Humboldt Bay Dunes and Wetlands
Compiled by Gordon Leppig & Andrea J. Pickart
RELEASE 1.0
January 2005
Home / Plant Key
Entire List by Genus
P
| SCIENTIFIC NAME | COMMON NAME | STATUS | FAMILY | CLOSE-UP | HABITAT | OTHER |
| Parapholis incurva | sickle grass | E | Poaceae | No photo | No photo | No photo |
| Parapholis strigosis | sickle grass | E I | Poaceae |
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No photo |
| Parentucellia viscosa | yellow glandweed | E I | Scrophulariaceae |
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No photo |
| Pentagramma triangularis | triangle fern | N | Pteridaceae |
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No photo |
| Phalaris arundinacea | reed canary grass | E I | Poaceae |
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| Phleum pratense | cultivated Timothy | E | Poaceae | No photo | No photo | No photo |
| Phragmites australis | common reed | E I | Poaceae |
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No photo |
| Picea sitchensis | sitcka spruce | N | Pinaceae |
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 |
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| Picris echioides | bristly ox-tongue | E I | Asteraceae |
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No photo |
| Pinus contorta ssp. contorta | beach pine | N | Pinaceae |
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No photo |
| Pinus radiata | Monterey pine | E | Pinaceae |
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No photo |
| Piperia elegans | elegant rein orchid | N | Orchidaceae |
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No photo |
| Piperia transversa | rein orchid | N | Orchidaceae |
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No photo |
| Pittosporum tenuifolium | pittosporum | E I | Pittosporaceae |
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No photo |
| Plantago coronopus | plantain | E | Plantaginaceae |
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No photo |
| Plantago erecta | plantain | N | Plantaginaceae |
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No photo |
| Plantago lanceolata | English plantain | E | Plantaginaceae |
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No photo |
| Platystemon californicus | cream cups | N | Papaveraceae |
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No photo |
| Plectritis brachystemon | plectritis | N | Valerianaceae |
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No photo |
| Plectritis congesta | sea blush | N | Valerianaceae |
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No photo |
| Pleuropogon californicus | semaphore grass | N | Poaceae |
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No photo |
| Poa annua | annual bluegrass | E | Poaceae |
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No photo | No photo |
| Poa confinis | beach bluegrass | N | Poaceae |
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No photo | No photo |
| Poa macrantha | sand-dune bluegrass | N | Poaceae |
 |
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No photo |
| Poa palustris | fowl bluegrass | E | Poaceae | No photo | No photo | No photo |
| Poa pratensis ssp. pratensis | Kentucky bluegrass | E | Poaceae |
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No photo | No photo |
| Polycarpon tetraphyllum | four-leaved allseed | E | Caryophyllaceae |
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No photo |
| Polygonum arenastrum | common knotweed or doorweed | E | Polygonaceae |
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No photo |
| Polygonum hydropiperoides | waterpepper | N | Polygonaceae |
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No photo |
| Polygonum lapathifolium | willow weed | N | Polygonaceae |
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No photo |
| Polygonum paronychia | beach knotweed | N | Polygonaceae |
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No photo |
| Polygonum persicaria | lady’s thumb | E I | Polygonaceae |
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| Polypodium calirrhiza | polypodium | N | Polypodiaceae |
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| Polypodium scouleri | leather fern | N | Polypodiaceae |
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| Polypogon maritimus/monspeliensis | rabbit grass | E I | Poaceae |
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No photo |
| Polystichum munitum | sword fern | N | Dryopteridaceae |
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No photo |
| Potamogeton nodulus | long-leaved pondweed | N | Potamogetonaceae | No photo |
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No photo |
| Potamogeton pectinatus | sago pondweed | N | Potamogetonaceae |
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No photo |
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| Potamogetun natans | floating-leaved pondweed | N | Potamogetonaceae | No photo | No photo | No photo |
| Potentilla anserina ssp. pacifica | Pacific silverweed | N | Rosaceae |
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No photo |
| Prunella vulgaris ssp. vulgaris | self-heal | N | Lamiaceae |
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No photo |
| Pseudotsuga menziesii | Douglas-fir | N | Pinaceae |
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No photo |
| Pteridium aquilinum | bracken fern | N | Dennstaedtiaceae |
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No photo |
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