Plants That Start With O


What are common plants that start with O? In this article, I will provide a comprehensive list of plants starting with O.

There are so many plants and flowers that start with O. Most O plants can only be found in specific geographical zones, while a good number can be planted in any region.

Before teaching a kid how to read sentences, it is essential to make sure to know the 5 letter O plants vocabulary.

Plants That Start With O are for students at the grade 2 to grade 5 levels. Here is a range of the O Plants names that will assist students. I hope this will help!

Read also: Types of Sentences Worksheets

Here are four letter plants starting with O, five letter plants starting with O, six letter plants starting with O, seven letter plants starting with O, and eight letter plants starting with O in English, arranged in alphabetical order, which helps students correctly understand the O plant names.

Virtually everyone living on earth has their favorite plants that start with O. But there are many O starting plants you may have never heard of.

5 Letter O plant name lists can assist your kids in understanding the ways that other languages work. I hope, these free 4 letter O plant collections will assist you in achieving your goals.

Also Check: 12 Verb Tenses Worksheets

Plants That Start With O List

Here are plants that start with O in English that will encourage your English Vocabulary.

It is a fact that there are too many lovely plants that start with O; it is challenging to choose to include them in the list.

The following list of over over 200 plants that start with O is for you. All these O plants are validated using recognized English dictionaries.

