| Accepted Latin Names | Common Name | In Kent? | Type | Kent ref. | Status | Authority | Record No. |
|---|---|---|---|---|---|---|---|
| Gagea bohemica | Early Star-of-Bethlehem | Yes | A1 | 158--9--2 | N | (Zauschn.) Schult. & Schult. f. | 0920002290 |
| Gagea lutea | Yellow Star-of-Bethlehem | Yes | A1 | 158--9--1 | N | (L.) Ker Gawl. | 0920000859 |
| Gaillardia aristata | Blanket-flower | Clement | A3 | 135--84--ari | Pursh | 0920006591 | |
| Gaillardia aristata x pulchella = G. x grandiflora | Blanketflower | Yes | A1 | 135--84--ari x pul | Ne | hort. ex Van Houtte | 0920007369 |
| Galactites tomentosus | Clement | A3 | 135--GAL--tom | Moench | 0920004152 | ||
| Galanthus allenii | Clement | A3 | 158--32--all | Baker | 0920006592 | ||
| Galanthus elwesii | Greater Snowdrop | Yes | A1 | 158--32--2 | Ne | Hook. f. | 0920004400 |
| Galanthus elwesii x plicatus | Yes S1 | A1 | 158--32--2 x 4 | Ne | 0920003464 | ||
| Galanthus nivalis | Snowdrop | Page 35 | A1 | 158--32--1 | Ne | L. | 0920000860 |
| Galanthus nivalis x elwesii | Yes | A1 | 158--32--1 x 2 | 0920007371 | |||
| Galanthus nivalis x plicatus | Yes | A1 | 158--32--1 x 3 | 0920007372 | |||
| Galanthus plicatus | Pleated Snowdrop | Yes | A1 | 158--32--4 | Ne | M. Bieb. | 0920007122 |
| Galanthus plicatus subsp. byzantinus | Yes | A1 | 158--32--4--b | Ne | (Baker) D.A. Webb | 0920007122.1 | |
| Galanthus plicatus subsp. plicatus | Yes | A1 | 158--32--4--a | Ne | 0920007122.2 | ||
| Galanthus reginae-olgae | Queen Olga's Snowdrop | Yes S1 | A1 | 158--32--reg | Ne | Orph. | 0920003466 |
| Galanthus woronowii | Green Snowdrop | Yes S1, S2 | A1 | 158--32--wor | Ne | Losinsk. | 0920003465 |
| Galega officinalis | Goat's-rue | Page 35 | A1 | 77--2--1 | Ne | L. | 0920000861 |
| Galenia africana | Clement | A3 | 42--GAL--afr | L. | 0920006593 | ||
| Galeopsis angustifolia | Red Hemp-nettle | Yes | A1 | 118--6--2 | Ar | Ehrh. ex Hoffm. | 0920000863 |
| Galeopsis bifida | Bifid Hemp-nettle | Yes | A1 | 118--6--5 | N | Boenn. | 0920000864 |
| Galeopsis ladanum | Broad-leaved Hemp-nettle | Clement | A3 | 118--6--lad | L. | 0920000866 | |
| Galeopsis segetum | Downy Hemp-nettle | Yes | A1 | 118--6--1 | Ar | Neck. | 0920000865 |
| Galeopsis speciosa | Large-flowered Hemp-nettle | Yes | A1 | 118--6--3 | Ar | Mill. | 0920000867 |
| Galeopsis tetrahit | Common Hemp-nettle | Page 35 | A1 | 118--6--4 | N | L. | 0920000869 |
| Galeopsis tetrahit x bifida = G. x ludwigii | Yes | A1 | 118--6--4 x 5 | Hausskn. | 0920007373 | ||
| Galinsoga parviflora | Gallant Soldier | Page 35 | A1 | 135--80--1 | Ne | Cav. | 0920000871 |
| Galinsoga quadriradiata | Shaggy Soldier | Page 37 | A1 | 135--80--2 | Ne | Ruiz & Pav. | 0920000870 |
| Galium aparine | Cleavers | Page 37 | A1 | 130--6--11 | N | L. | 0920000873 |
| Galium aristatum | Clement | A3 | 130--6--ari | L. | 0920006595 | ||
| Galium boreale | Northern Bedstraw | Page 37 | A1 | 130--6--1 | N | L. | 0920000874 |
| Galium constrictum | Slender Marsh-bedstraw | Yes | A1 | 130--6--4 | N | Chaub. | 0920000876 |
