| Symbol | Scientific name | Common name/Accepted name (for synonyms) | Family |
| PAAC8 | Panicularia acutiflora (Torr.) Kuntze | Glyceria acutiflora | Poaceae
|
| PABO4 | Panicularia borealis Nash | Glyceria borealis | Poaceae
|
| PACA21 | Panicularia canadensis (Michx.) Kuntze | Glyceria canadensis | Poaceae
|
| PAFL7 | Panicularia fluitans (L.) Kuntze | Glyceria fluitans | Poaceae
|
| PAGR4 | Panicularia grandis (S. Wats.) Nash | Glyceria grandis var. grandis | Poaceae
|
| PALA31 | Panicularia laxa Scribn. | Glyceria laxa | Poaceae
|
| PAME6 | Panicularia melicaria (Michx.) A.S. Hitchc. | Glyceria melicaria | Poaceae
|
| PANE5 | Panicularia nervata (Willd.) Kuntze | Glyceria striata | Poaceae
|
| PAOB2 | Panicularia obtusa (Muhl.) Kuntze | Glyceria obtusa | Poaceae
|
| PAPA27 | Panicularia pallida (Torr.) Kuntze | Torreyochloa pallida var. pallida | Poaceae
|
| PASE11 | Panicularia septentrionalis (A.S. Hitchc.) Bickn. | Glyceria septentrionalis | Poaceae
|
| PAST9 | Panicularia striata (Lam.) A.S. Hitchc. | Glyceria striata | Poaceae
|
| PAAB | Panicum abscissum Swallen | cutthroat grass | Poaceae
|
| PAACA2 | Panicum aciculare Desv. ex Poir. var. angustifolium (Ell.) J. Wipff & S.D. Jones | Dichanthelium aciculare | Poaceae
|
| PAACA4 | Panicum aciculare Desv. ex Poir. var. arenicoloides (Ashe) Beetle | Dichanthelium aciculare | Poaceae
|
| PAAC11 | Panicum aciculare Desv. ex Poir. | Dichanthelium aciculare | Poaceae
|
| PAAC6 | Panicum acroanthum Steud. | Panicum bisulcatum | Poaceae
|
| PAAC7 | Panicum aculeatum A.S. Hitchc. & Chase | Dichanthelium scabriusculum | Poaceae
|
| PAACC | Panicum acuminatum Sw. var. columbianum (Scribn.) Lelong | Dichanthelium sabulorum var. thinium | Poaceae
|
| PAACC2 | Panicum acuminatum Sw. var. consanguineum (Kunth) J.W. Wipff & S.D. Jones | Dichanthelium consanguineum | Poaceae
|
| PAACD | Panicum acuminatum Sw. var. densiflorum (Rand & Redf.) Lelong | Dichanthelium spretum | Poaceae
|
| PAACF | Panicum acuminatum Sw. var. fasciculatum (Torr.) Lelong | Dichanthelium acuminatum var. fasciculatum | Poaceae
|
| PAACI | Panicum acuminatum Sw. var. implicatum (Scribn.) C.F. Reed | Dichanthelium acuminatum var. fasciculatum | Poaceae
|
| PAACL2 | Panicum acuminatum Sw. var. leucothrix (Nash) Lelong | Dichanthelium leucothrix | Poaceae
|
| PAACL | Panicum acuminatum Sw. var. lindheimeri (Nash) Lelong | Dichanthelium acuminatum var. lindheimeri | Poaceae
|
| PAACL3 | Panicum acuminatum Sw. var. longiligulatum (Nash) Lelong | Dichanthelium longiligulatum | Poaceae
|
| PAACT | Panicum acuminatum Sw. var. thurowii (Scribn. & J.G. Sm.) C.F. Reed | Dichanthelium acuminatum var. thurowii | Poaceae
|
| PAACU | Panicum acuminatum Sw. var. unciphyllum (Trin.) Lelong | Dichanthelium meridionale | Poaceae
|
| PAACV | Panicum acuminatum Sw. var. villosissimum (Nash) C.F. Reed | Dichanthelium villosissimum var. villosissimum | Poaceae
|
| PAACV2 | Panicum acuminatum Sw. var. villosum (Gray) Beetle | Dichanthelium villosissimum var. villosissimum | Poaceae
|
