ECHINOCHLOA CRUS-PAVONIS PDF
Effect of Aerobic Priming on the Response of Echinochloa crus-pavonis to Anaerobic Stress. Plant Physiology ; I. O. Akobundu, C.W. Agyakwa. Echinochloa crus-pavonis* (Kunth) Schult. Mant. 2: (). Classification. ( GPWG ): Subfamily Panicoideae. Paniceae. Basionym. Echinochloa crus-pavonis, a monocot, is an annual grass that is not native to California; it was introduced from elsewhere and naturalized in the wild.
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Go To Encyclopedia of Life The high levels of nitrates it accumulates can poison livestock. Echinochloa crus-pavonis Kunth Schult. Dai Echinochloa disticha St. Echinochloa are similar to Panicum and Setaria due to the hard single-seeded spikelets; however, the crus-pavobis racemes, lack of ligules, large, pointed spikelets and lack of subtending bristles separates this genus.
The young shoots are eaten as a vegetable. Views Read Edit View history. Adapted to nearly all types of wet places, this grass is often a common weed in paddy fieldsroadsides, cultivated areas, and fallow fields.
Both species have well-differentiated, early-withering tips on the fertile lemmas; crus-pavnis to FNA, E. This species is considered an invasive species in North America where it occurs throughout the continental United States. From Wikipedia, the free encyclopedia. Grass used as cattle fodder and is sometimes cultivated for this purpose.
It acts as a host for several mosaic virus diseases. Water, birds, insects, machinery, and animal feet disperse it, but contaminated seed is probably the most common dispersal method. Plants annual or short-lived perennials. Spikelets 3 mm long, 1 mm wide, disarticulating below the glumes at maturity. Are long and linearabout 40 cm echknochloa and 2 mm across and usually widest in the middle from where they taper to a pointed tip and a narrow base.
Leaf Are long and linearabout 40 cm long and 2 mm across and usually widest in the middle from where they taper to a pointed tip and a narrow base.
The species as a whole has a good amount of taxonomic uncertainty surrounding it, having been considered a variety rcus-pavonis E. Barnyard grass commonly occurs throughout tropical Asia and Africa in fields and along roadsides, ditches, along railway lines, and in disturbed areas such as gravel pits and dumps. This grass is subject to brown spota fungal infection caused by Bipolaris oryzae. Crus-pavonia of North America Plants annual or short-lived perennials.
Erectascending grass. Glumes subequal to the spikelets; lower florets sterile; lower sterile lemmas unawned or with awns up to 1 cm; lower paleas sometimes present; upper fertile lemmas coriaceous, narrowly elliptic, with a well-differentiated, early-withering tip, glabrous or pubescent at the base of the tip; caryopses 1. Weeds of rice in West Africa. It grows on variety of wet sites such as ditches, low areas in fertile croplands and wet wastes, often crus-pqvonis in water.
Fruit Pale brownish, broad-elliptic to ovateto 1. Polymorphous coarse, tufted crus-pavons, tall and often weedy; culms erect to decumbent0. Rare and not abundant.
Riceweeds fr – Information – Taxonomie – Echinochloa crus-pavonis (Kunth) Schult.
Origin Native to tropical regions. Individual plants can produce up to 40, seeds per year. General habit Erectascending grass. Wikispecies has information related to Echinochloa crus-galli. There are two varieties of E. Frequent and usually abundant. Echinochloa crus-galli Plant List: Inflorescence Consist of long conically sharped racemes cm long, some of which may be branched. Lowland rice areas, does not typically germinate and grow in the absence of oxygen and is not found naturally in flooded rice paddies.
Echinochloa crus-galli – Wikipedia
Plants Profile for Echinochloa crus-pavonis (gulf cockspur grass)
Dai Echinochloa glabrescens Kossenko Echinochloa hispida E. Kunth Oplismenus limosus J. Cockspur grass Echinochloa crus-galli forage. Riceweeds en – Poaceae – Echinochloa crus-pavonis Kunth Schult. Panicles cm, erect or drooping, nodes sparsely hispid, hairs papillose-based, crus-pavoniss glabrous; primary branches to 14 cm, nodes sometimes sparsely hispid, hairs papillose-based, internodes usually glabrous; secondary branches to 3 cm.
Probably also used as a food plant by various tribes, as it is so similar to E.