PHOTOGRAPHS OF FLOWERING PLANTS
OF THE OZARKS AND THE INTERIOR HIGHLANDS OF NORTH AMERICA
By
Paul L. Redfearn, Jr.
Species in this list include not only native and adventive plants, but also some commonly encountered ornamental plants. Plants are listed alphabetically by genus.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Oenothera biennis L, Photo 1, Photo 2, Photo 3, evening primrose [Onagraceae, evening primrose family]
Oenothera fructicosa L. ssp. fructicosa, sundrops, shrubby sundrops [Onagraceae, evening primrose family]
Oenothera
macrocarpa Nutt., Photo
1, Photo
2, Photo 3, fruit, Missouri primrose [Onagraceae, evening
primrose family]
Oenothera
speciosa Nutt., Photo
1, Photo
2, white evening primrose [Onagraceae, evening primrose family]
Opuntia
humifusa (Raf.) Raf., eastern prickly pear [Cactaceae, cactus family]
Orbexilum
pedunculatum
(Miller) Rydb. var. pedunculatum, Sampson's snakeroot [Fabaceae,
bean family]
Ornithogalum
umbellatum L., star of Bethlehem [Liliaceae, lily family]
Orobanche
uniflora Nutt., one-flowered cancer-root, small cancer root, [Orobanchaceae,
broomgrape family]
Osmorhiza claytonia, fruits [Apiaceae, carrot family]
Osmorhiza
longistylis (Torrey) DC., anise root, sweet anise, smooth sweet cicely [Apiaceae,
carrot family]
Ostrya
virginiana (Miller) K. Koch, Photo
1, Photo
2, eastern hop hornbean [Betulaceae, birch family]
Oxalis
florida Salisb.
ssp. prostrata, yellow wood sorel [Oxiladaceae, wood sorel
family]
Oxalis
stricta L., Photo
1, Photo
2, yellow wood sorel, gray-green wood sorel [Oxiladaceae, wood sorel
family]
Oxalis
violacea L., Photo
1, Photo
2, violet wood sorel [Oxiladaceae, wood sorel family]
