| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| PRBEG | Pritchardia beccariana Rock var. giffardiana Becc. | Pritchardia beccariana | Arecaceae
|
| PRBE | Pritchardia beccariana Rock | Kilauea pritchardia | Arecaceae
|
| PRBR | Pritchardia brevicalyx Becc. & Rock | Pritchardia lowreyana | Arecaceae
|
| PRDO2 | Pritchardia donata Caum | Pritchardia lowreyana | Arecaceae
|
| PREL | Pritchardia elliptica Rock & Caum | Pritchardia lanaiensis | Arecaceae
|
| PRER | Pritchardia eriophora Becc. | Pritchardia minor | Arecaceae
|
| PRER2 | Pritchardia eriostachya Becc. | Pritchardia lanigera | Arecaceae
|
| PRFI | Pritchardia filamentosa Fenzi | Washingtonia filifera | Arecaceae
|
| PRFI2 | Pritchardia filifera L. Linden | Washingtonia filifera | Arecaceae
|
| PRFO | Pritchardia forbesiana Rock | Mt. Eke pritchardia | Arecaceae
|
| PRGA | Pritchardia gaudichaudii (Mart.) H. Wendl. | Pritchardia martii | Arecaceae
|
| PRGL | Pritchardia glabrata Becc. & Rock | Pritchardia remota ssp. glabrata | Arecaceae
|
| PRHA2 | Pritchardia hardyi Rock | Makaleha pritchardia | Arecaceae
|
| PRHI | Pritchardia hillebrandii (Kuntze) Becc. | lo'ulu lelo | Arecaceae
|
| PRIN4 | Pritchardia insignis Becc. | Pritchardia hillebrandii | Arecaceae
|
| PRKAM | Pritchardia kaalae Rock var. minima Caum | Pritchardia kaalae | Arecaceae
|
| PRKA | Pritchardia kaalae Rock | Waianae Range pritchardia | Arecaceae
|
| PRKA2 | Pritchardia kahanae Rock & Caum | Pritchardia martii | Arecaceae
|
| PRKA3 | Pritchardia kahukuensis Caum | Pritchardia martii | Arecaceae
|
| PRKA4 | Pritchardia kamapuaana Caum | Pritchardia martii | Arecaceae
|
| PRLA3 | Pritchardia lanaiensis Becc. & Rock | Lanai pritchardia | Arecaceae
|
| PRLA4 | Pritchardia lanigera Becc. | lo'ulu | Arecaceae
|
| PRLI2 | Pritchardia limahuliensis St. John | | Arecaceae
|
| PRLOT | Pritchardia lowreyana Rock var. turbinata Rock | Pritchardia lowreyana | Arecaceae
|
| PRLO2 | Pritchardia lowreyana Rock | Molokai pritchardia | Arecaceae
|
| PRMA3 | Pritchardia macdanielsii Caum | Pritchardia martii | Arecaceae
|
| PRMA4 | Pritchardia macrocarpa L. Linden ex Andr� | Pritchardia lowreyana | Arecaceae
|
| PRMA5 | Pritchardia martii (Gaud.) H. Wendl. | Koolau Range pritchardia | Arecaceae
|
| PRMA6 | Pritchardia martioides Rock & Caum | Pritchardia martii | Arecaceae
|
| PRMI3 | Pritchardia minor Becc. | Alakai Swamp pritchardia | Arecaceae
|
| PRMO2 | Pritchardia montis-kea Rock | Pritchardia lanigera | Arecaceae
|
| PRMU3 | Pritchardia munroi Rock | Kamalo pritchardia | Arecaceae
|
| PRNA2 | Pritchardia napaliensis St. John | Pritchardia remota ssp. napaliensis | Arecaceae
|
| PRPE7 | Pritchardia perlmanii C.E. Gemmill | | Arecaceae
|
| PRREA | Pritchardia remota Becc. ssp. aylmer-robinsonii (St. John) R.W. Read, comb. nov. ined. | Nihoa pritchardia | Arecaceae
|
| PRREG | Pritchardia remota Becc. ssp. glabrata (Becc. & Rock) R.W. Read, comb. nov. ined. | Nihoa pritchardia | Arecaceae
|
| PRREN | Pritchardia remota Becc. ssp. napaliensis (St. John) R.W. Read, comb. nov. ined. | Nihoa pritchardia | Arecaceae
|
| PRRER | Pritchardia remota Becc. ssp. remota | Nihoa pritchardia | Arecaceae
|
| PRRE | Pritchardia remota Becc. | Nihoa pritchardia | Arecaceae
|
| PRRO | Pritchardia rockiana Becc. | Pritchardia martii | Arecaceae
|
| PRSC | Pritchardia schattaueri Hodel | lands of papa pritchardia | Arecaceae
|
| PRVI2 | Pritchardia viscosa Rock | stickybud pritchardia | Arecaceae
|
| PRWA | Pritchardia waialealeana R.W. Read | poleline pritchardia | Arecaceae
|
| PRWE | Pritchardia weissichiana Rock | Pritchardia hardyi | Arecaceae
|
| PRITC | Pritchardia Seem. & H. Wendl. | pritchardia | Arecaceae
|
| PRLA2 | Priva lappulacea (L.) Pers. | catstongue | Verbenaceae
|
| PRPO | Priva portoricensis Urban | Puerto Rico velvetburr | Verbenaceae
|
| PRIVA | Priva Adans. | priva | Verbenaceae
|
| PRPL2 | Proatriplex pleiantha (W.A. Weber) Stutz & Chu | Mancos shadscale | Chenopodiaceae
|
| PROAT | Proatriplex (W.A. Weber) Stutz & Chu | proatriplex | Chenopodiaceae
