| Latin Name | Common Name | Habit | Height | Hardiness | Growth | Soil | Shade | Moisture | Edible | Medicinal | Other |
| Achnatherum hymenoides | Indian Millet, Indian ricegrass | Perennial | 0.6 |
7-10
| | LMH | N | M | 4 | 0 | 3 |
| Anacamptis pyramidalis | Pyramidal Orchid | Perennial | 0.3 |
5-9
| | LMH | N | DM | 2 | 1 | |
| Atriplex truncata | Wedgescale Saltbush | Annual | 0.5 |
4-9
| | LM | N | DM | 3 | 0 | 4 |
| Cephalostachyum pergracile | Tinwa Bamboo | Bamboo | 10.0 |
10-12
| S | LMH | SN | M | 3 | 0 | 3 |
| Dactylorhiza incarnata | Marsh Orchid | Bulb | 0.3 |
6-9
| | LMH | SN | M | 2 | 2 | |
| Dactylorhiza maculata | Spotted Orchid | Bulb | 0.6 |
4-8
| | LMH | SN | M | 2 | 2 | |
| Fraxinus ornus | Manna Ash, Flowering ash | Tree | 9.0 |
5-6
| S | LMH | N | DM | 3 | 3 | |
| Gymnadenia conopsea | Fragrant Orchid | Bulb | 0.3 |
6-9
| | LMH | SN | M | 2 | 2 | |
| Ilex integra | Mochi Tree | Tree | 6.0 |
6-9
| | LMH | SN | M | 1 | 0 | |
| Isodon inflexus | | Perennial | 0.6 |
-
| | LMH | SN | M | 1 | 0 | |
| Macromeria viridiflora | Giant Trumpets, Thurber's giant-trumpets | Perennial | 0.9 |
6-9
| | LMH | N | DM | 0 | 1 | 1 |
| Matteuccia orientalis | | Fern | 0.6 |
4-8
| | LMH | S | M | 1 | 0 | |
| Matteuccia struthiopteris | Ostrich Fern | Fern | 1.0 |
2-7
| M | LMH | S | M | 2 | 1 | 2 |
| Mirabilis nyctaginea | Wild Four O'clock Plant, Heartleaf four o'clock | Perennial | 1.0 |
7-10
| | LMH | SN | M | 0 | 2 | 0 |
| Ochlandra spp. | Elephant grass, Clumping Bamboo | Bamboo | 6.0 |
10-12
| F | LMH | SN | M | 0 | 0 | 4 |
| Ochroma pyramidale | Balsa Wood | Tree | 30.0 |
10-12
| F | LMH | N | M | 0 | 2 | 5 |
| Ocimum basilicum | Sweet Basil, Common Basil, Thai Basil, Tropical Basil | Perennial | 0.5 |
9-11
| F | LM | N | M | 4 | 3 | 2 |
| Ocimum minimum | Bush Basil | Annual | 0.3 |
9-11
| | LM | N | M | 4 | 3 | 2 |
| Ocimum tenuiflorum | Sacred Basil | Annual/Perennial | 1.0 |
10-12
| F | LMH | N | M | 4 | 4 | 2 |
| Ocotea cymosa | Varongy | Tree | 20.0 |
10-12
| M | LM | FSN | M | 2 | 0 | 4 |
| Ocotea kenyensis | Transvaal stinkwood, stinkhout | Tree | 20.0 |
10-12
| F | LMH | N | M | 0 | 2 | 4 |
| Ocotea porosa | Brazilian-walnut, imbuia | Tree | 18.0 |
10-12
| S | LMH | N | M | 0 | 0 | 4 |
| Octomeles sumatrana | Ilimo Tree | Tree | 50.0 |
10-12
| F | MH | N | M | 2 | 2 | 4 |
| Oemleria cerasiformis | Oso Berry, Indian plum | Shrub | 2.5 |
5-9
| | LMH | S | M | 2 | 1 | |
| Oenanthe aquatica | Water Dropwort, Fineleaf waterdropwort | Perennial | 1.5 |
