Digitaria argillacea (Hitchc. & Chase) Fernald

Tropical crabgrass (en)

Species

Angiosperms > Poales > Poaceae > Digitaria

Characteristics

Annual; culms 5-35 cm. high, in small dense tufts, erect or somewhat geniculate at the base, rather freely branching from the lower nodes; leaves almost all crowded toward the base; sheaths keeled at least toward the summit, short but longer than the short internodes, or the uppermost elongate; ligule truncate, less than 1 mm. long; blades 2-5 cm. long, 2-3.5 mm. wide, flat, acuminate, sparsely to rather densely pilose or hirsute; racemes 1-4, 1-5 cm. long, stiffly ascending, racemose on a short axis, the rachis wingless; spikelets 2 mm. long, in pairs, one sessile, the other pedicellate; first glume obsolete; second glume and sterile lemma nearly equal, about as long as the fruit, villous with golden hairs which extend in a tuft beyond the tip of the spikelet.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.3 - 0.6
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) 9-12

Usage

Uses animal food 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 -

Distribution

Digitaria argillacea world distribution map, present in Benin, Central African Republic, Costa Rica, Cuba, Dominica, Ghana, Gambia, Guinea-Bissau, Guatemala, Honduras, Haiti, Mali, Mauritania, Nigeria, Nicaragua, Panama, Puerto Rico, Senegal, Chad, Togo, and Venezuela (Bolivarian Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:398643-1
WFO ID wfo-0000863726
COL ID 363BM
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Digitaria argillacea f. asetosa Digitaria argillacea Syntherisma argillacea Digitaria hirtigluma Digitaria lecardii Digitaria lecardii Digitaria argillacea var. nulliseta Panicum sanguinale var. lecardii Digitaria argillacea var. argillacea