Obregoniaorder lyginopteridales
Ochagaviaorder malvales
Ochnaorder marattiales
Ocimumorder marchantiales
Odontioda (hybrid orchid genus)order moniliales
Odontocidium (hybrid orchid genus)order mucorales
Odontoglossum (an orchid genus)order musales
Odontonemaorder mycelia sterilia
Odontonia (hybrid orchid genus)order myricales
Oemleriaorder myrtales
Oenanthe (water dropwort)order naiadales
Oenothera (evening primrose, sundrops)order nidulariales
old growthorder oleales
old maidorder ophioglossales
old maid flowerorder opuntiales
old man of the mountainorder orchidales
old witch grassorder palmales
old witchgrassorder pandanales
old world hop hornbeamorder papaverales
old world mistletoeorder parietales
old world yeworder peronosporales
oleaorder pezizales
olea cunninghamiiorder phallales
olea europaeaorder piperales
olea lanceolataorder plantaginales
Olea (olive)order plumbaginales
oleaceaeorder polemoniales
olealesorder polygonales
oleanderorder polypodiales
oleander fernorder primulales
oleandraorder proteales
oleandra mollisorder psilophytales
oleandra neriiformisorder psilotales
oleandraceaeorder ranales
oleariaorder ranunculales
olearia argophyllaorder rhamnales
olearia haastiiorder rhoeadales
Olearia (daisy bush)order rosales
oleasterorder rubiales
oleaster familyorder salicales
olfersiaorder santalales
olfersia cervinaorder sapindales
oligoporusorder saprolegniales
oligoporus leucospongiaorder sarraceniales
oliveorder sclerodermatales
olive familyorder scrophulariales
olive treeorder secotiales
Olneyaorder selaginellales
Olsyniumorder sphaeriales
Omphalodes (navelwort)order sphaerocarpales
Omphalogrammaorder sphagnales
onagraceaeorder taxales
oncidiumorder thymelaeales
oncidium papilioorder tremellales
Oncidium (an orchid genus)order tuberales
onionorder tulostomatales
onion mildeworder umbellales
onion plantorder uredinales
onion smutorder urticales
onion stemorder ustilaginales
onobrychisorder xyridales
onobrychis viciaefoliaoregano
onobrychis viciifoliaoregon alder
Onocleaoregon ash
onocleaoregon cedar
onoclea sensibilisoregon crab apple
onoclea struthiopterisoregon fir
ononisoregon grape
ononis repensoregon holly grape
ononis spinosaoregon larch
Ononis (restharrow)oregon lily
onopordonoregon maple
onopordon acanthiumoregon myrtle
Onopordumoregon oak
onopordumoregon pine
onopordum acanthiumoregon white oak
onychiumoreopteris limbosperma
Oophytumoriental arborvitae
Ophiopogon (lilyturf)oriental bittersweet
Ophrys (an orchid genus)oriental black mushroom
Oplismenusoriental bush cherry
Opuntia oriental cherry
orachoriental garlic
oracheoriental plane
orangeoriental poppy
orange balsamoriental spruce
orange daisyoriganum
orange fleabaneoriganum dictamnus
orange grassoriganum majorana
orange hawkweedoriganum vulgare
orange milkweedOriganum (marjoram, oregano)
orange milkwortorites
orange mushroom pimpleorites excelsa
orange peel fungusOrixa
orange sneezeweedormosia
orange treeormosia coarctata
orangewoodormosia monosperma
orbiculate leafornithogalum
orbignyaornithogalum pyrenaicum
orbignya cohuneornithogalum thyrsoides
orbignya martianaornithogalum umbellatum
orbignya phalerataorobanchaceae
orbignya spesiosaorontium
orchard apple treeorontium aquaticum
orchard grassOrontium (golden club)
orchid cactusOroya
orchid familyorpin
orchid treeorpine
orchidaceous plantorrisroot
orchis masculaorthotropous ovule
orchis papilionaceaeOrthrosanthus
orchis spectabilisOrychophragmus
Orchis (an orchid genus)oryza
ordeal beanoryza sativa
ordeal treeOryza (rice)
order agaricalesoryzopsis
order alismalesoryzopsis hymenoides
order andreaealesoryzopsis miliacea
order anthocerotalesosage orange
order aphyllophoralesOsbeckia
order aralesosier
order aristolochialesOsmanthus
order aspergillalesosmanthus
order auricularialesosmanthus americanus
order bennettitalesosmund
order blastocladialesosmunda cinnamonea
order bryalesosmunda clatonia
order campanulalesosmunda regalis
order caryophyllalesOsmunda (royal fern)
order casuarinalesosmundaceae
order chytridialesOsteomeles
order commelinalesOsteospermum
order coniferalesostiole
order cordaitalesostrich fern
order cycadalesOstrowskia (giant bellflower)
order cycadofilicalesOstrya
order diapensialesostrya
order dicranalesostrya carpinifolia
order ebenalesostrya virginiana
order endomycetalesostryopsis
order entomophthoralesoswego tea
order equisetalesOthonna
order ericalesOurisia
order erysiphalesoxalidaceae
order eubryalesoxalis
order eurotialesoxalis acetosella
order fagalesoxalis caprina
order filicalesoxalis cernua
order gentianalesoxalis corniculata
order geranialesoxalis crenata
order ginkgoalesoxalis tuberosa
order gnetalesoxalis violacea
order graminalesOxalis (shamrock, sorrel)
order guttiferalesoxandra
order helotialesoxandra lanceolata
order hymenogastralesoxeye
order hypericalesoxeye daisy
order hypocrealesoxheart
order isoetalesoxlip
order juglandalesoxtongue
order jungermannialesOxydendrum
order lechanoralesoxydendrum
order lepidodendralesoxydendrum arboreum
order lichenalesOxypetalum
order lilialesoxytropis
order lycoperdalesoxytropis lambertii
order lycopodialesOzothamnus

Also Check: Definite and indefinite articles Worksheet and Active and Passive Voice Worksheets!

Plants That Start With O Info Graphics

Printable infographics are an excellent way to communicate a large number of details in a brief time in a delightful way. The plants that start with O infographic can help educators and learners share their thoughts.

ESLBlock offers flashcards, free kindergarten worksheets, free preschool worksheets, and Online Quizzes.


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Also Read: Sentence Structures Worksheets

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  • Plants Start With O
  • Plants Start With O List
  • Plants Start With O Info Graphics

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