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Onionweed

Scientific Name
Asphodelus fistulosus
Scientific Author
Linnaeus, C (1753)
Taxonomy
(Magnoliophyta: Liliopsida: Liliales: Liliaceae)
Reliability
High
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Diagnostic Images

Seed Dorsal
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Caption
Seed Project
Source
Clare McLellan Museum Victoria
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Diagnostic Images (6)
Other Images (1)
Diagnostic Notes
Pictured: Seed(s)

Description

Seed Colour: Brown dark

Seed Length: 2 - 4mm

Seed Sculpture: Carinate, Colliculate, Scalloped

Seed Shape: Wedge

Fruit a 3-segmented capsule, 1 to 2 seeds per segment. Seeds sectoroid, (2.5)2.8–3.5 mm long, 1.5–2.2 mm wide, 1–2 mm thick, triangular to sector-shaped in cross section, with sharp edges. Two flat faces with 2 to 3 or more dents or cavities on each, back side convex with about 4 transverse dents or cavities. Testa dull, light to dark grey and light brown to black. Additionally some seeds may have a faint to distinct black stripe down each flat face. Surface distinctly pebbled. Hilum inconspicuous. Embryo axile-linear, extending from one pole nearly to the other; endosperm readily visible. (Scher, J. L. and D. S. Walters. 2010. Federal noxious weed disseminules of the U.S. California Department of Food and Agriculture, and Center for Plant Health Science and Technology, USDA, APHIS, PPQ.)
More Information
Author
Clare McLellan
Created
14/11/2011 10:27 AEST
Last Updated
18/01/2013 16:14 AEST
Citation
Clare McLellan (2011) Onionweed (Asphodelus fistulosus) Updated on 1/18/2013 4:14:59 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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