Panicum rigidum Balf.

Species

Angiosperms > Poales > Poaceae > Panicum

Characteristics

Perennial; culms 15-20 cm. high, simple or branched from the lower nodes, stiffly erect or geniculate-spreading at the nodes; sheaths crowded, much longer than the short internodes, keeled, glabrous; ligule membranaceous, ciliate, about 1 mm. long including the cilia; blades 8-10 cm. long, 5-10 mm. wide, acuminate, rounded and clasping at the base, the margins and lower surface glabrous, the upper surface sparsely to densely papillose-pilose or villous; panicles 5-8 cm. long, short-exserted or partly enclosed in the sheath, the branches and branchlets stiffly ascend-ing or spreading, naked at the base; spikelets 3.5 mm. long, appressed, glabrous; first glume 1.5 mm. long, broad, clasping, triangular, acute; second glume and sterile lemma equal, acute, pointed beyond the fruit; fruit 3 mm. long, 1.1 mm. wide, abruptly acute or pointed, with a few short hairs at the tip.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.23 - 0.4
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 7-9
Soil humidity 1-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
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

Panicum rigidum world distribution map, present in Panama

Conservation status

Panicum rigidum threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:412948-1
WFO ID wfo-0000886103
COL ID 75MK9
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Panicum rigidum