| PAACW | Panicum acuminatum Sw. var. wrightianum (Scribn.) C.F. Reed | Dichanthelium wrightianum | Poaceae
|
| PAAC5 | Panicum acuminatum Sw. | Dichanthelium acuminatum var. acuminatum | Poaceae
|
| PAAD5 | Panicum addisonii Nash | Dichanthelium ovale var. addisonii | Poaceae
|
| PAAD3 | Panicum adhaerens Forsk. | Setaria adhaerens | Poaceae
|
| PAAD4 | Panicum adscendens Kunth | Digitaria ciliaris | Poaceae
|
| PAAD2 | Panicum adspersum Trin. | Urochloa adspersa | Poaceae
|
| PAAGC | Panicum agrostoides Spreng. var. condensum (Nash) Fern. | Panicum rigidulum var. rigidulum | Poaceae
|
| PAAGE | Panicum agrostoides Spreng. var. elongatum (Pursh) Scribn. | Panicum rigidulum var. elongatum | Poaceae
|
| PAAGR2 | Panicum agrostoides Spreng. var. ramosius (C. Mohr) Fern. | Panicum rigidulum var. rigidulum | Poaceae
|
| PAAG | Panicum agrostoides Spreng. | Panicum rigidulum var. rigidulum | Poaceae
|
| PAAL10 | Panicum alabamense Ashe | Dichanthelium ovale var. addisonii | Poaceae
|
| PAAL12 | Panicum alakaiense Skottsberg | Dichanthelium cynodon | Poaceae
|
| PAALA | Panicum alatum F. Zuloaga & O. Morrone var. alatum | winged panicgrass | Poaceae
|
| PAALL2 | Panicum alatum F. Zuloaga & O. Morrone var. longiflorum F. Zuloaga & O. Morrone | winged panicgrass | Poaceae
|
| PAALM2 | Panicum alatum F. Zuloaga & O. Morrone var. minus (Andersson) F. Zuloaga & O. Morrone | winged panicgrass | Poaceae
|
| PAAL30 | Panicum alatum F. Zuloaga & O. Morrone | winged panicgrass | Poaceae
|
| PAAL13 | Panicum albemarlense Ashe | Dichanthelium meridionale | Poaceae
|
| PAAL18 | Panicum albomarginatum Nash | Dichanthelium dichotomum var. tenue | Poaceae
|
| PAAL19 | Panicum alopecuroides L. | Pennisetum alopecuroides | Poaceae
|
| PAAM6 | Panicum amarulum A.S. Hitchc. & Chase | Panicum amarum var. amarulum | Poaceae
|
| PAAMA4 | Panicum amarum Ell. ssp. amarulum (A.S. Hitchc. & Chase) Freckmann & Lelong | Panicum amarum var. amarulum | Poaceae
|
| PAAMA2 | Panicum amarum Ell. var. amarulum (A.S. Hitchc. & Chase) P.G. Palmer | bitter panicgrass | Poaceae
|
| PAAMA3 | Panicum amarum Ell. var. amarum | bitter panicgrass | Poaceae
|
| PAAM2 | Panicum amarum Ell. | bitter panicgrass | Poaceae
|
| PAAM4 | Panicum americanum L. | Pennisetum glaucum | Poaceae
|
| PAANP | Panicum anceps Michx. var. pubescens Vasey | Panicum rigidulum var. pubescens | Poaceae
|
| PAANR | Panicum anceps Michx. var. rhizomatum (A.S. Hitchc. & Chase) Fern. | Panicum anceps | Poaceae
|
| PAAN | Panicum anceps Michx. | beaked panicgrass | Poaceae
|
| PAAN9 | Panicum angustifolium Ell. | Dichanthelium aciculare | Poaceae
|
| PAANG | Panicum annulum Ashe var. glabrescens Gleason | Dichanthelium dichotomum var. dichotomum | Poaceae
|
| PAAN10 | Panicum annulum Ashe | Dichanthelium dichotomum var. dichotomum | Poaceae
|
| PAAN4 | Panicum antidotale Retz. | blue panicum | Poaceae
|
| PAAQ | Panicum aquaticum Bosc ex Spreng., non Poir. | Sacciolepis striata | Poaceae
|
| PAAR10 | Panicum arenicoloides Ashe | Dichanthelium aciculare | Poaceae
|
| PAAR9 | Panicum arizonicum Scribn. & Merr. | Urochloa arizonica | Poaceae
