Harris County

Showing 851–900 of 1,387.

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  Panicum rigidulum Bosc ex Nees var. rigidulum Native PARIR

  redtop panicgrass · Poaceae
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  Panicum verrucosum Muhl. Native PAVE2

  warty panicgrass · Poaceae
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  Panicum virgatum L. Native PAVI2

  switchgrass · Poaceae
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  Panicum virgatum L. var. virgatum Native PAVIV

  switchgrass · Poaceae
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  Parapholis incurva (L.) C.E. Hubbard Introduced PAIN

  curved sicklegrass · Poaceae
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  Parkinsonia aculeata L. Native PAAC3

  Jerusalem thorn · Fabaceae
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  Paronychia drummondii Torr. & A. Gray Native PADR

  Drummond's nailwort · Caryophyllaceae
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  Parthenium hysterophorus L. Introduced PAHY

  Santa Maria feverfew · Asteraceae
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  Paspalidium geminatum (Forssk.) Stapf Native PAGE2

  Egyptian panicgrass · Poaceae
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  Paspalum denticulatum Trin. Native PADE24

  longtom · Poaceae
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  Paspalum dilatatum Poir. Introduced PADI3

  dallisgrass · Poaceae
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  Paspalum distichum L. Native PADI6

  knotgrass · Poaceae
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  Paspalum floridanum Michx. Native PAFL4

  Florida paspalum · Poaceae
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  Paspalum laeve Michx. Native PALA10

  field paspalum · Poaceae
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  Paspalum langei (Fourn.) Nash Native PALA11

  rustyseed paspalum · Poaceae
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  Paspalum monostachyum Vasey Native PAMO4

  gulfdune paspalum · Poaceae
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  Paspalum notatum Flueggé Both PANO2

  bahiagrass · Poaceae
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  Paspalum plicatulum Michx. Native PAPL3

  brownseed paspalum · Poaceae
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  Paspalum praecox Walter Native PAPR4

  early paspalum · Poaceae
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  Paspalum pubiflorum Rupr. ex Fourn. Native PAPU5

  hairyseed paspalum · Poaceae
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  Paspalum setaceum Michx. Native PASE5

  thin paspalum · Poaceae
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  Paspalum urvillei Steud. Introduced PAUR2

  Vasey's grass · Poaceae
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  Passiflora lutea L. Native PALU2

  yellow passionflower · Passifloraceae
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  Pediomelum digitatum (Nutt. ex Torr. & A. Gray) Isely Native PEDI9

  palmleaf Indian breadroot · Fabaceae
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  Pediomelum hypogaeum (Nutt. ex Torr. & A. Gray) Rydb. Native PEHY4

  subterranean Indian breadroot · Fabaceae
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  Pediomelum hypogaeum (Nutt. ex Torr. & A. Gray) Rydb. var. subulatum (Bush) J. Grimes Native PEHYS2

  subterranean Indian breadroot · Fabaceae
• 
  Pellaea glabella Mett. ex Kuhn Native PEGL

  smooth cliffbrake · Pteridaceae
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  Pennisetum glaucum (L.) R. Br. Introduced PEGL2

  pearl millet · Poaceae
• 
  Pennisetum purpureum Schumach. Introduced PEPU2

  elephant grass · Poaceae
• 
  Penstemon laxiflorus Pennell Native PELA10

  nodding beardtongue · Scrophulariaceae
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  Penthorum sedoides L. Native PESE6

  ditch stonecrop · Crassulaceae
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  Pentodon pentandrus (Schumach. & Thonn.) Vatke Native PEPE14

  Hale's pentodon · Rubiaceae
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  Perilla frutescens (L.) Britton Introduced PEFR4

  beefsteakplant · Lamiaceae
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  Perilla frutescens (L.) Britton var. frutescens Introduced PEFRF2

  beefsteakplant · Lamiaceae
• 
  Persea borbonia (L.) Spreng. Native PEBO

  redbay · Lauraceae
• 
  Phalaris angusta Nees ex Trin. Native PHAN2

  timothy canarygrass · Poaceae
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  Phalaris caroliniana Walter Native PHCA6

  Carolina canarygrass · Poaceae
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  Phanopyrum gymnocarpon (Elliott) Nash Native PHGY2

  savannah-panicgrass · Poaceae
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  Phlox drummondii Hook. Native PHDR

  annual phlox · Polemoniaceae
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  Phlox drummondii Hook. ssp. drummondii Native PHDRD

  annual phlox · Polemoniaceae
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  Phlox drummondii Hook. ssp. wilcoxiana (Bogusch) Wherry Native PHDRW

  Wilcox's phlox · Polemoniaceae
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  Phlox pilosa L. Native PHPI

  downy phlox · Polemoniaceae
• 
  Phoradendron tomentosum (DC.) Engelm. ex A. Gray Native PHTO2

  Christmas mistletoe · Viscaceae
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  Phyla lanceolata (Michx.) Greene Native PHLA3

  lanceleaf fogfruit · Verbenaceae
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  Phyla nodiflora (L.) Greene Native PHNO2

  turkey tangle fogfruit · Verbenaceae
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  Phyllanthus abnormis Baill. Native PHAB

  Drummond's leaf-flower · Euphorbiaceae
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  Phyllanthus abnormis Baill. var. abnormis Native PHABA

  Drummond's leaf-flower · Euphorbiaceae
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  Phyllanthus caroliniensis Walter Native PHCA9

  Carolina leaf-flower · Euphorbiaceae
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  Phyllanthus caroliniensis Walter ssp. caroliniensis Native PHCAC

  Carolina leaf-flower · Euphorbiaceae
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  Phyllanthus fraternus G.L. Webster Introduced PHFR5

  gulf leaf-flower · Euphorbiaceae