| Galium divaricatum | Clement | A3 | 130--6--div | Pourr. ex Lam. | 0920006596 | ||
| Galium glaucum | Clement | A3 | 130--6--gla | L. | 0920006597 | ||
| Galium mollugo | Hedge Bedstraw | Page 37 | A1 | 130--6--7 | N | L. | 0920000879 |
| Galium mollugo subsp. erectum | Yes | A1 | 130--6--7--b | Syme | 0920000877 | ||
| Galium mollugo subsp. mollugo | Yes | A1 | 130--6--7--a | 0920000880 | |||
| Galium murale | Small Goosegrass | Clement | A3 | 130--6--mur | (L.) All. | 0920006598 | |
| Galium odoratum | Woodruff | Page 37 | A1 | 130--6--2 | N | (L.) Scop. | 0920000183 |
| Galium palustre | Marsh-bedstraw | Page 37 | A1 | 130--6--5 | N | L. | 0920000882 |
| Galium palustre subsp. elongatum | Great Marsh-bedstraw | Yes | A1 | 130--6--5--b | (C. Presl) Arcang. | 0920000882.1 | |
| Galium palustre subsp. palustre | Common Marsh-bedstraw | Yes | A1 | 130--6--5--a | 0920000882.2 | ||
| Galium parisiense | Wall Bedstraw | Yes | A1 | 130--6--14 | ?N | L. | 0920000872 |
| Galium pumilum | Slender Bedstraw | Yes | A1 | 130--6--8 | N | Murray | 0920000883.1 |
| Galium saxatile | Heath Bedstraw | Page 37 | A1 | 130--6--10 | N | L. | 0920000878 |
| Galium setaceum | Clement | A3 | 130--6--set | Lam. | 0920006599 | ||
| Galium spurium | False Cleavers | Yes | A1 | 130--6--12 | Ne | L. | 0920000885 |
| Galium sterneri | Limestone Bedstraw | Page 37 | A1 | 130--6--9 | N | Ehrend. | 0920000883.2 |
| Galium sterneri x saxatile | Yes | A1 | 130--6--9 x 10 | 0920002820 | |||
| Galium tenuissimum | Clement | A3 | 130--6--ten | M. Bieb. | 0920006600 | ||
| Galium tricornutum | Corn Cleavers | Yes | A1 | 130--6--13 | Ar | Dandy | 0920000886 |
| Galium uliginosum | Fen Bedstraw | Page 37 | A1 | 130--6--3 | N | L. | 0920000887 |
| Galium verrucosum | Clement | A3 | 130--6--ver | Huds. | 0920000884 | ||
| Galium verum | Lady's Bedstraw | Page 37 | A1 | 130--6--6 | N | L. | 0920000888 |
| Galium verum x mollugo = G. x pomeranicum | Yes | A1 | 130--6--6 x 7 | N | Retz. | 0920000881 | |
| Galium virgatum | Clement | A3 | 130--6--vir | Nutt. ex Torr. & A. Gray | 0920006601 | ||
| Garrya elliptica | Silk-tassel | Clement | A3 | 85A--GAR--ell | Douglas ex Lindl. | 0920004218 | |
| Garrya laurifolia | Large-leaved Silk-tassel | Clement | A3 | 85A--GAR--lau | Hartw. | 0920006602 | |
| Gastridium phleoides | Eastern Nit-grass | Stace | A2 | 153--42--phl | Ca | (Nees & Meyen) C.E. Hubb. | 0920003024 |
| Gastridium ventricosum | Nit-grass | Yes | A1 | 153--42--1 | ?N | (Gouan) Schinz & Thell. | 0920000889 |
| Gaudinia fragilis | French Oat-grass | Yes | A1 | 153--29--1 | ?N | (L.) P. Beauv. | 0920002508 |
| Gaultheria mucronata | Prickly Heath | Yes | A1 | 65--8--3 | Ne | (L. f.) Hook. & Arn. | 0920002244 |
| Gaultheria procumbens | Checkerberry | Yes | A1 | 65--8--2 | Ne | L. | 0920007374 |
| Gaultheria shallon | Shallon | Yes | A1 | 65--8--1 | Ne | Pursh | 0920000890 |
| Gaultheria shallon x mucronata = G. x wisleyensis | Yes S1 | A1 | 65--8--1 x 3 | Ne | D.J. Middleton | 0920007375 | |
| Gaura coccinea | Scarlet Gaura | Clement | A3 | 84--GAU--coc | Pursh | 0920006603 | |
