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Descriptor: Apiculus color at post-harvest(pre-2007) (apco_rev_post_pre2007)

Color of apiculus (tip of the lemma or palea) at post-harvest. Observed in all species.
Post-harvest 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 Apiculus color at post-harvest(pre-2007) (apco_rev_post_pre2007)

CodeDefinitionNumber of Accessions
010 White19
011 Whitish5
020 Straw16945
050 Brown (tawny)122
051 Light Brown8
052 Brown1188
071 Red apex1152
080 Purple9737
087 Purple apex1894
100 Black675
101 Black Apex2
999 Mixture281

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)