0-0
| | LMH | N | WeWa | 0 | 2 | |
| Oenanthe javanica | Water Dropwort, Java waterdropwort, Stolon waterdropwort | Perennial | 1.0 |
5-11
| | LMH | N | WeWa | 3 | 2 | 3 |
| Oenanthe peucidanifolia | | Perennial | 1.0 |
-
| | LMH | N | We | 1 | 0 | |
| Oenanthe pimpinelloides | Meadow Parsley, Corkyfruit waterdropwort | Perennial | 1.0 |
7-10
| | LMH | N | MWe | 1 | 0 | |
| Oenanthe sarmentosa | Water Dropwort,Water parsely | Perennial | 1.0 |
0-0
| | LMH | N | MWe | 3 | 1 | 1 |
| Oenocarpus bataua | Pataua Palm. Bataua | Tree | 20.0 |
10-12
| F | MH | N | MWe | 3 | 2 | 3 |
| Oenocarpus distichus | Pataua, Bacaba, White bacaba | Tree | 8.0 |
10-12
| S | LMH | N | M | 3 | 2 | 2 |
| Oenothera albicaulis | Whitest Evening Primrose | Annual/Biennial | 0.3 |
4-8
| | LM | N | DM | 2 | 1 | |
| Oenothera biennis | Evening Primrose, Sun Drop, Common evening primrose | Biennial | 1.2 |
4-8
| | LM | N | DM | 3 | 5 | 3 |
| Oenothera brevipes | Golden Suncup | Annual | 0.3 |
-
| | LM | N | DM | 2 | 0 | |
| Oenothera elata hookeri | Hooker's Evening Primrose | Biennial/Perennial | 0.8 |
6-9
| | LM | N | DM | 2 | 1 | 2 |
| Oenothera glazioviana | Large-Flower Evening Primrose, Redsepal evening primrose | Biennial | 1.5 |
3-7
| | LM | N | DM | 2 | 2 | |
| Oenothera lamarckiana | | Biennial | 1.0 |
-
| | LM | N | DM | 1 | 0 | |
| Oenothera odorata | | Perennial | 0.9 |
4-8
| | LM | N | DM | 1 | 0 | 2 |
| Okoubaka aubrevillei | Okoubaka tree | Tree | 23.0 |
10-12
| M | LMH | N | DM | 0 | 4 | 2 |
| Oldenlandia diffusa | Snake-Needle Grass | Annual | 0.3 |
7-10
| | LMH | S | M | 0 | 3 | |
| Olea europaea | Olive, African olive, European olive | Tree | 10.0 |
8-10
| S | LMH | N | DM | 4 | 3 | 4 |
| Olearia avicenniifolia | Akeake | Shrub | 3.0 |
7-10
| | LM | N | M | 0 | 0 | 2 |
| Olearia ilicifolia | | Shrub | 3.0 |
7-10
| | LM | N | M | 0 | 0 | 3 |
| Olearia macrodonta | | Shrub | 6.0 |
7-10
| M | LMH | N | M | 0 | 0 | 3 |
| Olearia paniculata | | Shrub | 6.0 |
8-11
| | LMH | N | M | 0 | 0 | 3 |
| Olearia solandri | | Shrub | 4.0 |
8-11
| S | LMH | N | M | 0 | 0 | 3 |
| Olearia traversii | | Shrub | 10.0 |
8-11
| M | LMH | N | M | 0 | 0 | 3 |
| Olearia virgata | | Shrub | 3.5 |
6-9
| F | LMH | N | M | 0 | 0 | 3 |
| Olearia x haastii | | Shrub | 2.5 |
7-10
| | LMH | N | M | 0 | 0 | 3 |
| Olneya tesota | Desert ironwood, Ironwood | Tree | 9.0 |
0-0
| M | LMH | SN | M | 2 | 0 | 2 |
| Ongokea gore | Boleko Nut | Tree | 30.0 |
10-12
| M | LMH | SN | DM | 2 | 2 | 4 |