| Gazania rigens | Treasureflower | Yes | A1 | 135--29--1 | Ne | (L.) Gaertn. | 0920007376 |
| Genista aetnensis | Mount Etna Broom | Yes | A1 | 77--25--6 | Ne | (Raf. ex Biv.) DC. | 0920007377 |
| Genista anglica | Petty Whin | Page 37 | A1 | 77--25--4 | N | L. | 0920000891 |
| Genista florida | Clement | A3 | 77--25--flo | L. | 0920006604 | ||
| Genista hispanica | Spanish Gorse | Yes | A1 | 77--25--5 | Ne | L. | 0920007123 |
| Genista hispanica subsp. occidentalis | Yes | A1 | 77--25--5--a | Rouy | 0920007123 | ||
| Genista linifolia | Needle-leaved Broom | Clement | A3 | 77--25--lin | L. | 0920006605 | |
| Genista monspessulana | Montpellier Broom | Yes | A1 | 77--25--1 | Ne | (L.) L.A.S. Johnson | 0920007378 |
| Genista pilosa | Hairy Greenweed | Yes | A1 | 77--25--3 | N | L. | 0920000892 |
| Genista radiata | Southern Greenweed | Clement | A3 | 77--25--rad | (L.) Scop. | 0920006606 | |
| Genista sagittalis | Winged Greenweed | Clement | A3 | 77--25--sag | L. | 0920006607 | |
| Genista tenera | Madeira Broom | Clement | A3 | 77--25--ten | (Jacq.) Kuntze | 0920006608 | |
| Genista tinctoria | Dyer's Greenweed | Page 37 | A1 | 77--25--2 | N | L. | 0920000893 |
| Genista tinctoria subsp. littoralis | Yes | A1 | 77--25--2--b | N | (Corb.) Rothm. | 0920000893.1 | |
| Genista tinctoria subsp. tinctoria | Yes | A1 | 77--25--2--a | 0920000893.2 | |||
| Gentiana asclepiadea | Willow Gentian | Yes | A1 | 108--6--1 | Ne | L. | 0920007379 |
| Gentiana clusii | Trumpet Gentian | Yes | A1 | 108--6--3 | Ne | E.P. Perrier & Songeon | 0920007380 |
| Gentiana cruciata | Cross Gentian | Clement | A3 | 108--6--cru | L. | 0920006609 | |
| Gentiana lagodechiana | Clement | A3 | 108--6--lag | (Kusn.) Grossh. ex M›ller | 0920006610 | ||
| Gentiana nivalis | Alpine Gentian | Yes | A1 | 108--6--5 | N | L. | 0920000894 |
| Gentiana pneumonanthe | Marsh Gentian | Yes | A1 | 108--6--2 | N | L. | 0920000895 |
| Gentiana verna | Spring Gentian | Yes | A1 | 108--6--4 | N | L. | 0920000896 |
| Gentianella amarella | Autumn Gentian | Page 37 | A1 | 108--5--4 | N | (L.) B”rner | 0920000897 |
| Gentianella amarella subsp. amarella | Yes | A1 | 108--5--4--a | 0920000898.1 | |||
| Gentianella amarella subsp. hibernica | Yes | A1 | 108--5--4--b | N.M. Pritch. | 0920000898.2 | ||
| Gentianella amarella subsp. septentrionalis | Yes | A1 | 108--5--4--c | N | (Druce) N.M. Pritch. | 0920000904 | |
| Gentianella amarella x anglica = G. x davidiana | Yes S2 | A1 | 108--5--4 x 5 | T.C.G. Rich | 0920000899.2 | ||
| Gentianella amarella x uliginosa | Yes | A1 | 108--5--4 x 6 | 0920007382 | |||
| Gentianella anglica | Early Gentian | Yes S2 | A1 | 108--5--5 | N | (Pugsley) E.F. Warb. | 0920000899 |
| Gentianella campestris | Field Gentian | Page 37 | A1 | 108--5--2 | N | (L.) B”rner | 0920000901 |
| Gentianella ciliata | Fringed Gentian | Yes | A1 | 108--5--1 | ?N | (L.) Borkh. | 0920002629 |
| Gentianella germanica | Chiltern Gentian | Yes | A1 | 108--5--3 | N | (Willd.) B”rner | 0920000903 |
