Flora of North America species comparison

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Eragrostis refracta

Eragrostis elliottii

coastal lovegrass

Elliott's lovegrass, field lovegrass
Habit Plants perennial; cespitose, with innovations, without rhizomes, not glandular. Plants perennial; cespitose, with innovations, without rhizomes, not glandular.
Culms

30-85(110) cm, glabrous and shiny below the nodes.

25-80 cm, erect, glabrous and shiny below the basal nodes.
Sheaths

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.

sparsely hairy at the apices, hairs to 6 mm;

ligules 0.2-0.4 mm;

blades 6-30(52) cm long, 2-4.5 mm wide, flat, abaxial surfaces glabrous, adaxial surfaces scabridulous, sometimes with a few scattered hairs near the base.
Panicles

(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.

(25)30-60 cm long, 15—45 cm wide, broadly ovate to obovate, open, diffuse;

primary branches mostly 5-25(32) cm, diverging 20-90° from the rachises, capillary;

pulvini hairy;

pedicels (4)10-35(50) mm, widely diverging, capillary, all the pedicels on each branch longer than the spikelets.
Spikelets

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.

4-18 mm long, 1.4-3 mm wide, linear-lanceolate, grayish-green or stramineous to purplish, with (6)9-30 florets;

disarticulation acropetal, below the lemmas, paleas persistent.
Glumes

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.

narrowly lanceolate, membranous;

lower glumes 1.1-3.4 mm;

upper glumes 1.6-3.4 mm, apices acuminate;

lemmas 1.8-4.4 mm, lanceolate, membranous, lateral veins evident to inconspicuous, sometimes greenish, apices acute to acuminate;

paleas 1.1-3.5 mm, hyaline to membranous, narrower than the lemmas, apices obtuse;

anthers 2, 0.3-0.8 mm, purplish or brownish.
Caryopses

0.5-0.9 mm, ovoid to ellipsoid, finely striate, reddish-brown.

0.6-0.8 mm, ovoid to ellipsoid, finely striate, reddish-brown.
2n

= 28.

= unknown.

Eragrostis refracta

Eragrostis elliottii
Distribution
from FNA
AL; AR; DE; FL; GA; LA; MD; MO; MS; NC; NJ; OK; SC; TX; VA
[WildflowerSearch map]
[BONAP county map]
from FNA
AL; AR; FL; GA; LA; MO; MS; NC; OK; SC; TX; PR; Virgin Islands
[WildflowerSearch map]
[BONAP county map]
Discussion

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 elliottii grows in sandy pinelands and live-oak woodlands on the coastal plain, at 0-150 m. Its range extends from the southeastern United States through the West Indies and Gulf coast of Mexico to Central and South America.

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 25, p. 97. FNA vol. 25, p. 99.
Parent taxa Poaceae > subfam. Chloridoideae > tribe Cynodonteae > Eragrostis Poaceae > subfam. Chloridoideae > tribe Cynodonteae > Eragrostis
Sibling taxa
E. airoides, E. amabilis, E. atrovirens, E. bahiensis, E. barrelieri, E. capillaris, E. cilianensis, E. ciliaris, E. cumingii, E. curtipedicellata, E. curvula, E. cylindriflora, E. echinochloidea, E. elliottii, E. elongata, E. erosa, E. frankii, E. gangetica, E. hirsuta, E. hypnoides, E. intermedia, E. japonica, E. lehmanniana, E. lugens, E. lutescens, E. mexicana, E. minor, E. obtusiflora, E. palmeri, E. pectinacea, E. pilosa, E. plana, E. polytricha, E. prolifera, E. reptans, E. scaligera, E. secundiflora, E. sessilispica, E. setifolia, E. silveana, E. spectabilis, E. spicata, E. superba, E. swallenii, E. tef, E. trichodes, E. trichophora, E. unioloides
E. airoides, E. amabilis, E. atrovirens, E. bahiensis, E. barrelieri, E. capillaris, E. cilianensis, E. ciliaris, E. cumingii, E. curtipedicellata, E. curvula, E. cylindriflora, E. echinochloidea, E. elongata, E. erosa, E. frankii, E. gangetica, E. hirsuta, E. hypnoides, E. intermedia, E. japonica, E. lehmanniana, E. lugens, E. lutescens, E. mexicana, E. minor, E. obtusiflora, E. palmeri, E. pectinacea, E. pilosa, E. plana, E. polytricha, E. prolifera, E. refracta, E. reptans, E. scaligera, E. secundiflora, E. sessilispica, E. setifolia, E. silveana, E. spectabilis, E. spicata, E. superba, E. swallenii, E. tef, E. trichodes, E. trichophora, E. unioloides
Synonyms E. virginica, E. campestris
Name authority (Muhl.) Scribn. S. Watson
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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