| Onobrychis viciifolia | Sainfoin | Perennial | 1.0 |
5-9
| | LM | N | M | 1 | 0 | 4 |
| Onoclea sensibilis | Sensitive Fern | Fern | 0.5 |
4-8
| F | LMH | FS | MWe | 2 | 2 | 2 |
| Ononis repens | Rest Harrow, Common restharrow | Perennial | 0.6 |
5-9
| | LMH | N | DM | 2 | 1 | |
| Ononis spinosa | Spiny Rest Harrow | Perennial | 0.6 |
5-9
| | LMH | N | DM | 2 | 2 | 3 |
| Onopordum acanthium | Scotch Thistle, Scotch cottonthistle | Biennial | 1.5 |
5-9
| S | LMH | SN | DM | 2 | 1 | 1 |
| Onopordum illyricum | Cotton Thistle, Illyrian cottonthistle | Biennial | 1.3 |
6-9
| | LMH | SN | M | 1 | 0 | 0 |
| Onopordum macracanthum | Cotton thistle | Biennial | 1.0 |
6-10
| F | LMH | N | DM | 2 | 0 | 1 |
| Onosma bracteatum | | Perennial | 0.4 |
-
| | LM | N | DM | 0 | 2 | 1 |
| Onosma echioides | Onosma | Perennial | 0.3 |
6-9
| | LM | N | DM | 0 | 1 | 1 |
| Onosma frutescens | | Perennial | 0.3 |
7-10
| | LM | N | DM | 0 | 0 | 1 |
| Onosma hispidum | | Perennial | 0.4 |
-
| | LM | N | DM | 1 | 1 | |
| Ophioglossum reticulatum | Adder's tongue fern | Fern | 0.2 |
10-12
| S | LM | SN | MWe | 4 | 2 | 1 |
| Ophioglossum vulgatum | Adder's Tongue, Southern adderstongue | Fern | 0.3 |
4-8
| | LMH | N | M | 1 | 2 | |
| Ophiopogon japonicus | Snake's Beard, Dwarf lilyturf, Mondo Grass, Monkey Grass, Dwarf Lilyturf | Perennial | 0.3 |
7-11
| S | LM | SN | MWeWa | 2 | 3 | 2 |
| Ophrys apifera | Bee Orchid | Perennial | 0.5 |
6-9
| | LMH | SN | DM | 2 | 2 | |
| Ophrys araneola | | Perennial | 0.5 |
6-9
| | LMH | SN | M | 2 | 2 | |
| Ophrys bertolonii | | Perennial | 0.4 |
6-9
| | LMH | SN | M | 2 | 2 | |
| Ophrys bombyliflora | | Perennial | 0.3 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Ophrys fusca | Brown Bee Orchid | Perennial | 0.4 |
6-9
| | LMH | SN | M | 2 | 2 | |
| Ophrys holoserica | Late Spider Orchid | Perennial | 0.6 |
5-9
| | LMH | SN | DM | 2 | 2 | |
| Ophrys insectifera | Fly Orchid | Perennial | 0.5 |
5-9
| | LMH | SN | M | 2 | 2 | |
| Ophrys iricolor | | Perennial | 0.3 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Ophrys lutea | Yellow Bee Orchid | Perennial | 0.3 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Ophrys scolopax | Woodcock Orchid | Perennial | 0.5 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Ophrys sphegodes | Early Spider Orchid | Perennial | 0.5 |
5-9
| | LMH | SN | M | 2 | 2 | |
| Ophrys tenthredinifera | Sawfly Orchid | Perennial | 0.5 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Ophrys vernixia | | Perennial | 0.3 |
7-10
