| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| PHTUL | Physcomitrium turbinatum (Michx.) Britt. var. langloisii (Ren. & Card.) Britt. | Physcomitrium pyriforme | Funariaceae
|
| PHTU9 | Physcomitrium turbinatum (Michx.) Britt. f. australe | Physcomitrium pyriforme | Funariaceae
|
| PHTU8 | Physcomitrium turbinatum (Michx.) Britt. | Physcomitrium pyriforme | Funariaceae
|
| PHTU7 | Physcomitrium turbinatum C. M�ll. ex Lesq. & James | Physcomitrium pyriforme | Funariaceae
|
| PHWA6 | Physcomitrium washingtoniense Crum & Anderson | Washington physcomitrium moss | Funariaceae
|
| PHYSC3 | Physcomitrium (Brid.) Brid. | physcomitrium moss | Funariaceae
|
| PHAM16 | Physconia americana Essl. | frosted lichen | Physciaceae
|
| PHDE61 | Physconia detersa (Nyl.) Poelt | frosted lichen | Physciaceae
|
| PHEL6 | Physconia elegantula Essl. | frosted lichen | Physciaceae
|
| PHEN62 | Physconia enteroxantha (Nyl.) Poelt | frosted lichen | Physciaceae
|
| PHFA3 | Physconia farrea sensu Poelt | Physconia perisidiosa | Physciaceae
|
| PHIS2 | Physconia isidiigera (Zahlbr.) Essl. | frosted lichen | Physciaceae
|
| PHKU | Physconia kurokawae Kashiw. | frosted lichen | Physciaceae
|
| PHLE20 | Physconia leucoleiptes (Tuck.) Essl. | frosted lichen | Physciaceae
|
| PHMU60 | Physconia muscigena (Ach.) Poelt | frosted lichen | Physciaceae
|
| PHPE60 | Physconia perisidiosa (Erichsen) Moberg | frosted lichen | Physciaceae
|
| PHSU20 | Physconia subpallida Essl. | frosted lichen | Physciaceae
|
| PHTH5 | Physconia thomsonii Essl. | frosted lichen | Physciaceae
|
| PHYSC7 | Physconia Poelt | frosted lichen | Physciaceae
|
| PHBY | Physma byrsaeum (Ach.) Mull. Arg. | | Collemataceae
|
| PHCA28 | Physma cataractaecola de Lesd. | | Collemataceae
|
| PHYSM | Physma A. Massal. | physma | Collemataceae
|
| PHALA6 | Physocarpus alternans (M.E. Jones) J.T. Howell ssp. alternans | dwarf ninebark | Rosaceae
|
| PHALA7 | Physocarpus alternans (M.E. Jones) J.T. Howell ssp. annulatus J.T. Howell | dwarf ninebark | Rosaceae
|
| PHALP | Physocarpus alternans (M.E. Jones) J.T. Howell ssp. panamintensis J.T. Howell | dwarf ninebark | Rosaceae
|
| PHAL7 | Physocarpus alternans (M.E. Jones) J.T. Howell | dwarf ninebark | Rosaceae
|
| PHCA11 | Physocarpus capitatus (Pursh) Kuntze | Pacific ninebark | Rosaceae
|
| PHIN17 | Physocarpus intermedius (Rydb.) Schneid. | Physocarpus opulifolius var. intermedius | Rosaceae
|
| PHMA5 | Physocarpus malvaceus (Greene) Kuntze | mallow ninebark | Rosaceae
|
| PHMO4 | Physocarpus monogynus (Torr.) Coult. | mountain ninebark | Rosaceae
|
| PHOPI | Physocarpus opulifolius (L.) Maxim. var. intermedius (Rydb.) B.L. Robins. | Atlantic ninebark | Rosaceae
|
| PHOPO | Physocarpus opulifolius (L.) Maxim. var. opulifolius | common ninebark | Rosaceae
|
| PHOPT | Physocarpus opulifolius (L.) Maxim. var. tomentellus (Ser.) Boivin | Physocarpus capitatus | Rosaceae
|
| PHOP | Physocarpus opulifolius (L.) Maxim. | common ninebark | Rosaceae
|
