Photo of the upper portions of two Jerusalem artichoke plants.

    Jerusalem Artichoke (Sunflower Artichoke)

    Helianthus tuberosus
    fork and knife icon

    Edible

    Image of Johnny-jump-up.

    Johnny-Jump-Up (Field Pansy)

    Viola bicolor
    fork and knife icon

    Edible

    Photo of Johnson grass flower clusters

    Johnson Grass

    Sorghum halepense
    invasive icon

    Invasive

    Illustration of Kentucky coffee tree leaves, flowers, fruit.

    Kentucky Coffee Tree

    Gymnocladus dioicus
    Photo of a killdeer standing on a chert gravel surface.

    Killdeer

    Charadrius vociferus
    Photo of Korean lespedeza plant with flowers

    Korean Lespedeza (Korean Clover)

    Kummerowia stipulacea (formerly Lespedeza stipulacea)
    Photo of a huge mass of kudzu vines covering trees and ground

    Kudzu

    Pueraria montana
    fork and knife icon

    Edible

    invasive icon

    Invasive

    Lace bugs on a leaf

    Lace Bugs

    About 165 species in North American north of Mexico
    Illustration of ladies' eardrops leaves, flowers, fruit

    Ladies' Eardrops

    Brunnichia ovata (formerly B. cirrhosa)
    Seven-spotted lady beetle on a flower

    Lady Beetles (Ladybird Beetles; Ladybugs)

    Nearly 500 species in North America north of Mexico
    Photo of lance-leaved loosestrife plant with flowers

    Lance-Leaved Loosestrife

    Lysimachia lanceolata

    Land Snails and Slugs

    Approx. 150 species of land snails and slugs in Missouri
    Photo of a large-flowered gaura inflorescence

    Large-Flowered Gaura

    Oenothera filiformis (formerly Gaura longiflora, G. biennis)
    Photo of a lark sparrow walking on the ground

    Lark Sparrow

    Chondestes grammacus
    Photo of a Le Conte's sparrow

    Le Conte's Sparrow

    Ammodramus leconteii
    Swamp milkweed leaf beetle on a leaf it has chewed on.

    Leaf Beetles

    About 2,000 species in North America
    Leaf-footed bug on a leaf

    Leaf-Footed Bugs

    Nearly 90 species in North America north of Mexico
    photo of a leafcutter bee

    Leafcutter Bees

    Species in the genus Megachile.
    Photo of a leaffolder moth visiting a flower

    Leaffolder Moths

    Desmia spp.
    image of a Leafhopper on leaf

    Leafhoppers

    More than 3,000 species in North America north of Mexico
    Photo of leafy spurge seed heads

    Leafy Spurge

    Euphorbia esula
    Poisonous Icon

    Poisonous

    invasive icon

    Invasive

    Photo of a least bittern male walking.

    Least Bittern

    Ixobrychus exilis
    Photo of a Least Skipper

    Least Skipper

    Ancyloxypha numitor
    Photo of least weasel

    Least Weasel

    Mustela nivalis
    Illustration of limber honeysuckle leaves, flowers, fruits.

    Limber Honeysuckle

    Lonicera dioica
    Image of lincoln's sparrow

    Lincoln's Sparrow

    Melospiza lincolnii
    Photo of little bluestem mature seed head

    Little Bluestem

    Schizachyrium scoparium
    Little wood satyr resting with wings closed

    Little Wood Satyr

    Megisto cymela
    Photo of a little yellow nectaring on a native aster flower

    Little Yellow

    Pyrisitia lisa (syn. Eurema lisa)
    Photo of a perched loggerhead shrike

    Loggerhead Shrike

    Lanius ludovicianus
    Photo of long-bracted wild indigo plant with flowers

    Long-Bracted Wild Indigo

    Baptisia bracteata (formerly B. leucophaea)
    Image of long-eared owl.

    Long-Eared Owl

    Asio otus
    Photo of long-leaved bluets plants with flowers

    Long-Leaved Bluets (Slender-Leaved Bluets)

    Houstonia longifolia (sometimes Hedyotis longifolia)
    Photo of long-tailed weasel

    Long-Tailed Weasel

    Mustela frenata
    Red milkweed beetle eating a common milkweed leaf.

    Longhorned Beetles (Borers; Sawyer Beetles)

    About 1,000 species in North America north of Mexico
    Photo of a longjawed orbweaver walking on a plant stalk

    Longjawed Orbweavers

    Tetragnatha spp.
    Photo of lowland brittle fern fronds and fiddleheads growing in woods

    Lowland Brittle Fern (Southern Fragile Fern)

    Cystopteris protrusa (formerly C. fragilis var. protrusa)
    Photo of a Luna Moth

    Luna Moth

    Actias luna
    Photo of a magdalen underwing moth

    Magdalen Underwing

    Catocala illecta
    Photo of male and female mallards walking on ice

    Mallard

    Anas platyrhynchos
    image of May Beetle on wood

    May Beetles (June Bugs)

    Phyllophaga spp.
    Photo of mayapple colony looking like numerous green umbrellas on forest floor

    Mayapple

    Podophyllum peltatum
    fork and knife icon

    Edible

    Photo of a mayfly

    Mayflies

    Hundreds of species in North America.
    Photo of purple meadow parsnip foliage and flowers

    Meadow Parsnip

    Thaspium trifoliatum
    Photo of a merlin perched on a Y-shaped branch

    Merlin

    Falco columbarius
    image of a Midge

    Midges

    Nearly 1,100 species in North America
    Photo of whorled milkweed flowers.

    Milkweeds

    Subfamily Asclepiadoideae
    image of Narceus Millipede crawling across gravel

    Millipedes

    More than 900 species in North America north of Mexico

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