| | LMH | SN | M | 2 | 2 | |
| Oplopanax horridus | Devil's Club | Shrub | 2.0 |
4-8
| | LMH | FS | M | 2 | 2 | 1 |
| Oplopanax japonicus | | Shrub | 3.0 |
5-9
| | LMH | FS | M | 2 | 1 | |
| Opopanax chironium | Opopanax | Perennial | 1.8 |
5-9
| | LMH | N | DM | 0 | 1 | 2 |
| Opuntia compressa | Eastern Prickly Pear, Prickly Pear Cactus | Perennial | 0.2 |
8-10
| F | LM | N | D | 3 | 1 | 2 |
| Opuntia dillenii | Dillen prickly pear, | Perennial | 1.0 |
10-12
| M | LM | N | DM | 3 | 0 | 3 |
| Opuntia engelmannii | Engelmann’s Prickly Pear | Shrub | 2.5 |
8-11
| F | LMH | N | DM | 3 | 2 | 2 |
| Opuntia erinacea | Mojave Prickly Pear | Perennial | 0.5 |
8-11
| | LM | N | D | 2 | 0 | 2 |
| Opuntia ficus-indica | Prickly Pear, Barbary fig | Perennial | 5.0 |
8-11
| M | LM | N | D | 3 | 2 | 3 |
| Opuntia fragilis | Prickly Pear, Brittle pricklypear | Perennial | 0.1 |
7-10
| | LM | N | D | 2 | 1 | 2 |
| Opuntia howeyi | | Perennial | 0.0 |
-
| | LM | N | D | 2 | 0 | 2 |
| Opuntia humifusa | Eastern Prickly Pear | Shrub | 0.2 |
4-10
| M | LM | N | DM | 3 | 2 | 2 |
| Opuntia imbricata | Tree Chola | Perennial | 3.0 |
8-11
| | LM | N | D | 2 | 0 | 2 |
| Opuntia littoralis | Western Prickly Pear | Perennial | 0.6 |
-
| | LM | N | D | 2 | 0 | 2 |
| Opuntia macrorhiza | Twist-Spine Prickly Pear | Perennial | 0.1 |
8-11
| | LM | N | D | 2 | 0 | 2 |
| Opuntia microdasys | Bunny Ears, Angel's-wings | Perennial | 0.6 |
7-10
| | LM | N | D | 2 | 0 | 2 |
| Opuntia phaeacantha | Bastard Fig, Tulip pricklypear | Perennial | 0.5 |
8-11
| | LM | N | D | 2 | 1 | 2 |
| Opuntia polyacantha | Plains Prickly Pear, El Paso pricklypear, Grizzlybear pricklypear, Navajo Bridge pricklypear, Hairsp | Perennial | 0.2 |
3-7
| | LM | N | D | 3 | 1 | 2 |
| Opuntia ramosissima | Branched Pencil Cholla | Perennial | 0.6 |
7-10
| | LM | N | D | 3 | 0 | 2 |
| Opuntia robusta | Wheel Cactus | Shrub | 2.0 |
9-11
| M | LM | N | DM | 4 | 0 | 2 |
| Opuntia tomentosa | Velvet prickly pear, Woollyjoint Pricklypear | Perennial | 4.5 |
9-12
| M | LM | N | DM | 3 | 0 | 3 |
| Orchis coriophora | Bug Orchis | Bulb | 0.3 |
4-8
| | LMH | N | M | 2 | 2 | |
| Orchis italica | | Bulb | 0.3 |
4-8
| | LMH | N | M | 2 | 2 | |
| Orchis laxiflora | Marsh Orchis | Bulb | 0.8 |
4-8
| | LMH | N | MWe | 2 | 2 | |
| Orchis mascula | Early Purple Orchis | Bulb | 0.6 |
4-8
| | LMH | SN | DM | 2 | 2 | |
| Orchis militaris | Military Orchis | Bulb | 0.6 |
4-8
| | LMH | SN | M | 2 | 2 | |
| Orchis morio | Green-Winged Orchid, Green-winged orchid | Bulb | 0.3 |
