Achnatherum pubicalyx (Ohwi) Keng

Species

Angiosperms > Poales > Poaceae > Achnatherum

Characteristics

Perennial, loosely tufted, scaly buds at base. Culms erect, 60–100 cm tall, scabrid under panicle, 3–4-noded. Leaf sheaths scabrid, lower longer than internodes; leaf blades flat, often involute at margins, up to 40 cm, 3–5 mm wide, adaxial surface densely pubescent, abaxial surface scabrid, apex finely acuminate; ligule truncate, ca. 1 mm. Panicle slightly contracted, 15–25 cm; branches 2–4 per node, ascending, with spikelets to base. Spikelets 8–9 mm, purple or brownish; glumes subequal or upper glume slightly longer, elliptic-oblong, 3-veined, appressed-puberulous, apex acute or obtuse; callus subacute, ca. 0.8 mm; lemma narrowly lanceolate, 6–7 mm, leathery, pilose, margins overlapping and enclosing palea, apex very slightly lobed; awn persistent, 2–2.5 cm, 1-geniculate, column twisted, minutely hispidulous, bristle scabrid. Anthers 4–5 mm, bearded at apex. Fl. and fr. Jul–Sep.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 1.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-10

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

Achnatherum pubicalyx world distribution map, present in Chile, China, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:384449-1
WFO ID wfo-0000841154
COL ID 989J
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Stipa pubicalyx Achnatherum pekinense subsp. pubicalyx Achnatherum pubicalyx