| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| PHTR4 | Phaseolus trichocarpus C. Wright | Vigna longifolia | Fabaceae
|
| PHTR8 | Phaseolus trinervius Wight & Arnott | Vigna radiata var. sublobata | Fabaceae
|
| PHTU6 | Phaseolus tunkinensis Lour. | Phaseolus lunatus | Fabaceae
|
| PHVUH | Phaseolus vulgaris L. var. humilis Alef. | Phaseolus vulgaris | Fabaceae
|
| PHVU | Phaseolus vulgaris L. | kidney bean | Fabaceae
|
| PHWR | Phaseolus wrightii Gray | Phaseolus filiformis | Fabaceae
|
| PHASE | Phaseolus L. | bean | Fabaceae
|
| PHSP2 | Phaulothamnus spinescens Gray | devilqueen | Achatocarpaceae
|
| PHAUL | Phaulothamnus Gray | phaulothamnus | Achatocarpaceae
|
| PHCO24 | Phegopteris connectilis (Michx.) Watt | long beechfern | Thelypteridaceae
|
| PHDR3 | Phegopteris dryopteris (L.) F�e | Gymnocarpium dryopteris | Dryopteridaceae
|
| PHHE11 | Phegopteris hexagonoptera (Michx.) F�e | broad beechfern | Thelypteridaceae
|
| PHPO9 | Phegopteris polypodioides F�e | Phegopteris connectilis | Thelypteridaceae
|
| PHRO9 | Phegopteris robertiana (Hoffmann) A. Braun ex Aschers. | Gymnocarpium robertianum | Dryopteridaceae
|
| PHEGO | Phegopteris F�e | beechfern | Thelypteridaceae
|
| PHER4 | Phelipaea erianthera Engelm. | Orobanche ludoviciana ssp. multiflora | Orobanchaceae
|
| PHPI3 | Phelipaea pinorum (Geyer ex Hook.) Gray | Orobanche pinorum | Orobanchaceae
|
| PHTU5 | Phelipaea tuberosa Gray | Orobanche bulbosa | Orobanchaceae
|
| PHAM2 | Phellodendron amurense Rupr. | Amur corktree | Rutaceae
|
| PHJA | Phellodendron japonicum Maxim. | Japanese corktree | Rutaceae
|
| PHELL | Phellodendron Rupr. | corktree | Rutaceae
|
| PHMO10 | Phellopterus montanus Nutt. ex Torr. & Gray (pro syn.) | Cymopterus montanus | Apiaceae
|
| PHTE9 | Phellosperma tetrancistra (Engelm.) Britt. & Rose | Mammillaria tetrancistra | Cactaceae
|
| PHSE6 | Phenianthus sempervirens (L.) Raf. | Lonicera sempervirens var. sempervirens | Caprifoliaceae
|
| PHBA2 | Pherotrichis balbisii (Dcne.) Gray | Matelea balbisii | Asclepiadaceae
|
| PHGR11 | Phialanthus grandifolius Alain | aquilon prieto | Rubiaceae
|
| PHMY | Phialanthus myrtilloides Griseb. | candlewood | Rubiaceae
|
| PHIAL | Phialanthus Griseb. | phialanthus | Rubiaceae
|
| PHAR12 | Philadelphus argenteus Rydb. | silver mock orange | Hydrangeaceae
|
| PHAR10 | Philadelphus argyrocalyx Woot. | silvercup mock orange | Hydrangeaceae
|
| PHCA18 | Philadelphus californicus Benth. | California mock orange | Hydrangeaceae
|
| PHCA44 | Philadelphus caucasicus Koehne | golden mock orange | Hydrangeaceae
|
| PHCO25 | Philadelphus confusus Piper | Piper's mock orange | Hydrangeaceae
|
| PHCO32 | Philadelphus cordifolius Lange | heartleaf mock orange | Hydrangeaceae
|
| PHCO7 | Philadelphus coronarius L. | sweet mock orange | Hydrangeaceae
|
| PHCR3 | Philadelphus crinitus (C.L. Hitchc.) Hu | TransPecos mock orange | Hydrangeaceae
|
| PHER | Philadelphus ernestii Hu | canyon mock orange | Hydrangeaceae
|
| PHFL4 | Philadelphus floridus Beadle | Florida mock orange | Hydrangeaceae
|
| PHGA | Philadelphus gattingeri Hu | Gattinger's mock orange | Hydrangeaceae