4-8
| | LMH | N | DM | 2 | 2 | |
| Orchis ustulata | Dark-Winged Orchis | Bulb | 0.2 |
4-8
| | LMH | N | MWe | 2 | 2 | |
| Oreocnide integrifolia | Wild Rhea | Tree | 12.0 |
10-12
| S | LMH | FS | MWe | 0 | 0 | 4 |
| Oreomyrrhis hookeri | | Perennial | 0.1 |
-
| | LM | N | M | 1 | 0 | |
| Origanum compactum | | Perennial | 0.3 |
-
| | LMH | N | DM | 1 | 0 | |
| Origanum dictamnus | Dittany Of Crete, Hop Marjoram | Perennial | 0.2 |
7-9
| M | LMH | N | DM | 2 | 1 | |
| Origanum glandulosum | | Perennial | 0.0 |
-
| | LMH | N | DM | 1 | 0 | |
| Origanum isthmicum | | Perennial | 0.0 |
-
| | LMH | SN | DM | 1 | 0 | |
| Origanum majorana | Sweet Marjoram | Perennial | 0.6 |
6-9
| F | LMH | SN | DM | 3 | 3 | 3 |
| Origanum onites | Pot Marjoram | Perennial | 0.3 |
7-10
| F | LMH | SN | DM | 3 | 1 | 2 |
| Origanum syriacum | Bible Hyssop | Perennial | 1.0 |
7-10
| | LMH | SN | DM | 2 | 0 | 0 |
| Origanum virens | | Perennial | 1.0 |
-
| | LMH | SN | DM | 1 | 0 | |
| Origanum vulgare | Oregano, Pot Marjoram | Perennial | 0.6 |
4-10
| M | LMH | SN | DM | 4 | 3 | 5 |
| Origanum vulgare hirtum | Greek Oregano | Perennial | 0.6 |
4-8
| M | LMH | SN | DM | 4 | 3 | 3 |
| Origanum x hybridum | | Perennial | 0.3 |
7-10
| | LMH | SN | DM | 1 | 0 | |
| Origanum x majoricum | Hardy Marjoram | Perennial | 0.6 |
6-9
| | LMH | SN | DM | 2 | 2 | 3 |
| Orixa japonica | | Shrub | 3.0 |
5-9
| | LMH | FSN | DM | 2 | 1 | 2 |
| Ornithogalum narbonense | Star Of Bethlehem | Bulb | 0.4 |
6-9
| | LMH | SN | M | 1 | 0 | |
| Ornithogalum pyrenaicum | Bath Asparagus, Pyrenees star of Bethlehem | Bulb | 0.6 |
5-9
| | LMH | SN | M | 2 | 0 | |
| Ornithogalum umbellatum | Star Of Bethlehem, Dove's Dung | Bulb | 0.3 |
6-9
| F | LMH | SN | M | 3 | 1 | 0 |
| Ornithopus sativus | Serradella, Common bird's-foot | Annual/Perennial | 0.7 |
0-0
| | LMH | SN | M | 0 | 0 | 3 |
| Orobanche ammophyla | Lie Dang | Biennial | 0.4 |
-
| | LMH | FSN | M | 2 | 2 | |
| Orobanche californica | California Broomrape, Jepson's broomrape | Perennial | 0.1 |
0-0
| | LMH | FSN | M | 2 | 1 | |
| Orobanche cernua | Nodding broomrape | Perennial | 0.3 |
0-0
| | LMH | FSN | M | 1 | 0 | |
| Orobanche crenata | Bean Broomrape | Annual | 1.2 |
6-10
| F | LMH | N | DM | 0 | 2 | 2 |
| Orobanche fasciculata | Cancer Root, Clustered broomrape | Perennial | 1.0 |
0-0
| | LMH | FSN | M | 1 | 2 | |
| Orobanche grayana | | Perennial | 0.0 |
-
| | LMH | SN | M | 1 | 1 | |
| Orobanche ludoviciana | Broomrape, Louisiana broomrape | Perennial | 1.5 |
