Gray comma perched on a flower, winged closed

    Gray Comma

    Polygonia progne
    Photo of a gray copper butterfly nectaring on butterfly weed flowers

    Gray Copper (Great Copper)

    Lycaena dione (formerly Gaeides xanthoides dione)
    Photo of a Gray Hairstreak

    Gray Hairstreak

    Strymon melinus
    No photo available

    Gray Partridge

    Perdix perdix
    Collared, grayish-tan wolf in open field

    Gray Wolf

    Canis lupus
    exclamation mark

    Endangered

    Photo of several grayhead prairie coneflowers with sky in background

    Gray-Headed Coneflower

    Ratibida pinnata
    Photo of a great black wasp on a bindweed flower

    Great Black Wasp

    Sphex pensylvanicus
    Image of a great golden digger wasp.

    Great Golden Digger Wasp

    Sphex ichneumoneus
    Photo of a great horned owl on a tree branch

    Great Horned Owl

    Bubo virginianus
    Great Spangled Fritillary, Wings Spread, nectaring on milkweed flowers
    Photo of a male great-tailed grackle walking on a lawn

    Great-Tailed Grackle

    Quiscalus mexicanus
    Photo of a male greater prairie-chicken in courtship display

    Greater Prairie-Chicken

    Tympanuchus cupido
    exclamation mark

    Endangered

    Green June beetle on goldenrod

    Green June Beetle

    Cotinis nitida
    image of Green Lacewing clinging to rock

    Green Lacewings

    About 85 species in North America north of Mexico
    image of Fiery Searcher on dead leaves

    Ground Beetles

    About 2,400 species in North America north of Mexico
    Photo of a Xysticus crab spider, tan individual

    Ground Crab Spiders

    Xysticus spp.
    Photo of ground plum, top of plant, showing flowers and several leaves.

    Ground Plum (Milk Vetch)

    Astragalus crassicarpus (formerly A. mexicanus)
    fork and knife icon

    Edible

    Photo of an immature harris's sparrow

    Harris's Sparrow

    Zonotrichia querula
    Photo of Harvey's buttercup plant with flowers

    Harvey’s Buttercup

    Ranunculus harveyi
    Photo of hawthorn trees blooming on lawn of Missouri state capitol

    Hawthorns

    Various species in the genus Crataegus
    Photo of hedge bindweed flowers

    Hedge Bindweed

    Calystegia sepium (also Convolvulus sepium)
    Photo of hedge parsley flower clusters

    Hedge Parsley

    Torilis arvensis
    Photo of a Henslow’s sparrow.

    Henslow’s Sparrow

    Ammodramus henslowii
    Photo of female heptagonal orbweaver in web.
    Photo of hispid buttercup plant with flower

    Hispid Buttercup

    Ranunculus hispidus
    Photo of hoary puccoon closeup of flower cluster

    Hoary Puccoon (Orange Puccoon)

    Lithospermum canescens
    Photo of hogwort plant showing upper stem leaves and flowers.

    Hogwort (Woolly Croton)

    Croton capitatus
    Illustration of honey locust leaves, thorns, fruit.

    Honey Locust

    Gleditsia triacanthos
    image of a Honey Locust Moth

    Honey Locust Moth

    Syssphinx bicolor (syn. Sphingicampa bicolor)
    Image of a honeybee worker.

    Honeybee

    Apis mellifera
    Photo of a Pigeon Tremex Horntail

    Horntails

    About 28 species in North America
    image of Horse Fly on tree trunk

    Horse and Deer Flies

    Tabanus, Chrysops, and related genera
    Photo of horse nettle flowers and leaves

    Horse Nettle

    Solanum carolinense
    Poisonous Icon

    Poisonous

    Photo of common scouring rush, many stems in a colony

    Horsetails (Scouring Rushes)

    Equisetum (3 spp. in Missouri)
    Photo of horseweed flowers

    Horseweed (Canada Fleabane, Hog Weed)

    Conyza canadensis (formerly Erigeron canadensis)
    Photo of a male house sparrow

    House Sparrow

    Passer domesticus
    Hummingbird clearwing taking nectar from a flower

    Hummingbird Clearwing

    Hemaris thysbe
    image of an Ichneumon Wasp on tree trunk

    Ichneumon Wasps

    More than 5,000 species in North America
    Photo of Indian grass flower head in bloom

    Indian Grass

    Sorghastrum nutans
    Photo of Indian hemp plant

    Indian Hemp (Dogbane)

    Apocynum cannabinum
    Poisonous Icon

    Poisonous

    Photo of Indian paintbrush flowers

    Indian Paintbrush

    Castilleja coccinea
    Photo of Indian strawberry plant with flower

    Indian Strawberry (Mock Strawberry)

    Duchesnea indica (syn. Potentilla indica)
    invasive icon

    Invasive

    Photo of a male indigo bunting perched on a branch, side view.

    Indigo Bunting

    Passerina cyanea
    Photo of a male Io Moth

    Io Moth

    Automeris io
    Japanese beetle on a leaf

    Japanese Beetle

    Popillia japonica
    Illustration of Japanese honeysuckle leaves, flowers, fruits.

    Japanese Honeysuckle

    Lonicera japonica
    invasive icon

    Invasive

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