| Lateinischer name | Allgemeiner name | Familie | |
| | | | |
|
Oenothera villosa Thunb. |
hairy evening-primrose |
Onagraceae |
|
|
Oenothera villosa Thunb. ssp. canovirens (Steele) W. Dietr. & Raven |
>>Oenothera villosa ssp. villosa |
Onagraceae |
|
|
Oenothera villosa Thunb. ssp. cheradophila (Bartlett) W. Dietr. & Raven |
>>Oenothera villosa ssp. strigosa |
Onagraceae |
|
|
Oenothera villosa Thunb. ssp. strigosa (Rydb.) W. Dietr. & Raven |
hairy evening-primrose |
Onagraceae |
|
|
Oenothera villosa Thunb. ssp. villosa |
hairy evening-primrose |
Onagraceae |
|
|
Oenothera villosa Thunb. var. strigosa (Rydb.) Dorn |
>>Oenothera villosa ssp. strigosa |
Onagraceae |
|
|
Oenothera walkeri (A. Nels.) Raven |
>>Camissonia walkeri ssp. walkeri |
Onagraceae |
|
|
Oenothera walkeri (A. Nels.) Raven ssp. tortilis (Jepson) Raven |
>>Camissonia walkeri ssp. tortilis |
Onagraceae |
|
|
Oenothera wolfii (Munz) Raven, W. Dietr. & Stubbe |
Wolf s evening-primrose |
Onagraceae |
|
|
Oenothera xylocarpa Coville |
woodyfruit evening-primrose |
Onagraceae |
|
|
Oglifa arizonica (Gray) Chrtek & Holub |
>>Logfia arizonica |
Asteraceae |
|
|
Oglifa arvensis (L.) Cass. |
>>Logfia arvensis |
Asteraceae |
|
|
Oglifa californica (Nutt.) Rydb. |
>>Logfia californica |
Asteraceae |
|
|
Oglifa depressa (Gray) Chrtek & Holub |
>>Logfia depressa |
Asteraceae |
|
|
Oglifa gallica (L.) Chrtek & Holub |
>>Logfia gallica |
Asteraceae |
|
|
Oglifa minima (Sm.) Reichenb. |
>>Logfia minima |
Asteraceae |
|
|
Okenia hypogaea Schlecht. & Cham. |
burrowing four o clock |
Nyctaginaceae |
|
|
Okenia Schlecht. & Cham. |
okenia |
Nyctaginaceae |
|
|
Oldenlandia acerosa (Gray) Gray |
>>Houstonia acerosa var. acerosa |
Rubiaceae |
|
|
Oldenlandia angustifolia (Michx.) Gray |
>>Stenaria nigricans var. nigricans |
Rubiaceae |
|
|
Oldenlandia angustifolia (Michx.) Gray var. filifolia Chapman |
>>Stenaria nigricans var. nigricans |
Rubiaceae |
|
|
Oldenlandia biflora L. [excluded] |
|
Rubiaceae |
|
|
Oldenlandia boscii (DC.) Chapman |
Bosc s mille graines |
Rubiaceae |
|
|
Oldenlandia callitrichoides Griseb. |
>>Oldenlandiopsis callitrichoides |
Rubiaceae |
|
|
Oldenlandia corymbosa L. |
flat-top mille graines |
Rubiaceae |
|
|
Oldenlandia fasciculata (Bertol.) Small |
>>Oldenlandia uniflora |
Rubiaceae |
|
|
Oldenlandia greenei Gray |
>>Hedyotis greenei |
Rubiaceae |
|
|
Oldenlandia herbacea (L.) Roxb. [excluded] |
|
Rubiaceae |
|
|
Oldenlandia humifusa (Gray) Gray |
>>Houstonia humifusa |
Rubiaceae |
|
|
Oldenlandia L. |
oldenlandia |
Rubiaceae |
|
|
Oldenlandia lancifolia (Schumacher) DC. |
calycose mille graines |
Rubiaceae |
|
|
Oldenlandia purpurea (L.) Gray var. tenuifolia (Nutt.) Gray ex Chapman |
>>Houstonia longifolia |
Rubiaceae |
|
|
Oldenlandia rubra (Cav.) Gray |
>>Houstonia rubra |
Rubiaceae |
|
|
Oldenlandia salzmannii (DC.) Benth. & Hook. f. ex B.D. Jackson |
Salzmann s mille graines |
Rubiaceae |
|
|
Oldenlandia subviscosa C. Wright ex Gray |
>>Houstonia subviscosa |
Rubiaceae |
|
|
Oldenlandia uniflora L. |