|
| PHGL9 | Philadelphus gloriosus Beadle | Philadelphus inodorus | Hydrangeaceae
|
| PHGOC | Philadelphus gordonianus Lindl. var. columbianus (Koehne) Rehd. | Philadelphus californicus | Hydrangeaceae
|
| PHGO4 | Philadelphus gordonianus Lindl. | Philadelphus lewisii | Hydrangeaceae
|
| PHGR18 | Philadelphus grandiflorus Willd. | Philadelphus inodorus | Hydrangeaceae
|
| PHHII | Philadelphus hirsutus Nutt. var. intermedius Hu | Philadelphus hirsutus | Hydrangeaceae
|
| PHHIN | Philadelphus hirsutus Nutt. var. nanus Hu | Philadelphus hirsutus | Hydrangeaceae
|
| PHHI2 | Philadelphus hirsutus Nutt. | streambank mock orange | Hydrangeaceae
|
| PHHI3 | Philadelphus hitchcockianus Hu | Hitchcock's mock orange | Hydrangeaceae
|
| PHINC | Philadelphus inodorus L. var. carolinus Hu | Philadelphus inodorus | Hydrangeaceae
|
| PHING | Philadelphus inodorus L. var. grandiflorus (Willd.) Gray | Philadelphus inodorus | Hydrangeaceae
|
| PHINL | Philadelphus inodorus L. var. laxus (Schrad.) Hu | Philadelphus inodorus | Hydrangeaceae
|
| PHINS | Philadelphus inodorus L. var. strigosus Beadle | Philadelphus inodorus | Hydrangeaceae
|
| PHIN5 | Philadelphus inodorus L. | scentless mock orange | Hydrangeaceae
|
| PHIN21 | Philadelphus insignis Carr. | summer mock orange | Hydrangeaceae
|
| PHINP | Philadelphus intectus Beadle var. pubigerus Hu | Philadelphus pubescens var. intectus | Hydrangeaceae
|
| PHIN22 | Philadelphus intectus Beadle | Philadelphus pubescens var. intectus | Hydrangeaceae
|
| PHKA4 | Philadelphus karwinskianus Koehne | evergreen mock orange | Hydrangeaceae
|
| PHLA12 | Philadelphus latifolius Schrad. ex DC. | Philadelphus pubescens var. pubescens | Hydrangeaceae
|
| PHLEC | Philadelphus lewisii Pursh ssp. californicus (Benth.) Munz | Philadelphus californicus | Hydrangeaceae
|
| PHLEG | Philadelphus lewisii Pursh ssp. gordonianus (Lindl.) Munz | Philadelphus lewisii | Hydrangeaceae
|
| PHLEA | Philadelphus lewisii Pursh var. angustifolius (Rydb.) Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEE | Philadelphus lewisii Pursh var. ellipticus Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEG2 | Philadelphus lewisii Pursh var. gordonianus (Lindl.) Jepson | Philadelphus lewisii | Hydrangeaceae
|
| PHLEH | Philadelphus lewisii Pursh var. helleri (Rydb.) Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEI | Philadelphus lewisii Pursh var. intermedius (A. Nels.) Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEO | Philadelphus lewisii Pursh var. oblongifolius Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEP2 | Philadelphus lewisii Pursh var. parvifolius Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLEP3 | Philadelphus lewisii Pursh var. platyphyllus (Rydb.) Hu | Philadelphus lewisii | Hydrangeaceae
|
| PHLE4 | Philadelphus lewisii Pursh | Lewis' mock orange | Hydrangeaceae
|
| PHMA7 | Philadelphus maculatus (C.L. Hitchc.) Hu | spotted mock orange | Hydrangeaceae
|
| PHMA8 | Philadelphus madrensis Hemsl. | desert mountain mock orange | Hydrangeaceae
|
| PHME4 | Philadelphus mearnsii W.H. Evans ex Koehne | Mearns' mock orange | Hydrangeaceae
|
| PHMIA4 | Philadelphus microphyllus Gray ssp. argenteus (Rydb.) C.L. Hitchc. | Philadelphus argenteus | Hydrangeaceae
|
| PHMIA2 | Philadelphus microphyllus Gray ssp. argyrocalyx (Woot.) C.L. Hitchc. | Philadelphus argyrocalyx | Hydrangeaceae
|
| PHMIO4 | Philadelphus microphyllus Gray ssp. occidentalis (A. Nels.) C.L. Hitchc. | Philadelphus occidentalis var. occidentalis | Hydrangeaceae
|
| PHMIP | Philadelphus microphyllus Gray ssp. pumilus (Rydb.) C.L. Hitchc. | Philadelphus pumilus var. pumilus | Hydrangeaceae
|
| PHMIS | Philadelphus microphyllus Gray ssp. stramineus (Rydb.) C.L. Hitchc. | Philadelphus microphyllus | Hydrangeaceae
|
| PHMIT | Philadelphus microphyllus Gray ssp. typicus C.L. Hitchc. | Philadelphus microphyllus | Hydrangeaceae
|
| PHMIA3 | Philadelphus microphyllus Gray var. argenteus (Rydb.) Kearney & Peebles | Philadelphus argenteus | Hydrangeaceae
|
| PHMIL | Philadelphus microphyllus Gray var. linearis Hu | Philadelphus microphyllus | Hydrangeaceae
|
| PHMIM2 | Philadelphus microphyllus Gray var. minutus (Rydb.) Hu | Philadelphus microphyllus | Hydrangeaceae
|
| PHMIO3 | Philadelphus microphyllus Gray var. occidentalis (A. Nels.) Dorn | Philadelphus occidentalis var. occidentalis | Hydrangeaceae
|
| PHMIO2 | Philadelphus microphyllus Gray var. ovatus Hu | Philadelphus microphyllus | Hydrangeaceae
|
| PHMI4 | Philadelphus microphyllus Gray | littleleaf mock orange | Hydrangeaceae
|
| PHOCM | Philadelphus occidentalis A. Nels. var. minutus (Rydb.) Hu | western mock orange | Hydrangeaceae
|
| PHOCO | Philadelphus occidentalis A. Nels. var. occidentalis | western mock orange | Hydrangeaceae
|
| PHOC2 | Philadelphus occidentalis A. Nels. | western mock orange | Hydrangeaceae
|
| PHOR4 | Philadelphus oreganus Nutt. ex Torr. & Gray | Oregon mock orange | Hydrangeaceae
|
| PHPA11 | Philadelphus palmeri Rydb. | Palmer's mock orange | Hydrangeaceae
|
| PHPUI2 | Philadelphus pubescens Loisel. var. intectus (Beadle) A.H. Moore | hoary mock orange | Hydrangeaceae
|
| PHPUP | Philadelphus pubescens Loisel. var. pubescens | hoary mock orange | Hydrangeaceae
|
| PHPUV | Philadelphus pubescens Loisel. var. verrucosus (Schrad.) Hu | Philadelphus pubescens var. pubescens | Hydrangeaceae
|
| PHPU4 | Philadelphus pubescens Loisel. | hoary mock orange | Hydrangeaceae
|
| PHPUO | Philadelphus pumilus Rydb. var. ovatus Hu | dwarf mock orange | Hydrangeaceae
|
| PHPUP2 | Philadelphus pumilus Rydb. var. pumilus | dwarf mock orange | Hydrangeaceae
|
| PHPU15 | Philadelphus pumilus Rydb. | dwarf mock orange | Hydrangeaceae
|
| PHSE2 | Philadelphus serpyllifolius Gray | thymeleaf mock orange | Hydrangeaceae
|
| PHSHP | Philadelphus sharpianus Hu var. parviflorus Hu | Philadelphus sharpianus | Hydrangeaceae
|
| PHSH | Philadelphus sharpianus Hu | Sharp's mock orange | Hydrangeaceae
|
| PHST10 | Philadelphus stramineus Rydb. | Philadelphus microphyllus | Hydrangeaceae
|
| PHTEC | Philadelphus texensis Hu var. coryanus Hu | Texas mock orange | Hydrangeaceae
|
| PHTET | Philadelphus texensis Hu var. texensis | Texas mock orange | Hydrangeaceae
|