| Accepted Latin Names | Common Name | In Kent? | Type | Kent ref. | Status | Authority | Record No. |
|---|---|---|---|---|---|---|---|
| Jasione montana | Sheep's-bit | Page 45 | A1 | 129--6--1 | N | L. | 0920001048 |
| Jasminum beesianum | Red Jasmine | Yes S1 | A1 | 123--JAS--bee | Ne | Forrest & Diels | 0920003481 |
| Jasminum humile | Italian Jasmine | Clement | A3 | 123--JAS--hum | L. | 0920006760 | |
| Jasminum nudiflorum | Winter Jasmine | Yes S1 | A1 | 123--JAS--nud | Ne | Lindl. | 0920008101 |
| Jasminum officinale | Summer Jasmine | Yes S1 | A1 | 123--JAS--off | Ne | L. | 0920008102 |
| Jonopsidium acaule | Violet Cress | Stace | A2 | 62--JON--aca | Ca | (Desf.) Reichb. | 0920004479 |
| Jovellana sinclairii | Clement | A3 | 124--JOV--sin | (Hook.) Kraenzl. | 0920006761 | ||
| Jovibarba sobolifera | Hens-and-chickens House-leek | Clement | A3 | 73--JOV--sob | (Sims) Opiz | 0920006762 | |
| Juglans nigra | Black Walnut | Clement | A3 | 37--1--nig | L. | 0920006763 | |
| Juglans regia | Walnut | Yes | A1 | 37--1--1 | Ne | L. | 0920001049 |
| Juncus acutiflorus | Sharp-flowered Rush | Page 45 | A1 | 151--1--14 | N | Ehrh. ex Hoffm. | 0920001050 |
| Juncus acutus | Sharp Rush | Yes | A1 | 151--1--21 | N | L. | 0920001052 |
| Juncus alpinoarticulatus | Alpine Rush | Yes | A1 | 151--1--12 | N | Chaix | 0920001053 |
| Juncus alpinoarticulatus x articulatus = J. x buchenaui | Yes | A1 | 151--1--12 x 13 | D”rfl. | 0920007421 | ||
| Juncus ambiguus | Frog Rush | Yes | A1 | 151--1--8 | N | Guss. | 0920001057.1 |
| Juncus aridicola | Tussock Rush | Clement | A3 | 151--1--ari | L.A.S. Johnson | 0920006764 | |
| Juncus articulatus | Jointed Rush | Page 45 | A1 | 151--1--13 | N | L. | 0920001054 |
| Juncus articulatus x acutiflorus = J. x surrejanus | Yes | A1 | 151--1--13 x 14 | N | Druce ex Stace & Lambinon | 0920001051 | |
| Juncus australis | Austral Rush | Clement | A3 | 151--1--aus | Hook. f. | 0920006765 | |
| Juncus balticus | Baltic Rush | Yes | A1 | 151--1--23 | N | Willd. | 0920001055 |
| Juncus balticus x effusus = J. x obotritorum | Yes | A1 | 151--1--23 x 26 | Rothm. | 0920002844 | ||
| Juncus balticus x inflexus | Yes | A1 | 151--1--23 x 25 | 0920002843 | |||
| Juncus biglumis | Two-flowered Rush | Yes | A1 | 151--1--17 | N | L. | 0920001056 |
| Juncus bufonius | Toad Rush | Page 45 | A1 | 151--1--7 | N | L. | 0920001057.2 |
| Juncus bufonius agg. | Aggregate | AK | 151--1--- | ||||
| Juncus bulbosus | Bulbous Rush | Page 45 | A1 | 151--1--15 | N | L. | 0920001058 |
| Juncus capitatus | Dwarf Rush | Yes | A1 | 151--1--10 | N | Weigel | 0920001060 |
| Juncus castaneus | Chestnut Rush | Yes | A1 | 151--1--19 | N | Sm. | 0920001061 |
| Juncus compressus | Round-fruited Rush | Yes | A1 | 151--1--3 | N | Jacq. | 0920001062 |
| Juncus conglomeratus | Compact Rush | Page 45 | A1 | 151--1--27 | N | L. | 0920001063 |
| Juncus continuus | Clement | A3 | 151--1--con | L.A.S. Johnson | 0920006766 | ||
| Juncus distegus | Clement | A3 | 151--1--dis | Edgar | 0920006767 | ||
| Juncus effusus | Soft-rush | Page 45 | A1 | 151--1--26 | N | L. | 0920001067 |
| Juncus effusus x conglomeratus = J. x kern-reichgeltii | Yes | A1 | 151--1--26 x 27 | Jansen & Wacht. ex Reichg. | 0920001064 | ||
| Juncus effusus x pallidus | Yes S3 | A1 | 151--1--26 x 28 | ||||
| Juncus ensifolius | Sword-leaved Rush | Clement | A3 | 151--1--ens | Wikstr. | 0920006768 | |