|
| PAAS3 | Panicum ashei Pearson ex Ashe | Dichanthelium commutatum | Poaceae
|
| PAAU6 | Panicum auburne Ashe | Dichanthelium acuminatum var. acuminatum | Poaceae
|
| PAAUP2 | Panicum autumnale Bosc ex Spreng. var. pubiflorum Vasey ex L. H. Dewey | Digitaria cognata var. pubiflora | Poaceae
|
| PABA5 | Panicum barbatum Lam. | Setaria barbata | Poaceae
|
| PABA6 | Panicum barbinode Trin. | Urochloa mutica | Poaceae
|
| PABA8 | Panicum barbipulvinatum Nash | Panicum capillare | Poaceae
|
| PABA7 | Panicum barbulatum Michx. | Dichanthelium dichotomum var. dichotomum | Poaceae
|
| PABA2 | Panicum bartowense Scribn. & Merr. | Panicum dichotomiflorum var. bartowense | Poaceae
|
| PABE | Panicum beecheyi Hook. & Arn. | rock panicgrass | Poaceae
|
| PABE6 | Panicum benneri Fern. | Dichanthelium acuminatum var. acuminatum | Poaceae
|
| PABE9 | Panicum bennettense W.V. Brown | Dichanthelium aciculare | Poaceae
|
| PABE4 | Panicum bergii Arech. | Berg's panicgrass | Poaceae
|
| PABIB | Panicum bicknellii Nash var. bushii (Nash) Farw. | Dichanthelium boreale | Poaceae
|
| PABI7 | Panicum bicknellii Nash | Dichanthelium boreale | Poaceae
|
| PABI80 | Panicum bisulcatum Thunb. | Japanese panicgrass | Poaceae
|
| PABO7 | Panicum boliviense Hack. | Bolivian panicgrass | Poaceae
|
| PABOM | Panicum boreale Nash var. michiganense Farw. | Dichanthelium boreale | Poaceae
|
| PABO8 | Panicum boreale Nash | Dichanthelium boreale | Poaceae
|
| PABOM2 | Panicum boscii Poir. var. molle (Vasey) A.S. Hitchc. & Chase | Dichanthelium boscii | Poaceae
|
| PABO5 | Panicum boscii Poir. | Dichanthelium boscii | Poaceae
|
| PABR2 | Panicum brachyanthum Steud. | prairie panicgrass | Poaceae
|
| PABR5 | Panicum breve A.S. Hitchc. & Chase | Dichanthelium dichotomum var. breve | Poaceae
|
| PABR7 | Panicum brodiei St. John | Dichanthelium acuminatum var. fasciculatum | Poaceae
|
| PABUM | Panicum bulbosum Kunth var. minor Vasey | Panicum bulbosum | Poaceae
|
| PABU | Panicum bulbosum Kunth | bulb panicgrass | Poaceae
|
| PABU2 | Panicum bushii Nash | Dichanthelium boreale | Poaceae
|
| PACA20 | Panicum caerulescens Hack. ex A.S. Hitchc. | Dichanthelium dichotomum var. dichotomum | Poaceae
|
| PACA19 | Panicum calliphyllum Ashe | Dichanthelium boreale | Poaceae
|
| PACAB | Panicum capillare L. ssp. barbipulvinatum (Nash) Tzvelev | Panicum capillare | Poaceae
|
| PACAA | Panicum capillare L. var. agreste Gattinger | Panicum capillare | Poaceae
|
| PACAB3 | Panicum capillare L. var. barbipulvinatum (Nash) R.L. McGregor | Panicum capillare | Poaceae
|
| PACAB2 | Panicum capillare L. var. brevifolium Vasey ex Rydb. & Shear | Panicum capillare | Poaceae
|
| PACAC | Panicum capillare L. var. campestre Gattinger | Panicum gattingeri | Poaceae
|
| PACAF | Panicum capillare L. var. flexile Gattinger | Panicum flexile | Poaceae
|
| PACAH | Panicum capillare L. var. hirticaule (J. Presl) Gould | Panicum hirticaule var. hirticaule | Poaceae
|
| PACAM | Panicum capillare L. var. miliaceum (Vasey) Gould | Panicum sonorum | Poaceae
|