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Index of Common Names: O
Latin NameCommon NameHabitHeightHardinessGrowthSoilShadeMoistureEdibleMedicinalOther
Abelmoschus esculentusOkraAnnual1.0 5-11  LMHNM432
Acer macrophyllumOregon Maple, Bigleaf maple, Oregon MapleTree30.0 5-9 FLMHSNM313
Achnatherum hymenoidesIndian Millet, Indian ricegrassPerennial0.6 7-10  LMHNM303
Aesculus glabraOhio Buckeye, Fetid BuckeyeTree20.0 4-7 MLMHSNM213
Allium cepaOnion, Garden onionBulb0.6 4-10 MLMNM533
Allium unifoliumOne-Leaved OnionBulb0.6 7-10  LMNDM321
Amelanchier bartramianaOblongfruit serviceberryShrub3.0 4-8  LMHSNM300
Anacamptis pyramidalisPyramidal OrchidPerennial0.3 5-9  LMHNDM21 
Asclepias ovalifoliaOval-leaf milkweedPerennial0.6 5-9  LMSNDM203
Asphodelus fistulosusOnionweedAnnual/Perennial0.6 7-10  LMSNDM210
Atriplex hortensisOrach, Garden oracheAnnual1.8 5-9 FLMNM423
Atriplex truncataWedgescale SaltbushAnnual0.9 7-10  LMNDM204
Avena ludovicianaOatsAnnual0.0 -  LMHNDM202
Avena sativaOats, Common oatAnnual0.9 0-0  LMHNDM334
Balsamorhiza sagittataOregon Sunflower, Arrowleaf balsamrootPerennial0.3 4-8  LMNDM422
Bambusa odashimaeOdashimae BambooBamboo15.0 9-12 FLMHSNM400
Bauhinia purpureaOrchid Tree, Purple Butterfly Tree, Mountain Ebony, Geranium Tree, Purple BauhiniaTree10.0 9-12 FLMSNM224
Buddleia globosaOrange Ball TreeShrub5.0 6-9  LMHNM01 
Castanea ozarkensisOzark ChinkapinTree18.0 5-9  LMHSNDM301
Ceanothus sanguineusOregon Tea Tree, Redstem ceanothusShrub2.0 4-8  LMSNDM212
Celastrus orbiculatusOriental BittersweetClimber12.0 4-8 FLMFSNM121
Celtis tournefortiiOriental hackberryTree8.0 6-9  LMNDM20 
Cephalostachyum pergracileTinwa BambooBamboo10.0 10-12 SLMHSNM303
Chenopodium glaucumOak-Leaved GoosefootAnnual0.3 -  LMHNM201
Chenopodium overiOver's goosefootAnnual0.8 0-0  LMHNM201
Clematis orientalisOriental virginsbowerClimber4.0 5-9  LMHSNM011
Cornus oblongaOblong-Petal DogwoodTree6.0 8-11  LMHSNM032
Cotoneaster franchetiiOrange cotoneasterShrub3.0 5-9  LMHFSNDM103
Crassocephalum crepidioidesOkinawa Spinach, Redflower Ragleaf, FireweedPerennial0.8 10-12 FLMFSNM422
Cucumis melo chitoOrange MelonAnnual Climber1.5 9-11  LMHNM32 
Dactylorhiza incarnataMarsh OrchidBulb0.3 6-9  LMHSNM22 
Dactylorhiza maculataSpotted OrchidBulb0.6 4-8  LMHSNM22 
Datura quercifoliaOak Leaf Datura, Chinese thorn-appleAnnual1.5 7-10  LMNDM130
Edgeworthia chrysanthaOriental paperbushShrub2.0 7-10  LMHSNM012
Elaeagnus angustifoliaOleaster, Russian oliveShrub7.0 2-7 MLMHNDM424
Erodium malacoidesOval Heron's BillAnnual/Biennial0.0 -  LMNDM201
Erythrophleum ivorenseOrdealtree, sasswoodtreeTree30.0 10-12 MLMHNM134
Fagus orientalisOriental BeechTree20.0 4-8 MLMFSNDM20 
Fortunella margaritaOval KumquatShrub3.0 7-10  LMHNM301
Fouquieria splendensOcotillo. Coach whipShrub6.0 8-11 MLMHND222
Fraxinus latifoliaOregon AshTree20.0 5-9  LMHNM013
Fraxinus ornusManna Ash, Flowering ashTree9.0 5-6 SLMHNDM33 
Gymnadenia conopseaFragrant OrchidBulb0.3 6-9  LMHSNM22 