| Juncus filiformis | Thread Rush | Yes | A1 | 151--1--24 | N | L. | 0920001068 |
| Juncus flavidus | Clement | A3 | 151--1--fla | L.A.S. Johnson | 0920006769 | ||
| Juncus foliosus | Leafy Rush | Yes | A1 | 151--1--6 | N | Desf. | 0920001057.3 |
| Juncus gerardii | Saltmarsh Rush | Page 45 | A1 | 151--1--4 | N | Loisel. | 0920001069 |
| Juncus gregiflorus | Clement | A3 | 151--1--gre | L.A.S. Johnson | 0920006770 | ||
| Juncus hybridus | Clement | A3 | 151--1--hyb | Brot. | 0920006771 | ||
| Juncus imbricatus | Clement | A3 | 151--1--imb | Laharpe | 0920006772 | ||
| Juncus inflexus | Hard Rush | Page 45 | A1 | 151--1--25 | N | L. | 0920001070 |
| Juncus inflexus x effusus = J. x diffusus | Yes | A1 | 151--1--25 x 26 | N | Hoppe | 0920001065 | |
| Juncus inflexus x pallidus | Yes S3 | A1 | 151--1--25 x 28 | ||||
| Juncus involucratus | Clement | A3 | 151--1--inv | Steud. | 0920006773 | ||
| Juncus maritimus | Sea Rush | Page 45 | A1 | 151--1--20 | N | Lam. | 0920001072 |
| Juncus ochrocoleus | Clement | A3 | 151--1--och | L.A.S. Johnson | 0920006774 | ||
| Juncus oxycarpus | Clement | A3 | 151--1--oxy | E. Mey. | 0920006775 | ||
| Juncus pallidus | Great Soft-rush | Yes | A1 | 151--1--28 | Ne | R. Br. | 0920007420 |
| Juncus pauciflorus | Loose-flowered Rush | Clement | A3 | 151--1--pau | R. Br. | 0920006776 | |
| Juncus planifolius | Broad-leaved Rush | Yes | A1 | 151--1--9 | Ne | R. Br. | 0920002426 |
| Juncus procerus | Clement | A3 | 151--1--pro | E. Mey. | 0920006777 | ||
| Juncus pygmaeus | Pigmy Rush | Yes | A1 | 151--1--16 | N | Rich. ex Thuill. | 0920001073 |
| Juncus radula | Hoary Rush | Clement | A3 | 151--1--rad | Buchenau | 0920006778 | |
| Juncus sarophorus | Clement | A3 | 151--1--sar | L.A.S. Johnson | 0920006779 | ||
| Juncus squarrosus | Heath Rush | Page 47 | A1 | 151--1--1 | N | L. | 0920001075 |
| Juncus subnodulosus | Blunt-flowered Rush | Page 47 | A1 | 151--1--11 | N | Schrank | 0920001076 |
| Juncus subsecundus | Fingered Rush | Clement | A3 | 151--1--sub | N.A. Wakef. | 0920006780 | |
| Juncus subulatus | Somerset Rush | Yes | A1 | 151--1--22 | Ne | Forssk. | 0920002271 |
| Juncus tenuis | Slender Rush | Page 47 | A1 | 151--1--2 | Ne | Willd. | 0920001077 |
| Juncus trifidus | Three-leaved Rush | Page 47 | A1 | 151--1--5 | N | L. | 0920001078 |
| Juncus triglumis | Three-flowered Rush | Yes | A1 | 151--1--18 | N | L. | 0920001079 |
| Juncus uruguensis | Clement | A3 | 151--1--uru | Griseb. | 0920006781 | ||
| Juncus usitatus | Clement | A3 | 151--1--usi | L.A.S. Johnson | 0920006782 | ||
| Juncus vaginatus | Clustered Rush | Clement | A3 | 151--1--vag | R. Br. | 0920006783 | |
| Juniperus chinensis | Chinese Juniper | Clement | A3 | 21--4--chi | L. | 0920002973 | |
| Juniperus communis | Juniper | Page 47 | A1 | 21--4--1 | N | L. | 0920001080 |
| Juniperus communis subsp. communis | Common Juniper | Yes | A1 | 21--4--1--a | N | 0920001080.1 | |
| Juniperus communis subsp. hemisphaerica | Yes S1 | A1 | 21--4--1--c | N | (J. Presl & C. Presl) Nyman | 0920001080.3 | |
| Juniperus communis subsp. nana | Dwarf Juniper | Yes | A1 | 21--4--1--b | N | (Hook.) Syme | 0920001080.2 |
| Juniperus recurva | Himalayan Juniper | Clement | A3 | 21--4--rec | Buch.-Ham. ex D. Don | 0920003629 | |
| Juniperus virginiana | Virginian Juniper | Clement | A3 | 21--4--vir | L. | 0920002974 |