0-0
| | LMH | FSN | M | 1 | 1 | 0 |
| Orobanche minor | Lesser Broomrape, Hellroot | Perennial | 0.5 |
0-0
| | LMH | SN | M | 0 | 0 | 0 |
| Orobanche pinorum | Conifer broomrape | Perennial | 0.0 |
0-0
| | LMH | SN | M | 1 | 1 | |
| Orobanche tuberosa | Ground Cone | Perennial | 0.1 |
-
| | LMH | FSN | M | 1 | 1 | |
| Orobanche uniflora | Oneflowered broomrape | Perennial | 0.3 |
0-0
| | LMH | SN | M | 1 | 1 | |
| Orogenia linearifolia | Indian Potato, Great Basin Indian potato | Perennial | 0.2 |
0-0
| | LM | N | M | 4 | 0 | |
| Orontium aquaticum | Golden Club | Perennial | 0.5 |
6-9
| | LMH | N | WeWa | 3 | 0 | |
| Orostachys japonica | Rock Pine | Biennial/Perennial | 0.1 |
-
| | LM | SN | M | 0 | 2 | |
| Orthilia secunda | Sidebells Wintergreen | Perennial | 0.1 |
4-8
| | LM | FSN | M | 1 | 1 | |
| Orthosiphon aristatus | Java Tea, Cat's Whiskers | Perennial | 1.0 |
9-12
| F | LMH | FSN | M | 0 | 4 | 0 |
| Orychophragmus violaceus | | Annual/Biennial | 0.3 |
6-9
| | LMH | N | M | 1 | 0 | |
| Oryza hybrids | Perennial Rice | Perennial | 2.0 |
7-12
| F | LMH | N | MWeWa | 4 | 2 | 2 |
| Oryza longistaminata | Perennial wild rice | Perennial | 1.5 |
10-12
| F | LMH | N | MWeWa | 2 | 0 | 2 |
| Oryza sativa | Rice, Common Rice | Annual | 1.8 |
10-12
| F | LMH | N | MWeWa | 5 | 2 | 2 |
| Oryzopsis asperifolia | Mountain Rice, Roughleaf ricegrass | Perennial | 0.5 |
0-0
| | LMH | N | M | 3 | 0 | |
| Osbeckia chinensis | | Perennial | 0.5 |
8-11
| | LMH | SN | M | 0 | 2 | |
| Osmanthus americana | | Tree | 15.0 |
-
| | LMH | SN | M | 1 | 0 | 2 |
| Osmanthus decorus | | Shrub | 3.0 |
6-9
| | LMH | SN | DM | 0 | 0 | 3 |
| Osmanthus delavayi | | Shrub | 3.5 |
6-9
| S | LMH | SN | DM | 0 | 0 | 3 |
| Osmanthus fragrans | Fragrant Olive | Shrub | 6.0 |
8-11
| | LMH | SN | M | 2 | 2 | 2 |
| Osmanthus heterophyllus | Holly Olive, Holly osmanthus, Chinese Holly, Holly Tea Olive, False Holly | Shrub | 4.0 |
6-9
| S | LMH | SN | M | 0 | 0 | 3 |
| Osmanthus x burkwoodii | | Shrub | 3.0 |
5-9
| S | LMH | SN | M | 0 | 0 | 3 |
| Osmorhiza aristata | | Perennial | 0.6 |
-
| | LMH | SN | M | 3 | 0 | |
| Osmorhiza chilensis | | Perennial | 0.8 |
5-9
| | LMH | SN | M | 3 | 0 | |
| Osmorhiza claytonii | Woolly Sweet-Cicely, Clayton's sweetroot | Perennial | 1.0 |
5-9
| | LMH | SN | M | 3 | 1 | 1 |
| Osmorhiza longistylis | Aniseroot, Longstyle sweetroot | Perennial | 1.2 |
5-9
| | LMH | SN | M | 3 | 1 | 1 |
| Osmorhiza obtusa | | Perennial | 1.0 |
-
| | LMH | SN | M | 3 | 0 | |
