| GENSTOCK | CORYLUS CORE SUBSET | A flag to indicate the accession is part of the core subset | | | CORYLUS.CORE.2012 | | Not Available |
| GROWTH | GROWTH HABIT | VEGETATIVE GROWTH HABIT | 2 - (1 = VERY UPRIGHT, 5 = VERY SPREADING) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| GROWTH | TREE VIGOR | VEGETATIVE VIGOR OF THE TREE | 3 - (1 = VERY WEAK, 5 = VERY VIGOROUS) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| GROWTH | ROOT SUCKERS | VEGETATIVE GROWTH OF ROOT SUCKERS | 5 - MANY | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 2 - (1 = NONE, 5 = VERY HIGH) | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 5 - VERY HIGH | | CORYLUS.CORVALLIS.89 | | Not Available |
| MORPHOLOGY | SPRING LEAF COLOR | SPRING LEAF COLOR | GR - GREEN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | TRUNK BARK | DESCRIPTION OF TRUNK BARK | A - AVELLANA-LIKE | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | DORMANT BUD SHAPE | SHAPE OF DORMANT BUDS | MR - MEDIUM, ROUND | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | DORMBUDCOL | COLOR OF DORMANT BUDS | BR - BROWN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | PISTILLATE FLOWER COLOR | PISTILLATE FLOWER COLOR | R - RED | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | STAMINATE FLOWER COLOR | STAMINATE FLOWER COLOR | MA - MAROON | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | CATKIN NUMBER | AMOUNT OF CATKINS | 4 - (1 = FEW, 6 = MANY) | | CORYLUS.CORVALLIS.89 | | Not Available |
| MORPHOLOGY | CATKIN NUMBER | AMOUNT OF CATKINS | 6 - MANY | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| MORPHOLOGY | STAMINATE FLOWER SHAPE | STAMINATE FLOWER SHAPE | LM - LONG, MEDIUM | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | AVERAGE NUMBER OF CATKINS | AVERAGE NUMBER OF CATKINS/CLUSTER | 4 | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | HUSK TYPE | HUSK TYPE | TL - YUBULAR, LEAFY | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | HUSK LENGTH | HUSK LENGTH BY QUARTER NUT LENGTH | 2 - (1 = SHORT, 9 = LONG) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | SWOLLEN BUDS | JULIAN DATE OF SWOLLEN LEAF BUDS | 78 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | RED DOTS | JULIAN DATE OF RED DOTS APPEARING ON FEMALE FLOWER BUDS (PRIOR TO STIGMA EXSERTION) | 43 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 191 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 95 | | CORYLUS.CORVALLIS.91 | | Not Available |
| PHENOLOGY | DATE OF PISTALLATE ANTHESIS | JULIAN DATE OF PISTALLATE ANTHESIS | 332 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF PISTALLATE ANTHESIS | JULIAN DATE OF PISTALLATE ANTHESIS | 45 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | DATE OF PISTALLATE ANTHESIS | JULIAN DATE OF PISTALLATE ANTHESIS | 57 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 22 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 33 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 36 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF NUT FALL | JULIAN DATE OF NUT FALL | 270 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | LEAF FALL | JULIAN DATE WHEN ALL LEAVES HAVE FALLEN OFF THE TREE | 304 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 1 - NONE | | CORYLUS.CORVALLIS.89 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 2 - (1 = NONE, 6 = VERY HIGH) | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PRODUCTION | CATKIN CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY FOR THE CATKINS | 7 - 481 - 600 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | FEMALE CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY OF FEMALE FLOWERS | 12 - 991 - 1040 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | BUD CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY OF BUDS | 13 - 1041 - 1170 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |