Weed
Jamaican crabgrass
FloretFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.
EllipticElliptic:
Outline of an ellipse; greatest width midway sloping to an equally pointed apex and base.
Light brown with purple overtones
FloretsFloret:
A small flower in a clustered inflorescence (e.g., sunflower, grasses). In grasses, a floret consists of the lemma, palea, stamens, and pistil.
are smooth and glabrousGlabrous:
Lacking hairs or pubescence.
. GlumesGlume:
The pair of chaffy bracts that occur at the base of a grass spikelet, often completely enclosing it.
are pubescentPubescent:
Having hairs.
.
GlabrousGlabrous:
Lacking hairs or pubescence.
, smooth, purple and finely striate
GlabrousGlabrous:
Lacking hairs or pubescence.
, smooth, purple, and finely striate
The outer glumeGlume:
The pair of chaffy bracts that occur at the base of a grass spikelet, often completely enclosing it.
is short (about half the lemmaLemma:
One of two bracts of the grass floret; it is located on the side nearest the embryo and opposite the rachilla.
length).
Most of the glumeGlume:
The pair of chaffy bracts that occur at the base of a grass spikelet, often completely enclosing it.
pubescence is on the margin.
Not listed
Not included
For more information, see ISMA fact sheet, Digitaria spp.
Poaceae
Digitaria horizontalis Willd.