Your are here:

Redroot amaranthus

Scientific Name
Amaranthus retroflexus
Scientific Author
Linnaeus, C (1753)
Taxonomy
(Magnoliophyta: Magnoliopsida: Caryophyllales: Amaranthaceae)
Reliability
High
Download
PDF

Page menu options:

Diagnostic Images

Close
Caption
Source
Image Options
Close
Diagnostic Images (5)
Other Images (1)
Diagnostic Notes
Pictured: Seed(s)

Description

Seed Colour: Black

Seed Length: 1 - 2mm

Seed Sculpture: Smooth

Seed Shape: Ovoid

Erect annual to c. 1 m high, hairy, with the base of the stem and the taproot red.

Leaves ovate to lanceolate, to c. 7 cm long, acute; petiolate.

Inflorescence terminal with branches in the upper leaf axils. Bracts spinescent, c. 6 mm long. Perianth segments 5, oblong, c. 3 mm long, mucronate or entire when young, obtuse and notched at maturity. Stamens 5. Ovary nearly as long as perianth, circumsciss. Weed of roadsides and cultivation.

Source: Royal Botanic Gardens and Domain Trust see Web Links PlantNET - FloraOnline

More Information
Author
Clare McLellan
Created
08/05/2012 03:21 AEST
Last Updated
17/01/2013 11:09 AEST
Citation
Clare McLellan (2012) Redroot amaranthus (Amaranthus retroflexus ) Updated on 1/17/2013 11:09:47 AM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

Loading