Part 7 - UNC Herbarium

POACEAE 906
Paspalum praecox Walter var. curtisianum (Steudel) Vasey, Curtis’s Crown Grass. Cp (GA, NC, SC, VA): pine savannas;
rare (NC Watch List, VA Rare). June-October. The variety was named for the Rev. Moses Ashley Curtis (of Hillsborough, NC),
not Allen Hiram Curtiss (of Jacksonville, FL); the correct spelling of the epithet is therefore "curtisianum." [= RAB, F, G; = P.
praecox var. curtissianum – C, orthographic error; < P. praecox – FNA, GW, K; = P. lentiferum Lamarck – HC, S, Y]
Paspalum praecox Walter var. praecox, Early Crown Grass. Cp (GA, NC, SC): pine savannas; rare (NC Watch List).
May-July. [= RAB, C, F, G; < P. praecox – FNA, GW, K; = P. praecox – HC, S, Y]
Paspalum propinquum Nash. Cp: {habitat}; uncommon. GA and FL. [= HC, S; < P. setaceum – K]
Paspalum pubiflorum Ruprecht var. glabrum Vasey, Hairyseed Crown Grass. Mt, Pd (GA, NC, VA), Cp (SC, VA):
disturbed areas; uncommon (NC Watch List). September-October. PA west to KS and CO, south to FL and s. TX and Mexico;
Cuba. [= C, F, G, HC, S, Y; < P. pubiflorum – RAB, FNA, GW, K, W]
* Paspalum scrobiculatum Linnaeus, Indian Paspalum. Cp (GA): disturbed areas; rare, native of India. [= FNA, HC, K]
Paspalum setaceum Michaux var. ciliatifolium (Michaux) Vasey. Cp, Pd, Mt (GA, NC, SC, VA): dry open areas and
woodlands, disturbed areas; common. June-September. S. NJ south to s. FL, west to e. TX, interior to s. WV, se. KY, e. TN, n.
AL, n. MS, c. AR, and e. OK. [= FNA, Z; < P. setaceum – RAB, GW, K, W; < P. setaceum var. ciliatifolium – C (also see var.
longepedunculatum); = P. ciliatifolium Michaux var. ciliatifolium – F, G; = P. ciliatifolium Michaux – HC, S, Y]
Paspalum setaceum Michaux var. longepedunculatum (LeConte) A. Wood. Cp (GA, NC, SC): pine flatwoods and pine
savannas; rare. June-September. Se. NC south to s. FL, west to s. MS. [= F, FNA, Z; < P. setaceum – RAB, GW, K, W; < P.
setaceum var. ciliatifolium – C; = P. longepedunculatum LeConte – G, HC, S, Y]
Paspalum setaceum Michaux var. muhlenbergii (Nash) Fernald. Mt, Pd, Cp (GA, NC, SC, VA): dry or moist soils;
common. June-September. NH west to MI, c. IL, s. IA, and c. KS, south to n. FL, s.AL, s. MS, s. LA, and c. TX. [= C, FNA, Z;
< P. setaceum – RAB, GW, K, W; > P. setaceum var. calvescens Fernald – F; > P. ciliatifolium Michaux var. muhlenbergii
(Nash) Fernald – F; = P. ciliatifolium Michaux var. muhlenbergii (Nash) Fernald – G; = P. pubescens Muhlenberg ex Willdenow
– HC, S, Y]
Paspalum setaceum Michaux var. psammophilum (Nash) D. Banks. Cp? (VA?): maritime grasslands, sandy disturbed
areas; rare. June-September. MA south to DC (VA?) in the Coastal Plain. [= C, FNA, Z; < P. setaceum – K; = P.
psammophilum Nash – F, G, HC, Y]
Paspalum setaceum Michaux var. rigidifolium (Nash) D. Banks. Cp (GA, NC?, SC?): sandhills; rare. June-September.
