetts, United States | | | Historic | 1615942 |
| 65 | PI 49099 | | Pyrus ×calleryana Decne. | Massachusetts, United States | | | Historic | 1615943 |
| 66 | PI 49100 | | Pyrus spp. | Massachusetts, United States | | | Historic | 1615944 |
| 67 | PI 49101 | | Rosa abietina Gren. | Massachusetts, United States | | | Historic | 1615945 |
| 68 | PI 49102 | | Rosa spp. | Massachusetts, United States | | | Historic | 1615946 |
| 69 | PI 49103 | | Rosa alberti Regel | Massachusetts, United States | | | Historic | 1615947 |
| 70 | PI 49105 | | Rosa nitidula Besser unranked belgradensis (Pančić) Heinr. Braun | Massachusetts, United States | | | Historic | 1615948 |
| 71 | PI 49106 | No. 10 | Rosa blanda Aiton | Massachusetts, United States | | | Historic | 1615949 |
| 72 | PI 49104 | | Rosa arvensis Huds. | Massachusetts, United States | | | Historic | 1615950 |
| 73 | PI 49107 | No. 16 | Rosa canina L. | Massachusetts, United States | | | Historic | 1615951 |
| 74 | PI 49108 | 'Subinermis' | Rosa canina L. | Massachusetts, United States | | | Historic | 1615952 |
| 75 | PI 49109 | No. 1 | Rosa carolina L. | Massachusetts, United States | | | Historic | 1615953 |
| 76 | PI 49110 | No. 14 | Rosa coriifolia Fr. | Massachusetts, United States | | | Historic | 1615954 |
| 77 | PI 49111 | No. 21 | Rosa corymbifera Borkh. | Massachusetts, United States | | | Historic | 1615955 |
| 78 | PI 49112 | No. 26 | Rosa spp. | Massachusetts, United States | | | Historic | 1615956 |
| 79 | PI 49113 | No. 22 | Rosa helenae Rehder & E. H. Wilson | Massachusetts, United States | | | Historic | 1615959 |
| 80 | PI 49114 | No. 7 | Rosa montana Chaix | Massachusetts, United States | | | Historic | 1615960 |
| 81 | PI 49115 | | Rosa multiflora Thunb. var. cathayensis Rehder & E. H. Wilson | Massachusetts, United States | | | Historic | 1615961 |
| 82 | PI 49116 | No. 7 | Rosa nutkana C. Presl | Massachusetts, United States | | | Historic | 1615962 |
| 83 | PI 49117 | No. 15 | Rosa oxyodon Boiss. | Massachusetts, United States | | | Historic | 1615963 |
| 84 | PI 49118 | No. 3 | Rosa rubiginosa L. | Massachusetts, United States | | | Historic | 1615964 |
| 85 | PI 49119 | No. 11 | Rosa rubiginosa L. | Massachusetts, United States | | | Historic | 1615965 |
| 86 | PI 49120 | No. 13 | Rosa saturata Baker | Massachusetts, United States | | | Historic | 1615966 |
| 87 | PI 49121 | No. 27 | Rosa setigera Michx. | Massachusetts, United States | | | Historic | 1615967 |
| 88 | PI 49122 | No. 2 | Rosa turkestanica Regel | Massachusetts, United States | | | Historic | 1615968 |
| 89 | PI 49123 | No. 4 | Rosa spp. | Massachusetts, United States | | | Historic | 1615969 |
| 90 | PI 49067 | | Berberis vulgaris L. | Massachusetts, United States | | | Historic | 1651040 |
| 91 | PI 49047 | No. 1140 | Rosa spp. | New York, United States | | | Historic | 1740192 |