| Gentianella germanica x amarella = G. x pamplinii | Yes | A1 | 108--5--3 x 4 | (Druce) E.F. Warb. | 0920002805 | ||
| Gentianella uliginosa | Dune Gentian | Yes | A1 | 108--5--6 | N | (Willd.) B”rner | 0920000905 |
| Geranium bohemicum | Clement | A3 | 103--1--boh | L. | 0920006611 | ||
| Geranium brutium | Clement | A3 | 103--1--bru | Gasp. | 0920004171 | ||
| Geranium carolinianum | Carolina Crane's-bill | Clement | A3 | 103--1--car | L. | 0920006613 | |
| Geranium collinum | Clement | A3 | 103--1--col | Stephan ex Willd. | 0920006614 | ||
| Geranium columbinum | Long-stalked Crane's-bill | Page 37 | A1 | 103--1--10 | N | L. | 0920000906 |
| Geranium dissectum | Cut-leaved Crane's-bill | Page 37 | A1 | 103--1--11 | Ar | L. | 0920000907 |
| Geranium divaricatum | Spreading Crane's-bill | Clement | A3 | 103--1--div | Ehrh. | 0920006615 | |
| Geranium endressii | French Crane's-bill | Yes | A1 | 103--1--1 | Ne | J. Gay | 0920000908 |
| Geranium endressii x versicolor = G. x oxonianum | Druce's Crane's-bill | Yes | A1 | 103--1--1 x 2 | Ne | Yeo | 0920002699 |
| Geranium eriostemon | Clement | A3 | 103--1--eri | DC. | 0920006616 | ||
| Geranium herrerae | Alderney Crane's-bill | Yes S3 | A1 | 103--1--12 | Ne | R. Knuth | 0920007388 |
| Geranium himalayense | Himalayan Crane's-bill | Yes | A1 | 103--1--8 | Ne | Klotzsch | 0920007383 |
| Geranium ibericum | Caucasian Crane's-bill | Yes | A1 | 103--1--13 | Ne | Cav. | 0920004428 |
| Geranium ibericum x platypetalum = G. x magnificum | Purple Crane's-bill | Yes | A1 | 103--1--13 x pla | Ne | Hyl. | 0920004405 |
| Geranium lucidum | Shining Crane's-bill | Page 37 | A1 | 103--1--18 | N | L. | 0920000909 |
| Geranium macrorrhizum | Rock Crane's-bill | Yes | A1 | 103--1--17 | Ne | L. | 0920000910 |
| Geranium maderense | Giant Herb-Robert | Yes | A1 | 103--1--22 | Ne | Yeo | 0920007384 |
| Geranium molle | Dove's-foot Crane's-bill | Page 37 | A1 | 103--1--16 | N | L. | 0920000911 |
| Geranium nodosum | Knotted Crane's-bill | Yes | A1 | 103--1--3 | Ne | L. | 0920000912 |
| Geranium phaeum | Dusky Crane's-bill | Yes | A1 | 103--1--23 | Ne | L. | 0920000913 |
| Geranium phaeum x reflexum = G. x monacense | Munich Crane's-bill | Yes | A1 | 103--1--23 x ref | Ne | Harz | 0920007389 |
| Geranium platypetalum | Glandular Crane's-bill | Yes S1 | A1 | 103--1--pla | N | Fisch. & C.A. Mey. | 0920003467 |
| Geranium potentilloides | Clement | A3 | 103--1--pot | L'H‚r. ex DC. | 0920006617 | ||
| Geranium pratense | Meadow Crane's-bill | Page 37 | A1 | 103--1--7 | N | L. | 0920000914 |
| Geranium psilostemon | Armenian Crane's-bill | Yes | A1 | 103--1--6 | Ne | Ledeb. | 0920007385 |
| Geranium purpureum | Little-Robin | Yes | A1 | 103--1--20 | N | Vill. | 0920000915 |
| Geranium pusillum | Small-flowered Crane's-bill | Page 37 | A1 | 103--1--15 | N | L. | 0920000916 |
| Geranium pyrenaicum | Hedgerow Crane's-bill | Page 39 | A1 | 103--1--14 | Ne | Burm. f. | 0920000917 |
| Geranium reflexum | Reflexed Crane's-bill | Clement | A3 | 103--1--ref | L. | 0920006618 | |
