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Gastridium phleoides (Nees & Meyen) C.E.Hubb.

Nit grass (en), Gastridier fausse-fléole (fr)

Species

Angiosperms > Poales > Poaceae > Gastridium

Characteristics

Culms 15–50 (–100) cm high. Leaves: blade 4–21 cm long, mostly 1–3 mm wide. Panicles contracted, narrow and compact, with densely overlapping spikelets, 4–9.5 cm long; primary branches appressed. Spikelets cuneate, mostly 4–6 mm long; rachilla prolonged. Glumes often ±setaceous; lower glume 4–6 (–8) mm long, subulate; upper glume 3–4.5 mm long, acuminate. Callus shortly villous with 3 bundles of straight fine hairs. Lemma narrowly elliptic, 1–1.5 mm long, muticous or awned, silky-villous over entire dorsal surface; awn 4–7 (–8) mm long, geniculate, with column twisted.
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Annual.. Culms up to 60 cm. high, slender, erect or geniculately ascending.. Leaf-blades 2.5–15 cm. long and 1–4 mm. wide, rough, acute; ligule 2–7 mm. long.. Panicle linear-oblong to lanceolate, up to 18 cm. long and 1.5 cm. wide, dense, pale green; pedicels with thickened tips.. Spikelets linear-oblong, 5–7.5 mm. long, the rhachilla produced as a fine hairy bristle; glumes finely acute, the lower as long as the spikelet, the upper 4–5 mm. long; lemma up to 1.5 mm. long, loosely to densely pubescent, bearing an awn up to 7 mm. long.. Fig. 34, p. 101.
Annual 100-600 mm high. Leaf blade 15 x 1-4 mm. Inflorescence narrow, spike-like. Spikelet 5-7 mm long, awned; glumes swollen at base around floret; anther 0.5-1.0 mm long.
Annual to 60 cm. Leaves linear-lanceolate. Spikelets in a narrow, spike-like panicle, awned, glumes swollen at base.
Life form annual
Growth form herb
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination anemogamy
Spread epizoochory
Mature width (meter) -
Mature height (meter) 0.1 - 0.6
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

A weed ofdisturbed areas preferring flat, low-lying sites or near watercourses.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 6-12

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 -

Images

Gastridium phleoides unspecified picture

Distribution

Gastridium phleoides world distribution map, present in Angola, Australia, Canada, Cyprus, Djibouti, Algeria, Egypt, Eritrea, Spain, Ethiopia, France, Greece, Iran (Islamic Republic of), Iraq, Italy, Kenya, Libya, Lesotho, Morocco, Malaysia, Namibia, Oman, Palau, Rwanda, Saudi Arabia, Sudan, eSwatini, Turks and Caicos Islands, Tanzania, United Republic of, Uganda, United States of America, Yemen, South Africa, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:403926-1
WFO ID wfo-0000872873
COL ID 3FCWJ
BDTFX ID 29404
INPN ID 99665
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Gastridium phleoides Lachnagrostis phleoides Calamagrostis phleoides Agrostis phleoides Gastridium oblongatum Gastridium oblongum Gastridium lendigerum var. longiaristatum Gastridium phleoides subsp. lainzii Gastridium ventricosum subsp. phleoides Gastridium ventricosum var. phleoides
WorldFloraDB 2024