| Osmorhiza occidentalis | Western Sweet-Cicely, Western sweetroot | Perennial | 1.0 |
5-9
| | LMH | SN | M | 3 | 2 | 1 |
| Osmunda asiatica | | | 0.0 |
-
| | LMH | SN | M | 0 | 0 | |
| Osmunda cinnamomea | Cinnamon Fern | Fern | 0.6 |
4-8
| M | LMH | SN | MWe | 2 | 1 | |
| Osmunda claytoniana | Interrupted Fern | Fern | 0.5 |
3-7
| | LMH | SN | MWe | 2 | 1 | |
| Osmunda japonica | Zenmai | Fern | 1.0 |
5-9
| | LMH | SN | MWe | 2 | 0 | |
| Osmunda regalis | Royal Fern, Flowering Fern | Fern | 2.0 |
4-9
| M | LMH | SN | MWe | 0 | 2 | 3 |
| Osteomeles obtusifolia | | Shrub | 0.0 |
-
| | LMH | N | M | 1 | 0 | |
| Osteomeles schwerinae | | Shrub | 2.0 |
7-10
| | LMH | N | DM | 1 | 0 | |
| Osteomeles subrotunda | | Shrub | 2.0 |
7-10
| | LMH | N | DM | 1 | 0 | |
| Ostrya carpinifolia | Hop Hornbeam | Tree | 15.0 |
5-9
| | LMH | SN | DM | 0 | 0 | 2 |
| Ostrya virginiana | Ironwood, Hophornbeam, Hop Hornbeam American, Hop Hornbeam Eastern | Tree | 15.0 |
3-9
| S | LMH | SN | M | 0 | 1 | 2 |
| Oxalis acetosella | Wood Sorrel | Perennial | 0.1 |
3-7
| F | LMH | FSN | M | 3 | 2 | 3 |
| Oxalis adenophylla | Sauer Klee | Perennial | 0.2 |
4-8
| | LMH | SN | M | 0 | 0 | |
| Oxalis articulata | Pink Sorrel | Perennial | 0.2 |
7-10
| | LM | N | M | 3 | 0 | |
| Oxalis barrelieri | Barrelier's woodsorrel | Perennial | 0.0 |
0-0
| | LM | N | DM | 2 | 0 | |
| Oxalis bifida | | Bulb | 0.3 |
8-11
| | LM | N | DM | 2 | 0 | |
| Oxalis corniculata | Yellow Sorrel, Creeping woodsorrel | Annual/Perennial | 0.1 |
4-8
| | LMH | N | DM | 2 | 2 | 1 |
| Oxalis corymbosa | Lilac Oxalis, Pink woodsorrel | Perennial | 0.2 |
7-10
| | LMH | N | DM | 2 | 0 | |
| Oxalis deppei | Iron Cross Plant | Bulb | 0.3 |
7-10
| | LM | N | M | 4 | 0 | |
| Oxalis enneaphylla | Scurvy Grass | Perennial | 0.1 |
5-9
| | LM | N | DM | 2 | 0 | |
| Oxalis europaea | | Annual/Perennial | 0.4 |
-
| | LM | N | DM | 2 | 0 | |
| Oxalis exilis | Least Yellow Sorrel, Shady woodsorrel | Annual/Perennial | 0.1 |
4-8
| | LMH | N | DM | 2 | 2 | |
| Oxalis frutescens | Shrubby woodsorrel | Perennial | 0.0 |
0-0
| | LM | N | DM | 2 | 0 | |
| Oxalis grandis | Great Yellow Woodsorrel | Annual/Perennial | 0.2 |
5-7
| F | LMH | FS | M | 2 | 1 | 1 |
| Oxalis lasiandra | | Perennial | 0.3 |
8-11
| | LM | SN | M | 0 | 0 | |
| Oxalis magellanica | | Perennial | 0.0 |
5-9
| | LM | SN | DM | 2 | 0 | |
| Oxalis montana | Mountain Wood Sorrel | Perennial | 0.1 |
0-0
| | LMH | S | M | 2 | 0 | 1 |
| Oxalis oregana | Redwood Sorrel | Perennial | 0.2 |