| Geranium reuteri | Clement | A3 | 103--1--reu | Aedo & Mu¤oz Garm. | 0920006612 | ||
| Geranium robertianum | Herb-Robert | Page 39 | A1 | 103--1--19 | N | L. | 0920000918 |
| Geranium robertianum x purpureum | Yes | A1 | 103--1--19 x 20 | 0920007386 | |||
| Geranium rotundifolium | Round-leaved Crane's-bill | Page 39 | A1 | 103--1--4 | N | L. | 0920000919 |
| Geranium rubescens | Greater Herb-Robert | Yes | A1 | 103--1--21 | Ne | Yeo | 0920007387 |
| Geranium sanguineum | Bloody Crane's-bill | Page 39 | A1 | 103--1--9 | N | L. | 0920000920 |
| Geranium sibiricum | Clement | A3 | 103--1--sib | L. | 0920006619 | ||
| Geranium subulatostipulatum | Clement | A3 | 103--1--sub | R. Knuth | 0920006620 | ||
| Geranium sylvaticum | Wood Crane's-bill | Page 39 | A1 | 103--1--5 | N | L. | 0920000921 |
| Geranium tuberosum | Clement | A3 | 103--1--tub | L. | 0920006621 | ||
| Geranium versicolor | Pencilled Crane's-bill | Yes | A1 | 103--1--2 | Ne | L. | 0920000922 |
| Geum aleppicum | Clement | A3 | 75--13--ale | Jacq. | 0920006622 | ||
| Geum macrophyllum | Large-leaved Avens | Yes | A1 | 75--13--3 | Ne | Willd. | 0920005431 |
| Geum quellyon | Scarlet Avens | Clement | A3 | 75--13--que | Sweet | 0920006623 | |
| Geum rivale | Water Avens | Page 39 | A1 | 75--13--1 | N | L. | 0920000924 |
| Geum rivale x urbanum = G. x intermedium | Hybrid Avens | Yes | A1 | 75--13--1 x 2 | N | Ehrh. | 0920000923 |
| Geum urbanum | Wood Avens | Page 39 | A1 | 75--13--2 | N | L. | 0920000925 |
| Gilia achilleifolia | Clement | A3 | 114--GIL--ach | Benth. | 0920004219 | ||
| Gilia capitata | Blue-thimble-flower | Clement | A3 | 114--GIL--cap | Sims | 0920004062 | |
| Gilia inconspicua | Clement | A3 | 114--GIL--inc | (Sm.) Sweet | 0920006624 | ||
| Gilia laciniata | Clement | A3 | 114--GIL--lac | Ruiz & Pav. | 0920006625 | ||
| Gilia tricolor | Bird's-eyes | Clement | A3 | 114--GIL--tri | Benth. | 0920006626 | |
| Ginkgo biloba | Maidenhair-tree | Clement | A3 | 19A--GIN--bil | L. | 0920003627 | |
| Girardinia diversifolia | Nilghiri Nettle | Clement | A3 | 36--GIR--div | (Link) Friis | 0920006627 | |
| Gladiolus cardinalis x tristis = G. x colvillei | Clement | A3 | 159--9--car x tri | Sweet | 0920006628 | ||
| Gladiolus communis | Eastern Gladiolus | Yes | A1 | 159--9--2 | Ne | L. | 0920005470 |
| Gladiolus communis subsp. byzantinus | Yes | A1 | 159--9--2--b | (Mill.) D.C.V. Douin | 0920004361 | ||
| Gladiolus communis subsp. communis | Other | AT | 159--9--2--a | ||||
| Gladiolus illyricus | Wild Gladiolus | Yes | A1 | 159--9--1 | N | W.D.J. Koch | 0920000926 |
| Gladiolus x hortulanus | Large-flowered Gladiolus | Clement | A3 | 159--9--hor | F.M. Bailey | 0920004175 | |
| Glaucium corniculatum | Red Horned-poppy | Clement | A3 | 30--4--cor | (L.) Rudolph | 0920000928 | |
| Glaucium flavum | Yellow Horned-poppy | Page 39 | A1 | 30--4--1 | N | Crantz | 0920000929 |
| Glaucium grandiflorum | Clement | A3 | 30--4--gra | Boiss. & A. Huet | 0920006629 | ||
| Glaux maritima | Sea-milkwort | Page 39 | A1 | 69--7--1 | N | L. | 0920000930 |
