Glyceria acutiflora Torr. - Creeping manna grass. Synonymy: Panicularia acutiflora (Torr.) Kuntze

Glyceria arkansana Fern. - Arkansas manna grass. Present in the Texas flora and known locally as: Arkansas mannagrass (Texas Distribution by vegetation zone). Synonymy: Glyceria septentrionalis var. arkansana (Fern.) Steyermark & Kucera

Glyceria borealis (Nash) Batchelder - Small floating manna grass. Present in the CalFlora Database (California distribution map). Synonymy: Panicularia borealis Nash

Glyceria canadensis (Michx.) Trin. - Rattlesnake manna grass. Synonymy: Panicularia canadensis (Michx.) Kuntze

Glyceria declinata Brébiss. - Waxy manna grass.

Glyceria fluitans (L.) R. Br. - Water manna grass. Synonymy: Festuca fluitans L., Panicularia fluitans (L.) Kuntze

Glyceria X gatineauensis Bowden [melicaria X striata].

Glyceria grandis S. Wats. - American manna grass. Present in the CalFlora Database (California distribution map).

var. grandis Synonymy: Glyceria maxima ssp. grandis (S. Wats.) Hultén, Glyceria maxima var. americana (Torr.) Boivin, Panicularia grandis (S. Wats.) Nash

var. komarovii L. Kelso Synonymy: Glyceria hulteniana A. Löve

Glyceria laxa (Scribn.) Scribn. - Limp manna grass. Synonymy: Glyceria canadensis var. laxa (Scribn.) A.S. Hitchc., Glyceria X ottawensis Bowden, Panicularia laxa Scribn.

Glyceria leptostachya Buckl. - Slender-spike manna grass. Present in the CalFlora Database (California distribution map).

Glyceria maxima (Hartman) Holmb. - Reed manna grass. Synonymy: Glyceria spectabilis Mert. & Koch, Molinia maxima Hartman

Glyceria melicaria (Michx.) F.T. Hubbard - Melic manna grass. Synonymy: Panicularia melicaria (Michx.) A.S. Hitchc.

Glyceria nubigena W.A. Anderson - Great smoky mountain manna grass.

Glyceria obtusa (Muhl.) Trin. - Atlantic manna grass. Synonymy: Panicularia obtusa (Muhl.) Kuntze

Glyceria occidentalis (Piper) J.C. Nels. - Northwestern manna grass. Present in the CalFlora Database (California distribution map).

Glyceria pulchella (Nash) K. Schum. - Mackenzie valley manna grass.

Glyceria septentrionalis A.S. Hitchc. - Floating manna grass. Present in the Texas flora and known locally as: Eastern mannagrass, floating mannagrass (Texas Distribution by vegetation zone). Synonymy: Panicularia septentrionalis (A.S. Hitchc.) Bickn.

Glyceria striata (Lam.) A.S. Hitchc. - Fowl manna grass. Present in the Texas flora and known locally as: Fowl mannagrass, nerved mannagrass (Texas Distribution by vegetation zone). Present in the CalFlora Database but treated as Glyceria elata (Nash) A. Hitchc. (California distribution map). Synonymy: Glyceria elata (Nash ex Rydb.) M.E. Jones, Glyceria nervata (Willd.) Trin., Glyceria striata ssp. stricta (Scribn.) Hultén, Glyceria striata var. stricta (Scribn.) Fern., Panicularia nervata (Willd.) Kuntze, Panicularia striata (Lam.) A.S. Hitchc.

Puccinellia fasciculata (Torr.) Bickn. - Saltmarsh alkali grass. Synonymy: Glyceria borreri (Bab.) Bab., Puccinellia borreri (Bab.) Hayek

Puccinellia maritima (Huds.) Parl. - Seaside alkali grass. Synonymy: Glyceria maritima (Huds.) Wahlenb.

Puccinellia rupestris (With.) Fern. & Weatherby - British alkali grass. Synonymy: Glyceria rupestris (With.) E.S. Marshall

Puccinellia tenella (Lange) Holmb. - Tundra alkali grass.

ssp. alaskana (Scribn. & Merr.) Tzvelev Synonymy: Phippsia langeana ssp. alaskana (Scribn. & Merr.) A.& D. Löve, Puccinellia alaskana Scribn. & Merr., Puccinellia kurilensis auct. non (Takeda) Honda p.p., Puccinellia langeana ssp. alaskana (Scribn. & Merr.) Sørensen, Puccinellia paupercula var. alaskana (Scribn. & Merr.) Fern. & Weatherby, Puccinellia pumila auct. non (Vasey) A.S. Hitchc.

ssp. langeana (Berlin) Tzvelev Synonymy: Phippsia langeana (Berlin) A.& D. Löve, Puccinellia distans var. minor (S. Wats.) Boivin, Puccinellia langeana (Berlin) Sørensen ex Hultén, Puccinellia longiglumis Fern. & Weatherby, Puccinellia paupercula auct. non Fern. & Weatherby, Puccinellia paupercula var. longiglumis Fern. & Weatherby, Puccinellia pumila var. fernaldii Hultén

ssp. tenella Synonymy: Glyceria tenella Lange, Phippsia langeana ssp. asiatica (Sørensen) A.& D. Löve, Phippsia tenella (Lange) A.& D. Löve, Puccinellia langeana ssp. asiatica Sørensen

Torreyochloa californica (Beetle) Church - Sierran false manna grass. Present in the CalFlora Database but treated as Puccinellia californica (Beetle) Munz (California distribution map). Synonymy: Glyceria californica Beetle, Puccinellia californica (Beetle) Munz

Torreyochloa erecta (A.S. Hitchc.) Church - Spiked false manna grass. Present in the CalFlora Database (California distribution map). Synonymy: Glyceria erecta A.S. Hitchc., Puccinellia erecta (A.S. Hitchc.) Munz

Torreyochloa pallida (Torr.) Church - Pale false manna grass.

var. fernaldii (A.S. Hitchc.) Dore ex Koyama & Kawano Synonymy: Glyceria fernaldii (A.S. Hitchc.) St. John, Glyceria pallida var. fernaldii A.S. Hitchc., Puccinellia fernaldii (A.S. Hitchc.) E.G. Voss, Torreyochloa fernaldii (A.S. Hitchc.) Church

var. pallida Synonymy: Glyceria pallida (Torr.) Trin., Panicularia pallida (Torr.) Kuntze, Puccinellia pallida (Torr.) Clausen

var. pauciflora (J. Presl) J.I. Davis Present in the CalFlora Database (California distribution map). Synonymy: Glyceria otisii A.S. Hitchc., Glyceria pauciflora J. Presl, Puccinellia pauciflora (J. Presl) Munz, Puccinellia pauciflora var. holmii (Beal) C.L. Hitchc., Puccinellia pauciflora var. microtheca (Buckl.) C.L. Hitchc., Torreyochloa pauciflora (J. Presl) Church, Torreyochloa pauciflora var. holmii (Beal) Taylor & MacBryde, Torreyochloa pauciflora var. microtheca (Buckl.) Taylor & MacBryde