Andropogon ternarius Michx.

Splitbeard bluestem (en)

Species

Angiosperms > Poales > Poaceae > Andropogon

Characteristics

Culms tufted, 5–12 dm, branched above, the 2 uppermost nodes sparsely villous to glabrous; blades 2–3 mm wide, often purplish-glaucous; spathes varying from narrowly linear to boat-shaped, 3–6 cm, to 6 mm wide; racemes in 3–6 pairs on a long-exserted peduncle, 3–6 cm, with mostly fewer than 12 joints; rachis densely white-villous; sessile spikelet 4.5–7.5 mm, once and a half to twice as long as the internode next above it and longer than the long-villous sterile pedicel; awn 15–20 mm, twisted below; 2n=40, 60. Open woods and dry fields; N.J. and Del. to Ky. and s. Mo., s. to Fla. and Tex.
Life form perennial
Growth form herb
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.86 - 1.1
Root system fibrous-root
Rooting depth (meter) 0.3
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 3-7
Soil humidity 2-4
Soil texture 3-4
Soil acidity 1-7
Soil nutriment -
Hardiness (USDA) 4-7

Usage

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

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Andropogon ternarius flower picture by Meagan (cc-by-sa)

Distribution

Andropogon ternarius world distribution map, present in Åland Islands, Georgia, Nicaragua, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:325339-2
WFO ID wfo-0000847656
COL ID DV5D
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Anatherum virginicum subvar. elliottii Anatherum argyreum Andropogon argyreus Andropogon belvisii Andropogon mississippiensis Andropogon ternarius Sorghum argenteum Sorghum elliottii Andropogon cabanisii Andropogon argenteus Andropogon muehlenbergianus Andropogon scribnerianus Andropogon argyreus var. macer Andropogon argyreus var. tenuis Andropogon elliottii var. glaucescens Andropogon ternarius var. cabanisii Andropogon ternarius var. glaucescens Andropogon ternarius var. ternarius Sorghum cabanisii