| Glebionis coronaria | Crown Daisy | Stace | A2 | 135--56--cor | Ca | (L.) Cass. ex Spach | 0920008002 |
| Glebionis segetum | Corn Marigold | Page 21 | A1 | 135--56--1 | Ar | (L.) Fourr. | 0920000504 |
| Glechoma hederacea | Ground-ivy | Page 39 | A1 | 118--14--1 | N | L. | 0920000931 |
| Glyceria declinata | Small Sweet-grass | Page 39 | A1 | 153--24--3 | N | Br‚b. | 0920000932 |
| Glyceria fluitans | Floating Sweet-grass | Page 39 | A1 | 153--24--2 | N | (L.) R. Br. | 0920000933 |
| Glyceria fluitans x declinata | Yes | A1 | 153--24--2 x 3 | 0920002896 | |||
| Glyceria fluitans x notata = G. x pedicellata | Hybrid Sweet-grass | Yes | A1 | 153--24--2 x 4 | N | F. Towns. | 0920000935 |
| Glyceria maxima | Reed Sweet-grass | Page 39 | A1 | 153--24--1 | N | (Hartm.) Holmb. | 0920000934 |
| Glyceria multiflora | Clement | A3 | 153--24--mul | Steud. | 0920006630 | ||
| Glyceria notata | Plicate Sweet-grass | Page 39 | A1 | 153--24--4 | N | Chevall. | 0920000936 |
| Glyceria spicata | Clement | A3 | 153--24--spi | Guss. | 0920006631 | ||
| Glycine max | Soya-bean | Stace | A2 | 77--GLC--max | Ca | (L.) Merr. | 0920008076 |
| Glycyrrhiza echinata | German Liquorice | Clement | A3 | 77--GLY--ech | L. | 0920004041 | |
| Glycyrrhiza glabra | Liquorice | Clement | A3 | 77--GLY--gla | L. | 0920006632 | |
| Glycyrrhiza lepidota | American Liquorice | Clement | A3 | 77--GLY--lep | (Nutt.) Pursh | 0920006633 | |
| Gnaphalium albescens | Clement | A3 | 135--33--alb | Sw. | 0920006634 | ||
| Gnaphalium japonicum | Japanese Cudweed | Clement | A3 | 135--33--jap | Thunb. | 0920006635 | |
| Gnaphalium luteoalbum | Jersey Cudweed | Yes | A1 | 135--33--6 | ?N | L. | 0920000937 |
| Gnaphalium norvegicum | Highland Cudweed | Yes | A1 | 135--33--1 | N | Gunnerus | 0920000938 |
| Gnaphalium purpureum | American Cudweed | Yes | A1 | 135--33--4 | Ne | L. | 0920007390 |
| Gnaphalium supinum | Dwarf Cudweed | Page 39 | A1 | 135--33--3 | N | L. | 0920000939 |
| Gnaphalium sylvaticum | Heath Cudweed | Page 39 | A1 | 135--33--2 | N | L. | 0920000940 |
| Gnaphalium uliginosum | Marsh Cudweed | Page 39 | A1 | 135--33--5 | N | L. | 0920000941 |
| Gnaphalium undulatum | Cape Cudweed | Yes | A1 | 135--33--7 | Ne | L. | 0920000942 |
| Gnaphalium verticillatum | Clement | A3 | 135--33--ver | L. f. | 0920006636 | ||
| Gnaphalium viscosum | Sticky Cudweed | Clement | A3 | 135--33--vis | Kunth | 0920006637 | |
| Goldbachia laevigata | Clement | A3 | 62--GOL--lae | (M. Bieb.) DC. | 0920006638 | ||
| Goodyera repens | Creeping Lady's-tresses | Yes | A1 | 162--8--1 | N | (L.) R. Br. | 0920000943 |
| Gossypium herbaceum | Levant Cotton | Clement | A3 | 53--GOS--her | L. | 0920006639 | |
| Gossypium hirsutum | Upland Cotton | Clement | A3 | 53--GOS--hir | L. | 0920006640 | |
| Gratiola officinalis | Gratiole | Clement | A3 | 124--GRA--off | L. | 0920006641 | |
| Grindelia chiloensis | Shrubby Gumweed | Clement | A3 | 135--39--chi | (Cornel.) Cabrera | 0920006642 | |
| Grindelia decumbens | Clement | A3 | 135--39--dec | Greene | 0920006643 | ||
