Flowers Bloom in April: White, Green, & Greenish White Wildflowers
American bladdernut
American elm
Amur honeysuckle
Autumn-olive
Bessey’s sandcherry
Black cherry
Black haw inflorescence
Black hickory
Black raspberry
Bloodroot
Box elder
Bur oak
Callery pear
Chickasaw plum
Choke cherry
Cock-spur hawthorn
Common chickweed
Corn gromwell
Cornsalad
Deciduous holly
Downy hawthorn
Downy serviceberry
Drummond's wild onion
Dutchman's breeches
Dwarf chinquapin oak
Easter daisy
False garlic
False rue anemone
Field pennycress
Field pussy-toes
Flowering dogwood
Garlic mustard
Gray bindweed
Green ash
Green hawthorn
Hackberry
Hoary cress
Inland ceanothus
Ironwood
Japanese honeysuckle
Long-style sweet-cicely
May-apple
Missouri gooseberry
Mock-cucumber
Mockernut hickory
Mountain spring-parsley
Netleaf hackberry
Oklahoma phlox
Old plainsman
One-flowered broomrape
Ozark trillium
Pale dock
Pale evening primrose
Parlin's pussy's-toes
Pecan
Pin oak
Plains spring-parsley
Platte River milk-vetch
Prairie pepper-grass
Prickly ash
Rabbit-tobacco
Red mulberry
Red oak
Red-seed plantain
Rue anemone
Saw greenbrier
Shagbark hickory
Shepherd's-purse
Shingle oak
Shooting star
Silky sophora
Silver poplar leaf undersurface
Sleepy catchfly
Southern blackhaw
Southern chervil
Spider antelopehorn
Spreading sandwort
Spring beauty
Spring forget-me-not
Star-of-Bethlehem
Starry spikenard
Sugarberry
Sweet sand verbena
Tatarian honeysuckle
Ten-petal anemone
Thyme-leaf sandwort
Toothed rockcress
Toothwort
Watercress
Wedge-leaf draba
Western ragweed
Western rock jasmine
White ash
White fawn lily
White locoweed
White mulberry
White-eyed grass
Wild chervil
Wild plum
Wild strawberry
Winged burningbush