| PHYSO | Physocarpus (Camb.) Raf. | ninebark | Rosaceae
|
| PHAB2 | Physostegia aboriginorum Fern. | Physostegia leptophylla | Lamiaceae
|
| PHAN6 | Physostegia angustifolia Fern. | narrowleaf false dragonhead | Lamiaceae
|
| PHCO17 | Physostegia correllii (Lundell) Shinners | Correll's false dragonhead | Lamiaceae
|
| PHDE6 | Physostegia denticulata (Ait.) Britt. | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHDE11 | Physostegia denticulata sensu Fern., non (Ait.) Britt. | Physostegia leptophylla | Lamiaceae
|
| PHDE8 | Physostegia denticulata sensu Small | Physostegia purpurea | Lamiaceae
|
| PHDI7 | Physostegia digitalis Small | finger false dragonhead | Lamiaceae
|
| PHED2 | Physostegia edwardsiana Shinners | Physostegia angustifolia | Lamiaceae
|
| PHFO4 | Physostegia formosior Lunell | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHGO2 | Physostegia godfreyi Cantino | Godfrey's false dragonhead | Lamiaceae
|
| PHIN8 | Physostegia intermedia (Nutt.) Engelm. & Gray | slender false dragonhead | Lamiaceae
|
| PHLE13 | Physostegia ledinghamii (Boivin) Cantino | Ledingham's false dragonhead | Lamiaceae
|
| PHLE9 | Physostegia leptophylla Small | slenderleaf false dragonhead | Lamiaceae
|
| PHLO11 | Physostegia longisepala Cantino | longsepal false dragonhead | Lamiaceae
|
| PHMI10 | Physostegia micrantha Lundell | Physostegia intermedia | Lamiaceae
|
| PHNU3 | Physostegia nuttallii (Britt.) Fassett | Physostegia parviflora | Lamiaceae
|
| PHOB3 | Physostegia obovata (Ell.) Godfrey ex Weatherby | Physostegia purpurea | Lamiaceae
|
| PHPA10 | Physostegia parviflora Nutt. ex Gray | western false dragonhead | Lamiaceae
|
| PHPR5 | Physostegia praemorsa Shinners | Physostegia virginiana ssp. praemorsa | Lamiaceae
|
| PHPU9 | Physostegia pulchella Lundell | showy false dragonhead | Lamiaceae
|
| PHPU10 | Physostegia purpurea (Walt.) Blake | eastern false dragonhead | Lamiaceae
|
| PHSE7 | Physostegia serotina Shinners | Physostegia virginiana ssp. praemorsa | Lamiaceae
|
| PHSP4 | Physostegia speciosa (Sweet) Sweet | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHVE5 | Physostegia veroniciformis Small | Physostegia leptophylla | Lamiaceae
|
| PHVIP2 | Physostegia virginiana (L.) Benth. ssp. praemorsa (Shinners) Cantino | obedient plant | Lamiaceae
|
| PHVIV | Physostegia virginiana (L.) Benth. ssp. virginiana | obedient plant | Lamiaceae
|
| PHVIA | Physostegia virginiana (L.) Benth. var. arenaria Shimek | Physostegia virginiana ssp. praemorsa | Lamiaceae
|
| PHVIE2 | Physostegia virginiana (L.) Benth. var. elongata Boivin | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHVIF | Physostegia virginiana (L.) Benth. var. formosior (Lunell) Boivin | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHVIG | Physostegia virginiana (L.) Benth. var. granulosa (Fassett) Fern. | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHVIL | Physostegia virginiana (L.) Benth. var. ledinghamii Boivin | Physostegia ledinghamii | Lamiaceae
