Plants of South Eastern New South Wales
Chenopodium album
Fat hen, White goosefoot
Chenopodiaceae
Dry forest, woodland, disturbed sites, along streams, and coastal lake margins. Widespread, mainly Sydney area and Canberra.
Introduced annual herb to 2.5 m tall. Stems more or less mealy, often grooved. Leaves alternating up the stems, about 2-10 cm long, 5-50 mm wide, both surfaces with mealy scales, margins entire, toothed, incised, or irregularly lobed. Flowers tiny (less than 3 mm in diameter), usually bisexual and female, the terminal flower of each part cluster bisexual; lateral flowers female. Flowers with 5 'petals' fused in the lower half, green or greyish, in small clusters, the clusters distinct or continuous. Flowers mainly Summer to Autumn.
PlantNET description: http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Chenopodium~album (accessed 7 January, 2021)
This identification key and fact sheets are available as a free mobile application: