Eragrostis refracta
Eragrostis echinochloidea
coastal lovegrass
African love grass, tickgrass
30-85(110) cm, glabrous and shiny below the nodes.
30-100 cm, erect to geniculate, with narrow, sunken glandular bands.
sparsely hairy at the apices, hairs to 6 mm;
ligules 0.1-0.4 mm;
blades 10-35 cm long, 2-5 mm wide, flat to involute, glabrous abaxially, scabridulous and sparsely pilose adaxially, hairs to 7 mm.
sometimes glandular, apices hairy, hairs to 5 mm;
ligules 0.4-1 mm;
blades 5-21 cm long, 2-6(7) mm wide, flat to involute, with small crateriform glands on the keels and veins, sparsely pilose adaxially.
(25)30-60 cm long, 25-40 cm wide, broadly ovate to obovate, open, diffuse;
primary branches 5-25 cm, diverging 20-90° from the rachises, capillary;
pulvini hairy or glabrous;
pedicels 0.5-25 mm, appressed, only the terminal pedicels on each branch longer than the spikelets.
4-19 cm long, 0.8-7 cm wide, oblong to ovate, glomerate, spikelets clustered in 1-sided groups;
primary branches 0.5-7.5 cm, diverging 10-90° from the rachises, angled, sinuous, glandular;
pulvini hairy, hairs to 2 mm;
pedicels 0.2-2 mm, stout, erect, without a narrow band or abscission line near the apices.
4-18(23) mm long, 1.4-3.4 mm wide, linear-lanceolate, grayish-green or stramineous to purplish, with (4)9-30 florets;
disarticulation tardy, basipetal, in the rachillas below the florets, glumes persistent.
2-5 mm long, 2-3.5 mm wide, broadly ovate, greenish, stramineous to plumbeous, with 7-14 florets;
disarticulation basipetal, glumes persistent.
narrowly lanceolate, membranous;
lower glumes 0.8-2.4 mm;
upper glumes 1.5-2.6 mm;
lemmas 1.4-2.8 mm, lanceolate, membranous, apices acute to acuminate;
paleas 1-2.6 mm, hyaline to membranous, narrower than the lemmas, apices obtuse to acute;
anthers 2, 0.3-0.5 mm, purplish or brownish.
subequal, 1.7-2.2 mm, ovate, membranous, keels with small crateriform glands, apices acute to acuminate;
lemmas 1.8-2.3 mm, broadly ovate to orbicular, chartaceous, keels with small crateriform glands, apices acute to obtuse;
paleas 1.7-2.2 mm, chartaceous, each side with a broad wing at the base, wings often projecting beyond the lemma bases, apices acute;
anthers 3, 0.5-0.9 mm, yellowish.
0.5-0.9 mm, ovoid to ellipsoid, finely striate, reddish-brown.
0.8-1.1 mm, ellipsoid, reddish-brown.
= 28.
= 30.
Eragrostis refracta
Eragrostis echinochloidea
Eragrostis refracta grows in sandy pinelands, savannahs, marshes, and woodlands on the coastal plain of the southeastern United States, at 0-150 m. It is not known from Mexico.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
Eragrostis echinochloidea is native to southern Africa. It is now established in Arizona, growing in gravel soils, often along roadsides and in sidewalks, from 700-1000 m. It has also been found in Prince George's County, Maryland.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
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