Ne. GA, immediately adjacent to SC (and reported for NC by HC) south to s. FL; Cuba. [= FNA, Z; < P. setaceum – RAB, GW,
K, W; = P. rigidifolium Nash – HC, S, Y]
Paspalum setaceum Michaux var. setaceum, Thin Paspalum. Cp, Pd, Mt (GA, NC, SC, VA): sandhills, savannas, dry
soils; common (uncommon in Piedmont and Mountains). June-September. MA and CT south to s. FL, west to e. TX, inland to
w. VA, s. WV, s. MO and AR; Cuba. [= C, FNA, Z; < P. setaceum – RAB, GW, K, W; > P. setaceum – G, HC, S, Y; > P.
debile Michaux – F, HC, S, Y; > P. setaceum var. setaceum – F]
Paspalum setaceum Michaux var. stramineum (Nash) D. Banks, Yellow Sand Paspalum. Cp (GA, NC): dry sandy soils;
rare. June-September. MI west to MT, south to LA, and NM; scattered eastwards, especially near the coast, perhaps at least in
part as introductions [= C, FNA, Z; < P. setaceum – RAB, GW, K, W; = P. ciliatifolium Michaux var. stramineum (Nash)
Fernald – F, G; = P. stramineum Nash – HC, Y]
Paspalum setaceum Michaux var. supinum (Bosc ex Poiret) Trinius. Cp (GA, NC, SC, VA?): sandy soils, old fields;
uncommon. June-September. E. NC (e. VA?) south to s. FL, west to s. MS. Also reported for the Coastal Plain of Virginia by
Tatnall (1946); needing confirmation of the specimen identification. [= F, FNA, Z; < P. setaceum – RAB, GW, K, W; = P.
supinum Bosc ex Poiret – HC, S]
* Paspalum urvillei Steudel, Vasey Grass. Cp, Pd (GA, NC, SC, VA): roadsides, fields, and disturbed areas; common,
introduced from South America. May-July. [= RAB, C, F, FNA, G, GW, HC, K, S, Y]
Paspalum vaginatum Swartz, Sand Knotgrass, Seashore Crown Grass. Cp (GA, NC, SC), Pd (NC): brackish marshes,
rarely inland in disturbed places; rare (NC Watch List). July. NC south to s. FL, west to s. TX, southward through the New
World tropics; Old World tropics. [= RAB, FNA, HC, K, S, Y; < P. distichum – GW]
* Paspalum virgatum Linnaeus, Talquezal. Cp (GA): disturbed areas; rare, introduced from Mexico, Central America, and
South America. [= FNA, K] {synonymy incomplete}
Paspalum caespitosum Flügge. Pinelands, hammocks. S. AL and n. FL south to s. FL; West Indies, Mexico and Central
America. [= FNA, GW, HC, K, S]
Paspalum conjugatum Bergius, Sour Paspalum. Ne. FL, FL Panhandle, and s. AL west to e. TX, south in the New World
tropics; Old World tropics. [= FNA, HC, K, S] {synonymy incomplete}
* Paspalum convexum Flügge, Mexican Paspalum. Disturbed areas. MS, LA, and e. TX, introduced from tropical America.
[= FNA, K] {synonymy incomplete}
Paspalum langei (E. Fournier) Nash, Rustyseed Paspalum. N. peninsular FL and Panhandle FL west to se. TX, and south
through the New World tropics to South America. [= FNA, K] {synonymy incomplete}
Paspalum minus E. Fournier, Matted Paspalum. Disturbed areas. FL Panhandle and s. AL west to e. TX. [= FNA, K]
{synonymy incomplete}
Paspalum monostachyum Vasey, Gulfdune Paspalum. Coastal dunes, wet prairies. AL and FL west to TX. [= FNA, HC,
K, S] {synonymy incomplete}
* Paspalum paniculatum Linnaeus, Arrocillo. Disturbed areas, native of tropical America. Ec. MS and sw. FL. [= FNA, K]
{synonymy incomplete}