|
| PHVIP3 | Physostegia virginiana (L.) Benth. var. parviflora (Nutt. ex Gray) Boivin | Physostegia parviflora | Lamiaceae
|
| PHVIR | Physostegia virginiana (L.) Benth. var. reducta Boivin | Physostegia virginiana ssp. praemorsa | Lamiaceae
|
| PHVIS2 | Physostegia virginiana (L.) Benth. var. speciosa (Sweet) Gray | Physostegia virginiana ssp. virginiana | Lamiaceae
|
| PHVI8 | Physostegia virginiana (L.) Benth. | obedient plant | Lamiaceae
|
| PHYSO2 | Physostegia Benth. | lionsheart | Lamiaceae
|
| PHVE11 | Physostigma venenosum Balf. | Calabar bean | Fabaceae
|
| PHYSO4 | Physostigma Balf. | physostigma | Fabaceae
|
| PHHI9 | Physurus hirtellus (Sw.) Lindl. | Erythrodes hirtella | Orchidaceae
|
| PHPL3 | Physurus plantagineus (L.) Lindl. | Erythrodes plantaginea | Orchidaceae
|
| PHQU4 | Physurus querceticola Lindl. | Platythelys querceticola | Orchidaceae
|
| PHSA8 | Physurus sagraeanus A. Rich. | Platythelys querceticola | Orchidaceae
|
| PHMA20 | Phytelephas macrocarpa Ruiz & Pavon | ivory nut palm | Arecaceae
|
| PHYTE | Phytelephas Ruiz & Pavon | nut palm | Arecaceae
|
| PHER7 | Phytoconis ericetorum (Pers.:Fr.) Redhead & Kuyper | Omphalina umbellifera | Tricholomataceae
|
| PHLU4 | Phytoconis luteovitellina (Pilat & Nannf.) Redhead & Kuyper | Omphalina alpina | Tricholomataceae
|
| PHVE9 | Phytoconis velutina (Quelet) Redhead & Kuyper | Omphalina velutina | Tricholomataceae
|
| PHVI13 | Phytoconis viridis (Ach.) Redhead & Kuyper | Omphalina hudsoniana | Tricholomataceae
|
| PHAC80 | Phytolacca acinosa sensu Pope | Phytolacca octandra | Phytolaccaceae
|
| PHAMA3 | Phytolacca americana L. var. americana | American pokeweed | Phytolaccaceae
|
| PHAMR | Phytolacca americana L. var. rigida (Small) Caulkins & Wyatt | American pokeweed | Phytolaccaceae
|
| PHAM4 | Phytolacca americana L. | American pokeweed | Phytolaccaceae
|
| PHBO9 | Phytolacca bogotensis Kunth | | Phytolaccaceae
|
| PHBR9 | Phytolacca brachystachys Moq. | Phytolacca sandwicensis | Phytolaccaceae
|
| PHDE9 | Phytolacca decandra L. | Phytolacca americana var. americana | Phytolaccaceae
|
| PHDO5 | Phytolacca dodecandra L'Her. | pokeweed | Phytolaccaceae
|
| PHHE8 | Phytolacca heteropetala H. Walt. | Mexican pokeweed | Phytolaccaceae
|
| PHIC | Phytolacca icosandra L. | | Phytolaccaceae
|
| PHOC | Phytolacca octandra L. | red inkplant | Phytolaccaceae
|
| PHRI2 | Phytolacca rigida Small | Phytolacca americana var. rigida | Phytolaccaceae
|
| PHRI3 | Phytolacca rivinoides Kunth & Bouch� | Venezuelan pokeweed | Phytolaccaceae
|
| PHSAP | Phytolacca sandwicensis Endl. var. puberulenta (O. Deg.) St. John | Phytolacca sandwicensis | Phytolaccaceae
|
| PHSA2 | Phytolacca sandwicensis Endl. | Hawai'i pokeweed | Phytolaccaceae
|
| PHYTO | Phytolacca L. | pokeweed | Phytolaccaceae
|
| PICR2 | Piaropus crassipes (Mart.) Raf. | Eichhornia crassipes | Pontederiaceae
|
| PIDI6 | Piaropus diversifolius (Vahl) P. Wilson | Eichhornia diversifolia | Pontederiaceae
|