Digitaria trinervis Van Der Veken

Species

Angiosperms > Poales > Poaceae > Digitaria

Characteristics

Inferior lemma as long as the spikelet, oblong with recurved margins, 7-nerved, the central and 2 subcentral nerves very closely together, glabrous, yellowish green to purplish tinged.
More
Inferior glume 1/10–1/5 of the spikelet, often rounded triangular, sometimes truncate or slightly bifid, nerveless, yellowish green to purplish tinged.
Superior glume c.3/4 of the spikelet, oblong triangular, 3(5)-nerved, glabrous, yellowish green or purplish tinged.
Leaf laminae 3–5 × 0.1–0.3 cm., linear, flat, scaberulous on both surfaces, scaberulous along the margin.
Inflorescence composed of 3–8 racemes, 1–4 cm. long, often branched, dispersed along a short common axis.
Rhachis triquetrous, scarcely winged, up to 0.2 mm. broad, smooth with scaberulous margins.
Superior lemma as long as the spikelet, acute to slightly acuminate, purplish tinged.
Pedicels 2-nate, 0.5–3 mm. long, triquetrous, scaberulous, broadened at the apex.
Leaf sheaths sometimes scaberulous, glabrous to loosely hairy.
A creeping, mat-forming (annual of short lived?) perennial.
Culms 10–20 cm., glabrous, nodes dark and hairy.
Spikelets 2.1–2.4 mm. long, lanceolate.
Ligule c. 2 mm. long, truncate, erose.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses gene source
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Identifiers

LSID urn:lsid:ipni.org:names:399196-1
WFO ID wfo-0000864479
COL ID 6D6MS
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Digitaria trinervis