Harris County

Showing 901–950 of 1,387.

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  Phyllanthus pudens L.C. Wheeler Native PHPU6

  birdseed leaf-flower · Euphorbiaceae
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  Phyllanthus urinaria L. Introduced PHUR

  chamber bitter · Euphorbiaceae
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  Physalis angulata L. Native PHAN5

  cutleaf groundcherry · Solanaceae
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  Physalis cinerascens (Dunal) Hitchc. Native PHCI4

  smallflower groundcherry · Solanaceae
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  Physalis cinerascens (Dunal) Hitchc. var. cinerascens Native PHCIC3

  smallflower groundcherry · Solanaceae
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  Physalis mollis Nutt. Native PHMO9

  field groundcherry · Solanaceae
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  Physalis mollis Nutt. var. mollis Native PHMOM2

  field groundcherry · Solanaceae
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  Physalis pubescens L. Native PHPU7

  husk tomato · Solanaceae
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  Physostegia angustifolia Fernald Native PHAN6

  narrowleaf false dragonhead · Lamiaceae
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  Physostegia digitalis Small Native PHDI7

  finger false dragonhead · Lamiaceae
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  Physostegia intermedia (Nutt.) Engelm. & A. Gray Native PHIN8

  slender false dragonhead · Lamiaceae
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  Physostegia virginiana (L.) Benth. Native PHVI8

  obedient plant · Lamiaceae
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  Physostegia virginiana (L.) Benth. ssp. praemorsa (Shinners) Cantino Native PHVIP2

  obedient plant · Lamiaceae
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  Phytolacca americana L. Native PHAM4

  American pokeweed · Phytolaccaceae
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  Pinus taeda L. Native PITA

  loblolly pine · Pinaceae
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  Piptochaetium avenaceum (L.) Parodi Native PIAV

  blackseed speargrass · Poaceae
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  Pityopsis graminifolia (Michx.) Nutt. Native PIGR4

  narrowleaf silkgrass · Asteraceae
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  Planera aquatica J.F. Gmel. Native PLAQ

  planertree · Ulmaceae
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  Plantago aristata Michx. Native PLAR3

  largebracted plantain · Plantaginaceae
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  Plantago elongata Pursh Native PLEL

  prairie plantain · Plantaginaceae
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  Plantago elongata Pursh ssp. elongata Native PLELE

  prairie plantain · Plantaginaceae
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  Plantago heterophylla Nutt. Native PLHE2

  slender plantain · Plantaginaceae
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  Plantago hookeriana Fisch. & C.A. Mey. Native PLHO

  California plantain · Plantaginaceae
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  Plantago lanceolata L. Introduced PLLA

  narrowleaf plantain · Plantaginaceae
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  Plantago major L. Introduced PLMA2

  common plantain · Plantaginaceae
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  Plantago rhodosperma Decne. Native PLRH

  redseed plantain · Plantaginaceae
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  Plantago virginica L. Native PLVI

  Virginia plantain · Plantaginaceae
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  Platanthera clavellata (Michx.) Luer Native PLCL

  small green wood orchid · Orchidaceae
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  Platanthera cristata (Michx.) Lindl. Native PLCR

  crested yellow orchid · Orchidaceae
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  Platanthera flava (L.) Lindl. Native PLFL

  palegreen orchid · Orchidaceae
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  Platanthera flava (L.) Lindl. var. flava Native PLFLF

  palegreen orchid · Orchidaceae
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  Platanthera nivea (Nutt.) Luer Native PLNI

  snowy orchid · Orchidaceae
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  Platanus occidentalis L. Native PLOC

  American sycamore · Platanaceae
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  Pleopeltis polypodioides (L.) Andrews & Windham Native PLPO2

  resurrection fern · Polypodiaceae
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  Pleopeltis polypodioides (L.) Andrews & Windham ssp. michauxiana (Weath.) Andrews & Windham Native PLPOM

  resurrection fern · Polypodiaceae
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  Pluchea camphorata (L.) DC. Native PLCA7

  camphor pluchea · Asteraceae
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  Pluchea foetida (L.) DC. Native PLFO

  stinking camphorweed · Asteraceae
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  Pluchea foetida (L.) DC. var. foetida Native PLFOF

  stinking camphorweed · Asteraceae
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  Pluchea odorata (L.) Cass. Native PLOD

  sweetscent · Asteraceae
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  Pluchea odorata (L.) Cass. var. odorata Native PLODO

  sweetscent · Asteraceae
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  Pluchea rosea Godfrey Native PLRO

  rosy camphorweed · Asteraceae
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  Poa annua L. Introduced POAN

  annual bluegrass · Poaceae
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  Poa autumnalis Muhl. ex Elliott Native POAU

  autumn bluegrass · Poaceae
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  Poa sylvestris A. Gray Native POSY

  woodland bluegrass · Poaceae
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  Podophyllum peltatum L. Native POPE

  mayapple · Berberidaceae
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  Polanisia dodecandra (L.) DC. Native PODO3

  redwhisker clammyweed · Capparaceae
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  Polanisia dodecandra (L.) DC. ssp. trachysperma (Torr. & A. Gray) Iltis Native PODOT

  sandyseed clammyweed · Capparaceae
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  Polanisia erosa (Nutt.) Iltis Native POER

  large clammyweed · Capparaceae
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  Polanisia erosa (Nutt.) Iltis ssp. erosa Native POERE

  large clammyweed · Capparaceae
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  Polycarpon tetraphyllum (L.) L. Introduced POTE

  fourleaf manyseed · Caryophyllaceae