Index / States / Arkansas / Union
§1County listing — Arkansas
Union County
Arkansas
- FIPS
- 05139
- Taxa recorded
- 1,602
- State
- Arkansas
Filter
Showing 901–950 of 1,602.
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Nekemias arborea (L.) J. Wen & Boggan Native NEAR5peppervine · Vitaceae -
Nothoscordum bivalve (L.) Britton Native NOBI2crowpoison · Liliaceae -
Nuttallanthus canadensis (L.) D.A. Sutton Native NUCACanada toadflax · Scrophulariaceae -
Nuttallanthus texanus (Scheele) D.A. Sutton Native NUTETexas toadflax · Scrophulariaceae - Nymphaea odorata Aiton Native NYODAmerican white waterlily · Nymphaeaceae
- Nymphaea odorata Aiton ssp. odorata Native NYODOAmerican white waterlily · Nymphaeaceae
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Nyssa aquatica L. Native NYAQ2water tupelo · Cornaceae -
Nyssa biflora Walter Native NYBIswamp tupelo · Cornaceae -
Nyssa sylvatica Marshall Native NYSYblackgum · Cornaceae -
Oenothera biennis L. Native OEBIcommon evening primrose · Onagraceae -
Oenothera curtiflora W.L. Wagner & Hoch Native OECU2velvetweed · Onagraceae -
Oenothera filiformis (Small) W.L. Wagner & Hoch Native OEFI2longflower beeblossom · Onagraceae -
Oenothera laciniata Hill Native OELAcutleaf evening primrose · Onagraceae -
Oenothera linifolia Nutt. Native OELIthreadleaf evening primrose · Onagraceae -
Oenothera pilosella Raf. Native OEPI2meadow evening primrose · Onagraceae - Oenothera pilosella Raf. ssp. pilosella Native OEPIPmeadow evening primrose · Onagraceae
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Oenothera spachiana Torr. & A. Gray Native OESPSpach's evening primrose · Onagraceae -
Oenothera speciosa Nutt. Native OESP2pinkladies · Onagraceae -
Oenothera villosa Thunb. Native OEVIhairy evening primrose · Onagraceae - Oenothera villosa Thunb. ssp. villosa Native OEVIVhairy evening primrose · Onagraceae
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Oldenlandia boscii (DC.) Chapm. Native OLBOBosc's mille graines · Rubiaceae -
Oldenlandia uniflora L. Native OLUNclustered mille graines · Rubiaceae -
Oligoneuron nitidum (Torr. & A. Gray) Small Native OLNIshiny goldenrod · Asteraceae -
Onoclea sensibilis L. Native ONSEsensitive fern · Dryopteridaceae -
Onosmodium bejariense DC. ex A. DC. Native ONBEsoft-hair marbleseed · Boraginaceae - Onosmodium bejariense DC. ex A. DC. var. bejariense Native ONBEBsoft-hair marbleseed · Boraginaceae
- Onosmodium bejariense DC. ex A. DC. var. occidentale (Mack.) B.L. Turner Native ONBEOwestern marbleseed · Boraginaceae
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Ophioglossum crotalophoroides Walter Native OPCRbulbous adderstongue · Ophioglossaceae - Ophioglossum crotalophoroides Walter var. crotalophoroides Native OPCRCbulbous adderstongue · Ophioglossaceae
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Ophioglossum nudicaule L. f. Native OPNUleast adderstongue · Ophioglossaceae -
Ophioglossum petiolatum Hook. Native OPPE2longstem adderstongue · Ophioglossaceae -
Ophioglossum vulgatum L. Native OPVUsouthern adderstongue · Ophioglossaceae -
Oplismenus hirtellus (L.) P. Beauv. Both OPHIbasketgrass · Poaceae - Oplismenus hirtellus (L.) P. Beauv. ssp. setarius (Lam.) Mez ex Ekman Native OPHISbasketgrass · Poaceae
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Opuntia humifusa (Raf.) Raf. Native OPHUdevil's-tongue · Cactaceae -
Opuntia macrorhiza Engelm. Native OPMA2twistspine pricklypear · Cactaceae - Opuntia macrorhiza Engelm. var. macrorhiza Native OPMAM3twistspine pricklypear · Cactaceae
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Opuntia pusilla (Haw.) Haw. Native OPPU2cockspur pricklypear · Cactaceae -
Orbexilum simplex (Nutt. ex Torr. & A. Gray) Rydb. Native ORSIsinglestem leather-root · Fabaceae -
Ornithogalum umbellatum L. Introduced ORUMstar of Bethlehem · Liliaceae -
Osmunda cinnamomea L. Native OSCIcinnamon fern · Osmundaceae - Osmunda cinnamomea L. var. cinnamomea Native OSCICcinnamon fern · Osmundaceae
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Osmunda regalis L. Native OSREroyal fern · Osmundaceae - Osmunda regalis L. var. spectabilis (Willd.) A. Gray Native OSRESroyal fern · Osmundaceae
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Ostrya virginiana (Mill.) K. Koch Native OSVIhophornbeam · Betulaceae -
Oxalis corniculata L. Native OXCOcreeping woodsorrel · Oxalidaceae - Oxalis rubra A. St.-Hil. Introduced OXRUwindowbox woodsorrel · Oxalidaceae
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Oxalis stricta L. Native OXSTcommon yellow oxalis · Oxalidaceae -
Oxalis violacea L. Native OXVIviolet woodsorrel · Oxalidaceae -
Oxypolis rigidior (L.) Raf. Native OXRIstiff cowbane · Apiaceae