File:Echinochloa crusgalli flowerhead12 HR - Flickr - Macleay Grass Man.jpg
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DescriptionEchinochloa crusgalli flowerhead12 HR - Flickr - Macleay Grass Man.jpg | Introduced, warm-season, annual, erect or prostrate, tufted grass to 1 m tall. Leaves are flat, hairless (except for a few scattered hairs near the base) and usually have a pale midrib. There is no ligule. Flowerheads are an erect primary axis of racemes (to 22 cm long) with relatively short branches; with conspicuous hairs in the axils and along the racemes. Spikelets are 2.5-4 mm long and 2 flowered (fertile lemma smooth and shiny), with the apices ending abruptly in a short point or having an awn to 5 cm long. Flowers during the warmer months. Possibly a native of Asia, it is a common weed of disturbed areas, especially where there is excess moisture (e.g. wasteland, agricultural land, riverbanks, drains, shallow/drying swamps). An indicator of disturbed moist areas. A weed of summer crops. Produces palatable and good quality feed when grazed during early growth stages, but becomes harsh and unpalatable when mature. Toxic levels of nitrate can accumulate in the plant; this is especially dangerous when the plant is wilted and more attractive to stock. Rarely managed individually in pastures due to its low abundance in coastal pastures. Will decrease where dense ground cover is maintained over summer. |
Date | |
Source | Echinochloa crusgalli flowerhead12_HR |
Author | Harry Rose from Dungog, Australia |
Camera location | 32° 24′ 03.63″ S, 151° 45′ 36.27″ E | View this and other nearby images on: OpenStreetMap | -32.401007; 151.760075 |
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This file is licensed under the Creative Commons Attribution 2.0 Generic license.
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This image was originally posted to Flickr by Macleay Grass Man at https://flickr.com/photos/73840284@N04/23680418604. It was reviewed on 5 November 2016 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0. |
5 November 2016
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:54, 2 March 2018 | 1,911 × 2,578 (1.51 MB) | Salicyna (talk | contribs) | Cropped 52 % horizontally and 14 % vertically using CropTool with precise mode. | |
16:09, 5 November 2016 | 4,000 × 3,000 (4.24 MB) | Josve05a (talk | contribs) | == {{int:filedesc}} == {{Information |Description=Introduced, warm-season, annual, erect or prostrate, tufted grass to 1 m tall. Leaves are flat, hairless (except for a few scattered hairs near the base) and usually have a pale midrib. There is no ligu... |
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This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Camera manufacturer | Canon |
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Camera model | Canon PowerShot A650 IS |
Exposure time | 1/250 sec (0.004) |
F-number | f/8 |
ISO speed rating | 80 |
Date and time of data generation | 07:45, 11 January 2016 |
Lens focal length | 7.4 mm |
Orientation | Normal |
Horizontal resolution | 180 dpi |
Vertical resolution | 180 dpi |
File change date and time | 07:45, 11 January 2016 |
Y and C positioning | Centered |
Exif version | 2.2 |
Date and time of digitizing | 07:45, 11 January 2016 |
Meaning of each component |
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Image compression mode | 5 |
APEX shutter speed | 7.96875 |
APEX aperture | 6 |
APEX exposure bias | 0 |
Maximum land aperture | 2.96875 APEX (f/2.8) |
Metering mode | Pattern |
Flash | Flash did not fire, compulsory flash suppression |
Supported Flashpix version | 1 |
Color space | sRGB |
Focal plane X resolution | 13,745.704467354 |
Focal plane Y resolution | 13,698.630136986 |
Focal plane resolution unit | inches |
Sensing method | One-chip color area sensor |
File source | Digital still camera |
Custom image processing | Normal process |
Exposure mode | Auto exposure |
White balance | Auto white balance |
Digital zoom ratio | 1 |
Scene capture type | Standard |