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Descriptor: Awn color (Early observation) (awco_rev)

Color of awn (a bristle-like extension of varying lengths originating from the lemma of the grain). Observed at reproductive stage in all species.
Reproductive Stage
Crop Germplasm Committee approved
Data Type:
Alpha/numeric descriptor
Maximum Length:
Responsible Site:
International Rice Research Institute (IRRI)

Studies or environments

Distribution of Values for Awn color (Early observation) (awco_rev)

CodeDefinitionNumber of Accessions
000 Absent57396
011 Whitish920
020 Straw7557
040 Gold639
052 Brown (tawny)187
061 Light green2551
070 Red1289
080 Black3455
999 Mixture14

International Rice Genebank Germplasm Distribution and Exchange Policy

IRRI continues the free international exchange of germplasm, in accordance with the International Treaty on Plant Genetic Resources for Food and Agriculture (ITPGRFA). We provide rice in small quantities to any entity or establishment for research, breeding, or training for food and agriculture purposes; free of charge. At the same time, we gratefully receive seed contributions to add to our collection.

The procedure for acquiring seeds from IRRI are as follows:
1. Read, study and comply with Standard Material Transfer Agreement(SMTA).
2. Inquire, search and choose accessions through GRIN-Global or Genesys websites.
3. Submit requests electronically through the public websites (refer to #2)