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Capeweed

Scientific Name
Arctotheca calendula
Scientific Author
Levyns (1893)
Taxonomy
(Magnoliophyta: Magnoliopsida: Asterales: Asteraceae)
Reliability
High
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Diagnostic Images

Achene with scales
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Caption
Seed Project
Source
Clare McLellan Museum Victoria
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Diagnostic Images (10)
Diagnostic Notes
Picture: Achene(s)

Disseminule: Fruit (referred to as achene or seed unit)

Description:

Achene appendagess: Pappus

Achene Colour: Reddish-brown

Achene Length: 1 - 2mm

Achene Sculpture: Ribbed, Rugose

Achene Shape: Obovate (Egg-shaped in outline with point of attachment at the narrow end)

Achenes obovate or oblong, c. 2 mm long, enveloped in brown wool(pappus) with 6–8 short lanceolate scales 0.8 mm long each, yellowish-purple with purple vein. Cross-section elliptic with distinct ridges at the margins to rhombic with a total of 3–5 longitudinal ribs; surface dark brown, granular, rugose, pubescent with long, crinkly light brown hairs or wool that envelop the fruit to create a ball 6–8 mm diameter. Scar basal, round.
More Information
Author
Clare McLellan
Created
15/11/2011 10:29 AEST
Last Updated
17/01/2013 12:30 AEST
Citation
Clare McLellan (2011) Capeweed (Arctotheca calendula) Updated on 1/17/2013 12:30:15 PM Available online: PaDIL - http://www.padil.gov.au.
Image Use
Free for use under the Creative Commons Attribution 3.0 Australia License

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