 Gaultheria procumbens (Eastern Teaberry) |
 Gaylussacia baccata (Black Huckleberry) |
 Gentiana andrewsii (Andrews' Gentian) |
 Gentiana clausa (Closed Gentian) |
 Gentiana linearis (Narrow-Leaved Gentian) |
 Gentiana saponaria (Soapwort Gentian) |
 Gentianopsis crinita (Fringed Gentian) |
 Gentianopsis crinita (Fringed Gentian) - Close View |
 Gentianopsis crinita (Fringed Gentian) - Large Cluster |
 Geocaulon lividum (Northern Comandra) |
 Geranium bicknellii (Bicknell's Geranium) |
 Geranium maculatum (Wild Geranium) |
 Geranium robertianum (Herb-Robert) |
 Geum aleppicum (Yellow Avens) |
 Geum canadense (White Avens) |
 Geum laciniatum (Rough Avens) |
 Geum rivale (Water Avens) |
 Geum vernum (Spring Avens) |
 Gillenia trifoliata (Bowman's Root) |
 Glyceria canadensis (Rattlesnake Manna Grass) |
 Glyceria laxa (Limp Manna Grass) |
 Glyceria melicaria (Slender Manna Grass) |
 Goodyera pubescens (Downy Rattlesnake-Plantain) |
 Goodyera tesselata (Checkered Rattlesnake-Plantain) |
 Gratiola neglecta (Clammy Hedge-Hyssop) |
 Gymnadeniopsis clavellata (Club-Spur Orchid) |
 Hackelia virginiana (Virginia Stickseed) |
 Hamamelis virginiana (Witch-Hazel) |
 Hedeoma pulegioides (American Pennyroyal) |
 Helenium autumnale (Sneezeweed) |
 Helenium flexuosum (Purple-Headed Sneezeweed) |
 Helianthus annuus (Common Sunflower) |
 Helianthus divaricatus (Woodland Sunflower) |
 Helianthus giganteus (Tall Sunflower) |
 Helianthus microcephalus (Small Woodland Sunflower) |
 Helianthus mollis (Downy Sunflower) |
 Heliopsis helianthoides (False Sunflower) |
 Heracleum maximum (Cow Parsnip) |
 Heteranthera dubia (Water Stargrass) |
 Heterotheca subaxillaris (Camphorweed) |
 Heuchera americana (Common Alum Root) |
 Hexalectris spicata (Crested Coralroot) |
 Hibiscus laevis (Halberd-Leaved Rose-Mallow) |
 Hibiscus moscheutos (Swamp Rose-Mallow) |
 Hibiscus moscheutos (Swamp Rose-Mallow) - Pink with a Red Center |
 Hibiscus moscheutos (Swamp Rose-Mallow) - White with a Red Center |
 Hieracium canadense (Canada Hawkweed) |
 Hieracium gronovii (Hairy Hawkweed) |
 Hieracium paniculatum (Panicled Hawkweed) |
 Hieracium scabrum (Rough Hawkweed) |