Click on a common name for a photo of the plant, or click on a letter for names beginning with that letter.
| Gamagrass |
Tripsacum dactyloides var. dactyloides |
| Garlic, Field |
Allium vineale |
| Gayfeather, Spiked |
Liatris spicata var. spicata |
| Gentian, Closed-bottle |
Gentiana andrewsii var. andrewsii |
| Gentian, Elliott's |
Gentiana catesbaei |
| Gentian, Fringed |
Gentianopsis crinita |
| Gentian, Soapwort |
Gentiana saponaria |
| Gentian, Striped |
Gentiana villosa |
| Geranium, Wild |
Geranium maculatum |
| Geranium, Wild |
Geranium maculatum |
| Germander, American |
Teucrium canadense var. virginicum |
| Germander, Canadian |
Teucrium canadense var. canadense |
| Giant-chickweed |
Myosoton aquaticum |
| Ginseng, American |
Panax quinquefolius |
| Ginseng, Dwarf |
Panax trifolius |
| Glasswort |
Salicornia virginica |
| Glory-of-the-snow |
Chionodoxa sp. |
| Goat's-beard, Meadow |
Tragopogon dubius |
| Goat's-beard, Meadow |
Tragopogon pratensis |
| Golden Alexanders |
Zizia aurea |
| Golden-heather |
Hudsonia ericoides |
| Golden-saxifrage, American |
Chrysosplenium americanum |
| Goldenaster, Camphorweed |
Heterotheca subaxillaris |
| Goldenrod, Bluestem |
Solidago caesia var. caesia |
| Goldenrod, Broadleaf |
Solidago flexicaulis |
| Goldenrod, Canada |
Solidago canadensis var. canadensis |
| Goldenrod, Cutleaf |
Solidago arguta var. arguta |
| Goldenrod, Early |
Solidago juncea |
| Goldenrod, Flat-top |
Euthamia caroliniana |
| Goldenrod, Gray |
Solidago nemoralis var. nemoralis |
| Goldenrod, Hairy Grassleaf Flat-top |
Euthamia graminifolia var. nuttallii |
| Goldenrod, Rough Canada |
Solidago altissima var. altissima |
| Goldenrod, Roundleaf |
Solidago patula var. patula |
| Goldenrod, Seaside |
Solidago sempervirens var. sempervirens |
| Goldenrod, Small-headed Seaside |
Solidago mexicana |
| Goldenrod, Smooth |
Solidago gigantea |
| Goldenrod, Smooth Grassleaf Flat-top |
Euthamia graminifolia var. graminifolia |
| Goldenrod, Sweet |
Solidago odora |
| Goldenrod, Tall |
Solidago altissima var. altissima |
| Goldenrod, Thick Rough-leaf |
Solidago rugosa var. aspera |
| Goldenrod, Thin Hairy Rough-leaf |
Solidago rugosa var. rugosa |
| Goldenrod, White |
Solidago bicolor |
| Goosefoot, White |
Chenopodium album |
| Goosefoot, Wormseed |
Dysphania ambrosioides |
| Goutweed, Bishops |
Aegopodium podagraria |
| Grape, Northern Fox |
Vitis labrusca |
| Grape, Summer |
Vitis aestivalis var. aestivalis |
| Grape, Winter |
Vitis vulpina |
| Grape-hyacinth |
Muscari neglectum |
| Grape-hyacinth, Common |
Muscari botryoides |
| Grapefern, Cutleaf |
Sceptridium dissectum |
| Grass, Broom Witch |
Dichanthelium scoparium |
| Grass, Chinese Fountain |
Cenchrus purpurascens |
| Grass, Japanese Stilt |
Microstegium vimineum |
| Grass, Rough Barnyard |
Echinochloa muricata var. muricata |
| Grass, Scribner's Witch |
Dichanthelium oligosanthes var. scribnerianum |
| Grass, Sweet Vernal |
Anthoxanthum odoratum |
| Greasegrass |
Tridens flavus |
| Greenbrier, Downy Carrion-flower |
Smilax pulverulenta |
| Greenbrier, Round-leaf |
Smilax rotundifolia |
| Greenbrier, Smooth Carrion-flower |
Smilax herbacea |
| Greenbrier, Weak-prickle |
Smilax hispida |
| Greenbrier, Whiteleaf |
Smilax glauca |
| Ground-cherry, Longleaf |
Physalis longifolia var. subglabrata |
| Ground-ivy |
Glechoma hederacea |
| Groundnut, Swamp |
Apios americana |
| Groundsel |
Senecio vulgaris |