Index / States / Louisiana / Caddo
§1County listing — Louisiana
Caddo County
Louisiana
- FIPS
- 22017
- Taxa recorded
- 1,796
- State
- Louisiana
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Showing 1,051–1,100 of 1,796.
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Oplismenus hirtellus (L.) P. Beauv. ssp. setarius (Lam.) Mez ex Ekman Native OPHISbasketgrass · Poaceae -
Opuntia humifusa (Raf.) Raf. Native OPHUdevil's-tongue · Cactaceae -
Orbexilum pedunculatum (Mill.) Rydb. Native ORPESampson's snakeroot · Fabaceae - Orbexilum pedunculatum (Mill.) Rydb. var. pedunculatum Native ORPEP2Sampson's snakeroot · Fabaceae
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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 debilis Kunth Introduced OXDE3pink woodsorrel · Oxalidaceae - Oxalis debilis Kunth var. corymbosa (DC.) Lourteig Introduced OXDECpink 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 -
Packera glabella (Poir.) C. Jeffrey Native PAGL17butterweed · Asteraceae -
Packera obovata (Muhl. ex Willd.) W.A. Weber & Á. Löve Native PAOB6roundleaf ragwort · Asteraceae -
Packera plattensis (Nutt.) W.A. Weber & Á. Löve Native PAPL12prairie groundsel · Asteraceae -
Packera tomentosa (Michx.) C. Jeffrey Native PATO4woolly ragwort · Asteraceae -
Panicum anceps Michx. Native PAANbeaked panicgrass · Poaceae -
Panicum brachyanthum Steud. Native PABR2prairie panicgrass · Poaceae -
Panicum capillare L. Native PACA6witchgrass · Poaceae -
Panicum dichotomiflorum Michx. Native PADIfall panicgrass · Poaceae - Panicum dichotomiflorum Michx. var. dichotomiflorum Native PADIDfall panicgrass · Poaceae
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Panicum flexile (Gattinger) Scribn. Native PAFL2wiry panicgrass · Poaceae -
Panicum hallii Vasey Native PAHAHall's panicgrass · Poaceae - Panicum hallii Vasey var. filipes (Scribn.) Waller Native PAHAFHall's panicgrass · Poaceae
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Panicum hemitomon Schult. Native PAHE2maidencane · Poaceae -
Panicum rigidulum Bosc ex Nees Native PARI4redtop panicgrass · Poaceae - Panicum rigidulum Bosc ex Nees var. pubescens (Vasey) Lelong Native PARIPredtop panicgrass · Poaceae
- Panicum rigidulum Bosc ex Nees var. rigidulum Native PARIRredtop panicgrass · Poaceae
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Panicum verrucosum Muhl. Native PAVE2warty panicgrass · Poaceae -
Panicum virgatum L. Native PAVI2switchgrass · Poaceae - Panicum virgatum L. var. virgatum Native PAVIVswitchgrass · Poaceae
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Papaver rhoeas L. Introduced PARH2corn poppy · Papaveraceae -
Parentucellia viscosa (L.) Caruel Introduced PAVI3yellow glandweed · Scrophulariaceae -
Parietaria pensylvanica Muhl. ex Willd. Native PAPE5Pennsylvania pellitory · Urticaceae -
Parkinsonia aculeata L. Native PAAC3Jerusalem thorn · Fabaceae -
Paronychia fastigiata (Raf.) Fernald Native PAFA3hairy forked nailwort · Caryophyllaceae - Paronychia fastigiata (Raf.) Fernald var. fastigiata Native PAFAFhairy forked nailwort · Caryophyllaceae
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Parthenium hispidum Raf. Native PAHI8wild quinine · Asteraceae -
Parthenium hysterophorus L. Introduced PAHYSanta Maria feverfew · Asteraceae -
Parthenocissus quinquefolia (L.) Planch. Native PAQU2Virginia creeper · Vitaceae -
Paspalum dilatatum Poir. Introduced PADI3dallisgrass · Poaceae -
Paspalum dissectum (L.) L. Native PADI5mudbank crowngrass · Poaceae -
Paspalum distichum L. Native PADI6knotgrass · Poaceae -
Paspalum floridanum Michx. Native PAFL4Florida paspalum · Poaceae