WorldFloraDB - Sorghastrum pogonostachyum

Characteristics

Tufted perennial; culms 45–120 cm. high.. Leaf-blades usually convolute, 9–15 cm. long, 1.5–2 mm. wide.. Panicle 6–15 cm. long, composed of 4–8 racemes; racemes loose, 4–7 cm. long, containing up to 7 pairs of spikelets, the pedicelled either similar to the sessile or reduced to a barren pedicel.. Spikelets lanceolate, 5–6.5 mm. long; callus rounded, bearing a silvery corona of hairs 1/3–3/4 the length of the spikelet; glumes thinly coriaceous, pilose on the back; upper lemma entire, with a straight awn 3–6 mm. long, or sometimes awnless.

More

Sessile spikelet lanceolate; callus short, rounded, pilose with hairs c. 4 mm long; inferior glume c. 5.5 mm long, chartaceous, sparsely pilose on the back; superior glume glabrous; inferior floret empty, the lemma oblong, ciliate on the margins; superior floret bisexual, epaleate, with lemma entire, 3-nerved, awned from the apex; awn c. 4 mm long, bristle-like; anthers c. 3 mm long.

Caespitose perennial with creeping rhizomes; culms up to 100 cm high, glabrous at the nodes; leaf sheaths firm, tight, glabrous, smooth; ligule short, stout, pubescent on the back and margin; leaf laminas narrow, glabrous, smooth except towards the apex.

Pedicelled spikelet lanceolate with fertile superior floret; anthers c. 3 mm long; pedicels, some of which are barren, pilose.

Panicle up to 15 cm long, narrow; racemes loose, up to 7-jointed.

Life form	perennial
Growth form	herb
Growth support	free-standing
Foliage retention	-
Sexuality	hermaphrodite
Pollination	-
Spread	-
Mature width (meter)	-
Mature height (meter)	0.73 - 1.1
Root system	rhizome
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	-
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

Identifiers

LSID	urn:lsid:ipni.org:names:422055-1
WFO ID	wfo-0000900107
COL ID	4YC4S
BDTFX ID	-
INPN ID	-
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Miscanthidium gracilius Sorghastrum pogonostachyum Sorghum pogonostachyum

WorldFloraDB 2024

Sorghastrum pogonostachyum (Stapf) Clayton

Species