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Panicle 3–10 cm. long; involucre 3.5–6 mm. long, the bracts appressed pubescent with narrow membranous wings above, acute to emarginate and bearing an awn 1–25 mm. long.
Culms 25–100 cm. high.
Annual.
| Life form | annual |
| Growth form | |
| Growth support | free-standing |
| Foliage retention | deciduous |
| Sexuality | hermaphrodite |
| Pollination | - |
| Spread | - |
| Mature width (meter) | - |
| Mature height (meter) | 0.25 - 1.0 |
| Root system | - |
| Rooting depth (meter) | - |
| Root diameter (meter) | - |
| Flower color | - |
| Blooming months | - |
| Fruit color | - |
| Fruiting months | - |
| Nitrogen fixer | - |
| Photosynthetic pathway | - |
| Light | - |
| Soil humidity | - |
| Soil texture | - |
| Soil acidity | - |
| Soil nutriment | - |
| Hardiness (USDA) | 
|
| Uses | - |
| Edible | - |
| Therapeutic use | - |
| Human toxicity | - |
| Animal toxicity | - |
| Mode | - |
| Germination duration (days) | - |
| Germination temperacture (C°) | - |
| Germination luminosity | - |
| Germination treatment | - |
| Minimum temperature (C°) | - |
| Optimum temperature (C°) | - |
| Size | - |
| Vigor | - |
| Productivity | - |
| LSID | urn:lsid:ipni.org:names:388882-1 |
| WFO ID | wfo-0000847960 |
| COL ID | 5VBCJ |
| BDTFX ID | - |
| INPN ID | - |
| Wikipedia (EN) | |
| Wikipedia (FR) |