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coral dropseed

Habit Plants perennial; cespitose, not rhizomatous.
Culms

20-100 cm.

Sheaths

rounded below, distal margins and apices hairy, hairs to 3 mm;

ligules 0.2-1.2 mm;

blades 5-20 cm long, 3-8 mm wide, flat to loosely involute, glabrous abaxially, scabridulous adaxially, margins scabridulous.

Panicles

10-25(35) cm long, 1-5 cm wide, usually some-what contracted, sometimes spikelike, often interrupted below;

primary branches 0.7-7 cm, appressed or spreading to 30° from the rachis, spikelet-bearing to the base;

secondary branches appressed;

pedicels 0.2-1.4 mm, appressed.

Spikelets

1.6-2 mm, yellowish-green to grayish.

Glumes

unequal, linear-lanceolate to ovate, membranous;

lower glumes 0.5-1.1 mm, usually without veins;

upper glumes 1.1-2 mm, subequal to the lemmas;

lemmas 1.1-2 mm, ovate, membranous, glabrous (occasionally minutely pubescent), acute;

paleas 1-2 mm, ovate, membranous;

anthers 2 or 3, 0.5-1 mm, yellowish or purplish.

Fruits

0.7-1.1 mm, ellipsoid, laterally flattened, light brownish.

2n

= unknown.

Sporobolus domingensis

Distribution
from FNA
AZ; FL; GA; TX; PR
[BONAP county map]
Discussion

Sporobolus domingensis grows in sandy, rocky, or alkaline soils, often in disturbed sites adjacent to the coast and below 20 m. Its range extends to the Antilles and the Yucatan Peninsula, Mexico.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 25, p. 126.
Parent taxa Poaceae > subfam. Chloridoideae > tribe Cynodonteae > Sporobolus
Sibling taxa
S. airoides, S. buckleyi, S. clandestinus, S. coahuilensis, S. compositus, S. contractus, S. creber, S. cryptandrus, S. curtissii, S. diandrus, S. fimbriatus, S. flexuosus, S. floridanus, S. giganteus, S. heterolepis, S. indicus, S. interruptus, S. jacquemontii, S. junceus, S. nealleyi, S. neglectus, S. pinetorum, S. purpurascens, S. pyramidatus, S. silveanus, S. tenuissimus, S. teretifolius, S. texanus, S. vaginiflorus, S. virginicus, S. wrightii
Name authority (Trin.) Kunth
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