| Grindelia robusta | Californian Gumweed | Clement | A3 | 135--39--rob | Nutt. | 0920006644 | |
| Grindelia squarrosa | Curly-cup Gumweed | Clement | A3 | 135--39--squ | (Pursh) Dunal | 0920004220 | |
| Grindelia stricta | Coastal Gumplant | Yes | A1 | 135--39--1 | Ne | DC. | 0920007391 |
| Griselinia littoralis | New Zealand Broadleaf | Yes | A1 | 85--3--1 | Ne | (Raoul) Raoul | 0920007392 |
| Groenlandia densa | Opposite-leaved Pondweed | Page 39 | A1 | 142--2--1 | N | (L.) Fourr. | 0920000944 |
| Guizotia abyssinica | Niger | Stace | A2 | 135--GUI--aby | Ca | (L. f.) Cass. | 0920004429 |
| Gunnera manicata | Brazilian Giant-rhubarb | Yes S3 | A1 | 80--1--man | Ne | Linden ex Andr‚ | 0920000946 |
| Gunnera peltata | Clement | A3 | 80--1--pel | Phil. | 0920006645 | ||
| Gunnera tinctoria | Giant-rhubarb | Yes | A1 | 80--1--1 | Ne | (Molina) Mirb. | 0920000945 |
| Gymnadenia conopsea | Fragrant Orchid | Page 39 | A1 | 162--16--1 | N | (L.) R. Br. | 0920000948 |
| Gymnadenia conopsea subsp. borealis | Yes | A1 | 162--16--1--c | N | (Druce) F. Rose | 0920000948.3 | |
| Gymnadenia conopsea subsp. conopsea | Yes | A1 | 162--16--1--a | N | 0920000948.1 | ||
| Gymnadenia conopsea subsp. densiflora | Yes | A1 | 162--16--1--b | N | (Wahlenb.) E.G. Camus, Bergon & A. Camus | 0920000948.2 | |
| Gymnadenia conopsea x Coeloglossum viride = X Gymnaglossum jacksonii | Yes | A1 | 162--16 x 17--1 x 1 | (Quirk) Rolfe | 0920002846 | ||
| Gymnadenia conopsea x Dactylorhiza fuchsii = X Dactylodenia st-quintinii | Yes | A1 | 162--16 x 18--1 x 1 | (Godfery) J. Duvign. | 0920002851 | ||
| Gymnadenia conopsea x Dactylorhiza incarnata = X Dactylodenia vollmannii | Yes | A1 | 162--16 x 18--1 x 3 | (M. Schulze) Peitz | 0920007674 | ||
| Gymnadenia conopsea x Dactylorhiza maculata = X Dactylodenia legrandiana | Yes | A1 | 162--16 x 18--1 x 2 | (E.G. Camus) Peitz | 0920002852 | ||
| Gymnadenia conopsea x Dactylorhiza praetermissa = X Dactylodenia wintoni | Yes | A1 | 162--16 x 18--1 x 4 | (Druce) Peitz | 0920002853 | ||
| Gymnadenia conopsea x Dactylorhiza purpurella = X Dactylodenia varia | Yes | A1 | 162--16 x 18--1 x 5 | (T. & T.A. Stephenson) Aver. | 0920002854 | ||
| Gymnocarpium dryopteris | Oak Fern | Page 39 | A1 | 16--4--1 | N | (L.) Newman | 0910002050 |
| Gymnocarpium robertianum | Limestone Fern | Yes | A1 | 16--4--2 | N | (Hoffm.) Newman | 0910002054 |
| Gypsophila acutifolia | Clement | A3 | 46--GYP--acu | Steven ex Spreng. | 0920006646 | ||
| Gypsophila elegans | Annual Baby's-breath | Clement | A3 | 46--GYP--ele | M. Bieb. | 0920005407 | |
| Gypsophila muralis | Annual Gypsophila | Clement | A3 | 46--GYP--mur | L. | 0920006647 | |
| Gypsophila paniculata | Baby's-breath | Yes S1 | A1 | 46--GYP--pan | Ne | L. | 0920005408 |
| Gypsophila pilosa | Clement | A3 | 46--GYP--pil | Huds. | 0920004257 | ||
| Gypsophila repens | Alpine Gypsophila | Clement | A3 | 46--GYP--rep | L. | 0920006648 | |
| Gypsophila scorzonerifolia | Clement | A3 | 46--GYP--sco | Ser. | 0920006649 | ||
| Gypsophila viscosa | Clement | A3 | 46--GYP--vis | Murray | 0920006650 |