Helenium hoopesiiOwls Claws, Orange SneezeweedPerennial0.9 4-8 MLMHSNM111
Ilex integraMochi TreeTree6.0 6-9  LMHSNM10 
Iris germanica florentinaOrris, Orris-rootPerennial0.9 5-10 MLMSNM133
Isodon inflexus Perennial0.6 -  LMHSNM10 
Juglans olanchanaOlancho walnut, Central American walnutTree45.0 10-12 MLMHSNMWe203
Juniperus monospermaOne-Seed JuniperTree18.0 4-8 MLMHNDM323
Lespedeza formosaOriental lespedezaShrub2.0 5-9  LMNM003
Leucanthemum vulgareOx-Eye Daisy, MargueritePerennial0.6 3-9 MLMHNM222
Licania rigidaOiticicaTree12.0 10-12 MLMHSNMWe003
Ligusticum canbyiOshaPerennial1.2 3-6 MLMHFSM302
Lilium speciosumOriental LilyBulb1.2 4-9 MLMSNM21 
Liquidambar orientalisOriental Sweet GumTree10.0 7-10 SLMHSNM232
Lonicera ciliosaOrange HoneysuckleClimber10.0 4-8 MLMHSNM222
Maclura pomiferaOsage Orange, Bois D'ArcTree15.0 4-9 MLMHNDM124
Macromeria viridifloraGiant Trumpets, Thurber's giant-trumpetsPerennial0.9 6-9  LMHNDM011
Mahonia aquifoliumOregon Grape, Hollyleaved barberry, Oregon Holly Grape, Oregon HollyShrub2.0 4-8 FLMHFSNDM333
Mahonia nervosaOregon Grape, Cascade barberryShrub0.6 5-9 SLMHFSNDM323
Malus fuscaOregon Crab, Oregon crab appleTree12.0 5-9 SLMHSNM322
Matteuccia orientalis Fern0.6 4-8  LMHSM10 
Matteuccia pensylvanicaOstrich FernFern0.6 -  LMHSM20 
Matteuccia struthiopterisOstrich FernFern1.0 2-7 MLMHSM212
Mertensia maritimaOyster PlantPerennial0.2 3-7  LMNDM30 
Mertensia oblongifoliaOblongleaf bluebellsPerennial0.3 4-8  LMHSNMWe10 
Microtis unifoliaOnion-Leaf OrchisPerennial0.5 8-11  LMHSNM10 
Milicia regiaOroko, IrokoTree30.0 10-12 FLMNM225
Mirabilis nyctagineaWild Four O'clock Plant, Heartleaf four o'clockPerennial1.0 7-10  LMHSNM020
Nerium oleanderOleander, Rose BayShrub4.0 9-11 FMHNDM023
Nyssa ogecheOgeechee Lime, Ogeechee tupeloTree15.0 0-0  LMHSNMWe202
Ocimum basilicumSweet Basil, Common Basil, Thai Basil, Tropical BasilPerennial0.5 9-11 FLMNM432
Ocotea kenyensisTransvaal stinkwood, stinkhoutTree20.0 10-12 FLMHNM024
Oemleria cerasiformisOso Berry, Indian plumShrub2.5 5-9  LMHSM21 
Oenanthe aquaticaWater Dropwort, Fineleaf waterdropwortPerennial1.5 0-0  LMHNWeWa02 
Oenanthe javanicaWater Dropwort, Java waterdropwort, Stolon waterdropwortPerennial1.0 5-11  LMHNWeWa323
Oenanthe peucidanifolia Perennial1.0 -  LMHNWe10 
Oenocarpus distichusPataua, Bacaba, White bacabaTree8.0 10-12 SLMHNM322
Oenothera biennisEvening Primrose, Sun Drop, Common evening primroseBiennial1.2 4-8  LMNDM353
Oenothera elata hookeriHooker's Evening PrimroseBiennial/Perennial0.8 6-9  LMNDM212
Oenothera glaziovianaLarge-Flower Evening Primrose, Redsepal evening primroseBiennial1.5 3-7  LMNDM22 
Oenothera lamarckiana Biennial1.0 -  LMNDM10 
Oenothera odorata Perennial0.9 4-8  LMNDM102
Okoubaka aubrevilleiOkoubaka treeTree23.0 10-12 MLMHNDM042
Olea europaeaOlive, African olive, European oliveTree10.0 8-10 SLMHNDM434
Olearia avicenniifoliaAkeakeShrub3.0 7-10  LMNM002
Olearia paniculata Shrub6.0 8-11  LMHNM003
Onobrychis viciifoliaSainfoinPerennial1.0 5-9  LMNM104
