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Short grain paddy rice

Scientific Name
Oryza sativa - short grain
Scientific Author
Linnaeus, C (1753)
Taxonomy
(Magnoliophyta: Liliopsida: Cyperales: Poaceae)
Reliability
High
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Diagnostic Images

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Caption
Australian $2 Coin with florets
Source
Clare McLellan Museum Victoria
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Diagnostic Images (10)
Other Images (3)
Diagnostic Notes
Pictured: Floret and caryopsis

Description

Floret Appendages: Awn, Colliculate with hairs and bristles

Floret Colour: Orange

Floret Length: 7 - 10mm

Floret Shape: Lancolate

Seed Colour: Ivory

Seed Length: 2 - 4mm

Seed Sculpture: Roughened

Seed Shape: Oblong

Floret - Rice (Paddy is a term for rice in it's natural harvested state)

Caryopsis - rice (processed - 'polished')

Basal sterile florets similar; barren; without significant palea. Lemma of lower sterile floret lanceolate; 2–3 mm long; 0.25(–0.5) length of spikelet; membranous; without lateral veins; emarginate. Lemma of upper sterile floret lanceolate; 2–3 mm long; 1 length of lower sterile floret; membranous. Fertile lemma elliptic; laterally compressed; 8–11 mm long; coriaceous; keeled; 5 -veined. Lemma midvein ciliate; hairy above. Lemma surface reticulate; glabrous, or hispid. Lemma margins involute. Lemma apex rostrate; muticous, or awned; 1 -awned. Principal lemma awn 0–160 mm long overall; limb scabrous. Palea elliptic; 1 length of lemma; coriaceous; 3 -veined; 1-keeled. Palea keels scabrous. Palea apex acute.

Caryopsis with adherent pericarp. Disseminule comprising a floret. Source: See Weblinks KEW Royal Botanic Gardens
More Information
Author
Clare McLellan
Created
29/06/2012 09:58 AEST
Last Updated
16/01/2013 13:33 AEST
Citation
Clare McLellan (2012) Short grain paddy rice (Oryza sativa - short grain) Updated on 1/16/2013 1:33:56 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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