clustered mille graines |
Rubiaceae |
|
|
Oldenlandiopsis callitrichoides (Griseb.) Terrell & W.H. Lewis |
creeping-bluet |
Rubiaceae |
|
|
Oldenlandiopsis Terrell & W.H. Lewis |
creeping-bluet |
Rubiaceae |
|
|
Olea africana P. Mill. |
>>Olea europaea ssp. cuspidata |
Oleaceae |
|
|
Olea chrysophylla Lam. |
>>Olea europaea ssp. cuspidata |
Oleaceae |
|
|
Olea europaea L. |
olive |
Oleaceae |
|
|
Olea europaea L. ssp. africana (P. Mill.) P. Green |
>>Olea europaea ssp. cuspidata |
Oleaceae |
|
|
Olea europaea L. ssp. cuspidata (Wallich ex G. Don) Ciferri |
African olive |
Oleaceae |
|
|
Olea europaea L. ssp. europaea |
European olive |
Oleaceae |
|
|
Olea ferruginea Royle |
>>Olea europaea ssp. cuspidata |
Oleaceae |
|
|
Olea L. |
olive |
Oleaceae |
|
|
Olea verrucosa (Willd.) Link |
>>Olea europaea ssp. cuspidata |
Oleaceae |
|
|
Oleandra articulata (Sw.) K. Presl |
oleander fern |
Dryopteridaceae |
|
|
Oleandra Cav. |
oleander fern |
Dryopteridaceae |
|
|
Oleandra nodosa (Willd.) K. Presl |
>>Oleandra articulata |
Dryopteridaceae |
|
|
Olearia allomii T. Kirk |
daisy bush |
Asteraceae |
|
|
Olearia cheesmanii Cockayne & Allan |
daisy bush |
Asteraceae |
|
|
Olearia Moench |
daisy bush |
Asteraceae |
|
|
Olfersia cervina (L.) Kunze |
woodland islandfern |
Dryopteridaceae |
|
|
Olfersia Raddi |
islandfern |
Dryopteridaceae |
|
|
Oligomeris Camb. |
oligomeris |
Resedaceae |
|
|
Oligomeris linifolia (Vahl) J.F. Macbr. |
lineleaf whitepuff |
Resedaceae |
|
|
Oligoneuron album (Nutt.) Nesom |
prairie goldenrod |
Asteraceae |
|
|
Oligoneuron canescens Rydb. |
>>Oligoneuron rigidum var. humile |
Asteraceae |
|
|
Oligoneuron corymbosum (Ell.) Small var. humile (Porter) Beaudry & Kapoor |
>>Oligoneuron rigidum var. humile |
Asteraceae |
|
|
Oligoneuron grandiflorum (Raf.) Small |
>>Oligoneuron rigidum var. rigidum |
Asteraceae |
|
|
Oligoneuron houghtonii (Torr. & Gray ex Gray) Nesom |
Houghton s goldenrod |
Asteraceae |
|
|
Oligoneuron jacksonii (Kuntze) Small |
>>Oligoneuron rigidum var. glabratum |
Asteraceae |
|
|
Oligoneuron nitidum (Torr. & Gray) Small |
shiny goldenrod |
Asteraceae |
|
|
Oligoneuron ohioense (Frank ex Riddell) G.N. Jones |
Ohio goldenrod |
Asteraceae |
|
|
Oligoneuron riddellii (Frank ex Riddell) Rydb. |
Riddell s goldenrod |
Asteraceae |
|
|
Oligoneuron rigidum (L.) Small |
stiff goldenrod |
Asteraceae |
|
|
Oligoneuron rigidum (L.) Small var. glabratum (E.L. Braun) Nesom |
stiff goldenrod |
Asteraceae |
|
|
Oligoneuron rigidum (L.) Small var. humile (Porter) Nesom |
stiff goldenrod |
Asteraceae |
|
|
Oligoneuron rigidum (L.) Small var. rigidum |
stiff goldenrod |
Asteraceae |
|
|
Oligoneuron Small |
goldenrod |
Asteraceae |
|
|
Oligoneuron ×bernardii (Boivin) Nesom [album × riddellii] |
|
Asteraceae |
|
|
Oligoneuron ×krotkovii (Boivin) Nesom [album × ohioensis] |
|
Asteraceae |
|
|
Oligoneuron ×lutescens (Lindl. ex DC.) Nesom [album × rigidum] |
|
Asteraceae |
|
|
Oligosporus campestris (L.) Cass. ssp. caudatus (Michx.) W.A. Weber |
>>Artemisia campestris ssp. caudata |
Asteraceae |
|