Ononis repensRest Harrow, Common restharrowPerennial0.6 5-9  LMHNDM21 
Ononis spinosaSpiny Rest HarrowPerennial0.6 5-9  LMHNDM223
Onosma echioidesOnosmaPerennial0.3 6-9  LMNDM011
Ophrys holosericaLate Spider OrchidPerennial0.6 5-9  LMHSNDM22 
Ophrys insectiferaFly OrchidPerennial0.5 5-9  LMHSNM22 
Ophrys sphegodesEarly Spider OrchidPerennial0.5 5-9  LMHSNM22 
Opopanax chironiumOpopanaxPerennial1.8 5-9  LMHNDM012
Opuntia compressaEastern Prickly Pear, Prickly Pear CactusPerennial0.2 8-10 FLMND312
Opuntia engelmanniiEngelmann’s Prickly PearShrub2.5 8-11 FLMHNDM322
Opuntia imbricataTree CholaPerennial3.0 8-11  LMND202
Opuntia ramosissimaBranched Pencil ChollaPerennial0.6 7-10  LMND302
Opuntia robustaWheel CactusShrub2.0 9-11 MLMNDM402
Opuntia tomentosaVelvet prickly pear, Woollyjoint PricklypearPerennial4.5 9-12 MLMNDM303
Orchis italica Bulb0.3 4-8  LMHNM22 
Orchis laxifloraMarsh OrchisBulb0.8 4-8  LMHNMWe22 
Origanum majoranaSweet MarjoramPerennial0.6 6-9  LMHSNDM333
Origanum vulgareOregano, Pot MarjoramPerennial0.6 4-10 MLMHSNDM435
Ornithogalum narbonenseStar Of BethlehemBulb0.4 6-9  LMHSNM10 
Orobanche unifloraOneflowered broomrapePerennial0.3 0-0  LMHSNM11 
Oryza longistaminataPerennial wild ricePerennial1.5 10-12 FLMHNMWeWa202
Oryza sativaRice, Common RiceAnnual1.8 10-12 FLMHNMWeWa522
Oryzopsis asperifoliaMountain Rice, Roughleaf ricegrassPerennial0.5 0-0  LMHNM30 
Osmanthus fragransFragrant OliveShrub6.0 8-11  LMHSNM222
Osmanthus heterophyllusHolly Olive, Holly osmanthus, Chinese Holly, Holly Tea Olive, False HollyShrub4.0 6-9 SLMHSNM003
Osmanthus x burkwoodii Shrub3.0 5-9 SLMHSNM003
Osmunda claytonianaInterrupted FernFern0.5 3-7  LMHSNMWe21 
Osteomeles schwerinae Shrub2.0 7-10  LMHNDM10 
Osteomeles subrotunda Shrub2.0 7-10  LMHNDM10 
Ostrya virginianaIronwood, Hophornbeam, Hop Hornbeam American, Hop Hornbeam EasternTree15.0 3-9 SLMHSNM012
Oxalis corniculataYellow Sorrel, Creeping woodsorrelAnnual/Perennial0.1 4-8  LMHNDM221
Oxalis corymbosaLilac Oxalis, Pink woodsorrelPerennial0.2 7-10  LMHNDM20 
Oxalis europaea Annual/Perennial0.4 -  LMNDM20 
Oxalis grandisGreat Yellow WoodsorrelAnnual/Perennial0.2 5-7 FLMHFSM211
Oxalis magellanica Perennial0.0 5-9  LMSNDM20 
Oxalis pes-capraeBermuda ButtercupPerennial0.2 8-11  LMNDM20 
Oxalis strictaYellow Wood Sorrel, Common yellow oxalis, Common Yellow Wood Sorrel, OxalisAnnual0.3 0-0 FLMNDM211
Oxalis triangularisOxalisPerennial0.2 10-11 MLMSNDM30 
Oxalis tuberosaOcaPerennial0.5 6-9  LMNM50 
Panicum capillareOld Witch Grass, WitchgrassAnnual0.6 4-8  LMHNM211
Papaver orientaleOriental PoppyPerennial1.0 3-9 MLMNDM11 
Papaver somniferumOpium PoppyAnnual0.6 0-0  LMHNM442
Pelargonium quercifoliumOak-Leaved GeraniumShrub1.5 8-11  LMNDM023
Photinia villosaOriental photiniaShrub5.0 4-8  LMHSNM102
Phyllostachys sulphureaOugon-Kouchiku, Sulphur bambooBamboo6.0 6-9  LMHSNDM001
Pinus oocarpaOocarpa Pine, Pino amarilloTree20.0 10-12 FLMNDM123
Platanus orientalisOriental Plane, Oriental planetreeTree30.0 6-9 FLMHNM022