6-9
| | LMH | FSN | M | 3 | 1 | 3 |
| Oxalis pes-caprae | Bermuda Buttercup | Perennial | 0.2 |
8-11
| | LM | N | DM | 2 | 0 | |
| Oxalis stricta | Yellow Wood Sorrel, Common yellow oxalis, Common Yellow Wood Sorrel, Oxalis | Annual | 0.3 |
0-0
| F | LM | N | DM | 2 | 1 | 1 |
| Oxalis tetraphylla | | Perennial | 0.1 |
7-10
| | LM | N | DM | 3 | 0 | 3 |
| Oxalis triangularis | Oxalis | Perennial | 0.2 |
10-11
| M | LM | SN | DM | 3 | 0 | |
| Oxalis tuberosa | Oca | Perennial | 0.5 |
6-9
| | LM | N | M | 5 | 0 | |
| Oxalis violacea | Violet Wood Sorrel | Bulb | 0.3 |
4-8
| | LMH | SN | DM | 3 | 1 | |
| Oxandra lanceolata | Black lancewood, lancewood, haya prieta | Tree | 10.0 |
10-12
| M | LMH | N | M | 0 | 0 | 4 |
| Oxandra laurifolia | Yaya, lancewood | Tree | 10.0 |
10-12
| M | LMH | N | M | 0 | 0 | 4 |
| Oxydendrum arboreum | Sorrel Tree, Sourwood | Tree | 10.0 |
5-8
| S | LM | SN | M | 3 | 2 | 2 |
| Oxyria digyna | Mountain Sorrel, Alpine mountainsorrel | Perennial | 0.5 |
2-8
| | LMH | SN | M | 3 | 1 | 0 |
| Oxytenanthera abyssynica | Savanah Bamboo | Bamboo | 12.0 |
10-12
| F | LMH | N | DM | 2 | 2 | 3 |
| Oxytropis lambertii | Crazy Weed, Purple locoweed | Perennial | 0.3 |
3-7
| | LM | N | DM | 2 | 0 | 0 |
| Rauvolfia serpentina | Rauwolfia, Ajmaline, Java devil-pepper | Shrub | 1.5 |
10-12
| M | LMH | SN | M | 0 | 4 | 0 |
| Rhynchoryza subulata | Arroz bravo | Perennial | 0.3 |
9-12
| F | LMH | N | MWe | 3 | 0 | 0 |
| Senefeldera verticillata | Senefeldera | Tree | 12.0 |
10-12
| F | LMH | N | M | 0 | 0 | 4 |
| Solidago rigida | Stiff Goldenrod, Flat Topped Goldenrod, Stiff Goldenrod | Perennial | 1.2 |
3-9
| F | LMH | SN | M | 0 | 2 | 2 |
| Swertia bimaculata | | Annual/Biennial | 0.6 |
6-9
| | LMH | SN | M | 1 | 0 | |
| Thymus vulgaris | Common Thyme, Garden thyme, Wild Thyme | Shrub | 0.2 |
5-11
| M | LM | N | DM | 4 | 3 | 5 |
| Trigonotis icumae | | Perennial | 0.2 |
-
| | LMH | SN | M | 1 | 0 | |
| Uvularia sessilifolia | Bellwort, Sessileleaf bellwort | Perennial | 0.3 |
4-8
| F | LM | FS | M | 2 | 1 | |
| Vaccinium erythrocarpum | Southern Mountain Cranberry | Shrub | 1.5 |
5-9
| | LM | SN | M | 3 | 0 | 0 |
| Vaccinium macrocarpon | American Cranberry, Cranberry | Shrub | 0.2 |
0-0
| M | LM | SN | MWe | 3 | 1 | 4 |
| Vaccinium oxycoccos | Small Cranberry | Shrub | 0.1 |
0-0
| F | LM | SN | MWe | 4 | 1 | 2 |
| Vicia nipponica | | Perennial | 0.8 |
-
| | LMH | SN | M | 1 | 0 | |
| Vicia venosa | | Perennial | 0.8 |
-
| | LMH | SN | M | 1 | 0 | |