|
| PRAL4 | Proboscidea althaeifolia (Benth.) Dcne. | desert unicorn-plant | Pedaliaceae
|
| PRAR | Proboscidea arenaria (Engelm.) Dcne. | Proboscidea althaeifolia | Pedaliaceae
|
| PRCR3 | Proboscidea crassibracteata Correll | Proboscidea parviflora | Pedaliaceae
|
| PRFR3 | Proboscidea fragrans (Lindl.) Dcne. | Proboscidea louisianica ssp. fragrans | Pedaliaceae
|
| PRJU2 | Proboscidea jussieui of authors | Proboscidea louisianica | Pedaliaceae
|
| PRLO3 | Proboscidea louisiana (Miller) Wooten & Standley | Proboscidea louisianica | Pedaliaceae
|
| PRLOF | Proboscidea louisianica (P. Mill.) Thellung ssp. fragrans (Lindl.) Bretting | ram's horn | Pedaliaceae
|
| PRLOL | Proboscidea louisianica (P. Mill.) Thellung ssp. louisianica | ram's horn | Pedaliaceae
|
| PRLO | Proboscidea louisianica (P. Mill.) Thellung | ram's horn | Pedaliaceae
|
| PRLU2 | Proboscidea lutea (Lindl.) Stapf. | Ibicella lutea | Pedaliaceae
|
| PRPA2 | Proboscidea parviflora (Woot.) Woot. & Standl. | doubleclaw | Pedaliaceae
|
| PRSA2 | Proboscidea sabulosa Correll | sanddune unicorn-plant | Pedaliaceae
|
| PRSP3 | Proboscidea spicata Correll | New Mexico unicorn-plant | Pedaliaceae
|
| PROBO | Proboscidea Schmidel | unicorn-plant | Pedaliaceae
|
| PRCR2 | Prockia crucis P. Br. ex L. | guasimilla | Flacourtiaceae
|
| PROCK | Prockia P. Br. ex L. | prockia | Flacourtiaceae
|
| PRAN6 | Pronectria anisospora (Lowen) Lowen | | Hypocreaceae
|
| PRER3 | Pronectria erythrinella (Nyl.) Lowen | | Hypocreaceae
|
| PROL2 | Pronectria oligospora Lowen & Rogerson | | Hypocreaceae
|
| PRONE | Pronectria Clem. | pronectria | Hypocreaceae
|
| PRHO2 | Prosartes hookeri Torr. | Disporum hookeri var. hookeri | Liliaceae
|
| PRPA6 | Prosartes parvifolia S. Wats. | Disporum hookeri var. parvifolium | Liliaceae
|
| PRTR4 | Prosartes trachycarpa S. Wats. | Disporum trachycarpum | Liliaceae
|
| PRAM2 | Proserpinaca amblyogona (Fern.) Small | Proserpinaca palustris var. amblyogona | Haloragaceae
|
| PRIN2 | Proserpinaca intermedia Mackenzie | intermediate mermaidweed | Haloragaceae
|
| PRPAA | Proserpinaca palustris L. var. amblyogona Fern. | marsh mermaidweed | Haloragaceae
|
| PRPAC | Proserpinaca palustris L. var. crebra Fern. & Grisc. | marsh mermaidweed | Haloragaceae
|
| PRPAL | Proserpinaca palustris L. var. latifolia Schindl. | Proserpinaca palustris var. palustris | Haloragaceae
|
| PRPAP | Proserpinaca palustris L. var. palustris | marsh mermaidweed | Haloragaceae
|
| PRPA3 | Proserpinaca palustris L. | marsh mermaidweed | Haloragaceae
|
| PRPE | Proserpinaca pectinata Lam. | combleaf mermaidweed | Haloragaceae
|
| PRPL | Proserpinaca platycarpa Small | Proserpinaca palustris var. palustris | Haloragaceae
|
| PROSE | Proserpinaca L. | mermaidweed | Haloragaceae
|
| PRAF2 | Prosopis africana (Guillemin, Perrottet, & A. Rich.) Taubert | African mesquite | Fabaceae
|
| PRAL8 | Prosopis alba Griseb. | algarrobo blanco | Fabaceae
|
| PRAL11 | Prosopis alpataco Phil. | | Fabaceae
|
| PRAR6 | Prosopis argentina Burkart | | Fabaceae
|
| PRAR4 | Prosopis articulata S. Wats. | Prosopis velutina | Fabaceae
|
| PRBU2 | Prosopis burkartii Mu�oz | | Fabaceae
|
| PRCA9 | Prosopis caldenia Burkart | | Fabaceae
|
| PRCA10 | Prosopis calingastana Burkart | cusqui | Fabaceae
|
| PRCA11 | Prosopis campestris Griseb. | | Fabaceae
|
| PRCA12 | Prosopis castellanosii Burkart | | Fabaceae
|
| PRCHG | Prosopis chilensis (Molina) Stuntz var. glandulosa (Torr.) Standl. | Prosopis glandulosa var. glandulosa | Fabaceae
|
| PRCHV | Prosopis chilensis (Molina) Stuntz var. velutina (Woot.) Standl. | Prosopis velutina | Fabaceae
|
| PRCH2 | Prosopis chilensis (Molina) Stuntz | algarrobo | Fabaceae
|
| PRCI4 | Prosopis cineraria (L.) Druce | jand | Fabaceae
|
| PRCI2 | Prosopis cinerascens (Gray) Benth. | Prosopis reptans var. cinerascens | Fabaceae
|
| PRDE4 | Prosopis denudans Benth. | | Fabaceae
|
| PREL5 | Prosopis elata (Burkart) Burkart | | Fabaceae
|
| PRFA2 | Prosopis farcta (Banks & Soland.) J.F. Macbr. | Syrian mesquite | Fabaceae
|