Podocarpus neriifoliusOleander Podocarp, Brown PineTree25.0 9-12 MLMHSNM224
Polygonum longisetumOriental lady's thumbAnnual0.5 0-0  LMHSNMWe10 
Potentilla simplexOld Field Cinquefoil, Common cinquefoilPerennial0.1 3-7  LMHSNM010
Primula elatiorOxlipPerennial0.3 3-7  MHFSM22 
Prunus lannesianaOshima CherryTree0.0 -  LMHSNM211
Pyrularia puberaOil Nut, Buffalo nutShrub3.5 4-8  LMHSM11 
Quercus alienaOriental White OakTree20.0 4-8  MHSNM222
Quercus garryanaOregon White Oak, Garry OakTree18.0 7-9 SMHSNM223
Quercus lyrataOvercup OakTree30.0 5-9 SMHSNM323
Raphanus sativus nigerOriental RadishAnnual0.5 2-11 FLMHSNM433
Rauvolfia serpentinaRauwolfia, Ajmaline, Java devil-pepperShrub1.5 10-12 MLMHSNM040
Reutealis trispermaOtaheite Walnut, Lumbang TreeTree12.0 9-12 FLMHNM024
Rhynchoryza subulataArroz bravoPerennial0.3 9-12 FLMHNMWe300
Ribes pinetorumOrange GooseberryShrub0.0 5-9  LMHNM300
Rubus laciniatusOregon Cut-Leaf Blackberry, Cutleaf blackberryShrub2.5 4-8 FLMHSNM501
Salix viminalisOsier. Basket WillowTree6.0 4-8 FLMHNMWe123
Sedum kamtschaticumOrange stonecrop, Kamschataka Sedum, Kamschataka StonecropPerennial0.1 4-10 MLMHNDM122
Sedum oreganumOregon stonecropPerennial0.2 5-9  LMHNDM102
Sedum telephiumOrpinePerennial0.5 4-8  LMHFSNDM12 
Senefeldera verticillataSenefelderaTree12.0 10-12 FLMHNM004
Solanum simileOondorooShrub2.0 8-11  LMHNDM122
Solidago nemoralisOld-Field Goldenrod, Gray goldenrodPerennial0.3 0-0  LMHSNDM111
Solidago rigidaStiff Goldenrod, Flat Topped Goldenrod, Stiff GoldenrodPerennial1.2 3-9 FLMHSNM022
Swertia bimaculata Annual/Biennial0.6 6-9  LMHSNM10 
Talinum aurantiacumOrange FlameflowerPerennial0.4 -  LMHSNM10 
Taraxacum obovatumObovate Leaved DandelionPerennial0.2 4-10  LMHSNM200
Telfairia pedataOysternutClimber20.0 10-12 FLMHSNM422
Terminalia kaernbachiiOkari NutTree20.0 10-12 FLMHNM502
Thymus vulgarisCommon Thyme, Garden thyme, Wild ThymeShrub0.2 5-11 MLMNDM435
Touchardia latifoliaOlonaShrub2.0 10-12 SLMHFSMWe004
Trigonotis icumae Perennial0.2 -  LMHSNM10 
Ullucus tuberosusOllucoPerennial0.3 8-10  LMNM300
Uvularia sessilifoliaBellwort, Sessileleaf bellwortPerennial0.3 4-8 FLMFSM21 
Vaccinium erythrocarpumSouthern Mountain CranberryShrub1.5 5-9  LMSNM300
Vaccinium macrocarponAmerican Cranberry, CranberryShrub0.2 0-0 MLMSNMWe314
Vaccinium oxycoccosSmall CranberryShrub0.1 0-0 FLMSNMWe412
Vicia articulataOne-Flower VetchAnnual0.6 -  LMHSNM103
Vicia nipponica Perennial0.8 -  LMHSNM10 
Vicia venosa Perennial0.8 -  LMHSNM10 
Weigela floridaOldfashioned weigela, Rose Weigela, Old Fashioned WeigelaShrub3.0 4-8 MLMHSNM003
Yucca whippleiOur Lord's CandleShrub2.0 7-11 SLMHSDM303

Growth: S = slow M = medium F = fast. Soil: L = light (sandy) M = medium H = heavy (clay). pH: A = acid N = neutral B = basic (alkaline). Shade: F = full shade S = semi-shade N = no shade. Moisture: D = dry M = Moist We = wet Wa = water. Rating: 1 = Minor 5 = Great.

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