| CHEMICAL | SEED STARCH TYPE | THE PERCENT OF OPAQUE PERISPERM SEEDS, WHICH STAIN REDISH-BROWN WITH IODINE, OR OBSERVED THROUGH LIGHT COLORED SEED COATS. A LOW PERCENT OPAQUE INDICATES A HIGH PERCENT TRANSLUCENT. REFERENCE: OKUNO AND SAKAGUCHI 1982 HEREDITY 73:467. | 100 | | AMARANTH.AMES.SEED.1997 | PI 480501 90ncai01 SD | |
| GROWTH | GROWTH HABIT | GROWTH HABIT (USES THE IPGRI SYSTEM) | 1 - ERECT | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| GROWTH | PLANT HEIGHT | THE HEIGHT OF ADULT PLANTS OR OF NON-FLOWERING PLANTS AT THE END OF THE GROWING SEASON. MEASURED IN CENTIMETERS FROM THE GROUND TO THE INFLORESCENCE TOP. | 180 | 8 | AMARANTH.AMES.2012.FIELD | PI 480501 90ncai01 SD | |
| MORPHOLOGY | ADULT STEM COLOR | ADULT STEM COLOR | GN - GREEN | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | ADULT STEM COLOR | ADULT STEM COLOR | ST - AMARANTHINE STRIPES ON STEM, CAN HAVE PINK OR RED BASE | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | BLADE PIGMENTATION | BLADE PIGMENTATION, MOST CLEAR BEFORE FLOWERING. IT DOES NOT INCLUDE THE PIGMENTATION OF SENESCENT LEAVES OR THE IRIDESCENT PURPLE COLOR UNDER SOME JUVENILE OR NEW LEAVES. | GN - NORMAL GREEN (100%) | 31 | AMARANTH.AMES.2003.FALL | PI 480501 90ncai01 SD | |
| MORPHOLOGY | BLADE PIGMENTATION | BLADE PIGMENTATION, MOST CLEAR BEFORE FLOWERING. IT DOES NOT INCLUDE THE PIGMENTATION OF SENESCENT LEAVES OR THE IRIDESCENT PURPLE COLOR UNDER SOME JUVENILE OR NEW LEAVES. | RD - ENTIRE LAMINA AMARANTHINE (PURPLE TO PINK) | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | BLADE PIGMENTATION | BLADE PIGMENTATION, MOST CLEAR BEFORE FLOWERING. IT DOES NOT INCLUDE THE PIGMENTATION OF SENESCENT LEAVES OR THE IRIDESCENT PURPLE COLOR UNDER SOME JUVENILE OR NEW LEAVES. | RV - MARGIN AND VEIN PIGMENTED | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | BRANCHING INDEX | BRANCHING INDEX (USES IPGRI SYSTEM) | 1 - NO BRANCHES | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | INFLORESCENCE SHAPE | INFLORESCENCE SHAPE (MODIFIED IPGRI SYSTEM) | LB - LONG SIDE BRANCHES, GREATER THAN 1/4 THE INFLORESCENCE LENGTH | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | INFLORESCENCE SHAPE | INFLORESCENCE SHAPE (MODIFIED IPGRI SYSTEM) | SK - SPIKE, AT LEAST 4 VERTICAL SPIKES (LONG SIDE BRANCHES) THAT ARE APPROXIMATELY 1/2 THE INFLORESCENCE LENGTH, OR LONGER | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | PETIOLE PIGMENTATION | PETIOLE PIGMENTATION (MODIFIED IPGRI SYSTEM) | GN - GREEN | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | PETIOLE PIGMENTATION | PETIOLE PIGMENTATION (MODIFIED IPGRI SYSTEM) | RN - AMARANTHINE, IF ANY IS PRESENT AND LESS INTENSE THAN RHS RED-PURPLE 61C | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | SEED COLOR | SEED COLOR frequency | WH - WHITE SEED COAT, RHS ORANGE-WHITE 159A (100%) | | AMARANTH.AMES.SEED.1997 | PI 480501 90ncai01 SD | |
| MORPHOLOGY | SEEDLING COLOR | THE PERCENTAGE OF THE SEEDLING WITH ANY STEM OR LEAF AMARANTHINE (RED COLORING) IN A GIVEN NUMBER OF EVALUATED SEEDLINGS. THIS DISTINGUISHES THE SEEDLINGS WITH AMARANTHINE FROM GREEN AND ORANGE SEEDLINGS. SCORE WITHIN 3 WEEKS AFTER GERM. | | 45 | AMARANTH.AMES.2003.FALL | PI 480501 90ncai01 SD | |
| MORPHOLOGY | SEEDLING COLOR | THE PERCENTAGE OF THE SEEDLING WITH ANY STEM OR LEAF AMARANTHINE (RED COLORING) IN A GIVEN NUMBER OF EVALUATED SEEDLINGS. THIS DISTINGUISHES THE SEEDLINGS WITH AMARANTHINE FROM GREEN AND ORANGE SEEDLINGS. SCORE WITHIN 3 WEEKS AFTER GERM. | 33.3 | 3 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| MORPHOLOGY | SEED SHAPE | SEED SHAPE | RB - ROUND, WITH ROUNDED BULGING PERISPERM (100%) | | AMARANTH.AMES.SEED.1997 | PI 480501 90ncai01 SD | |
| MORPHOLOGY | TAXONOMIC VERACITY | Taxonomic veracity with reference to the comment in Public GRIN "observation details", or to the GRIN species determination. | TYPI - TYPICAL REPRESENTATIVE OF THE SPECIES | 31 | AMARANTH.AMES.2003.FALL | PI 480501 90ncai01 SD | |
| MORPHOLOGY | TERMINAL INFLORESCENCE | TERMINAL INFLORESCENCE ATTITUDE | 1 - ERECT | 2 | AMARANTH.AMES.1990 | PI 480501 83ncpo01 SD | Not Available |
| PHENOLOGY | ADAPTATION FOR SEED MATURITY | THE SEED MATURITY BEFORE FROST. | FULL - MORE THAN 90% OF THE PLANTS MATURED A HEALTHY SEED CROP | 8 | AMARANTH.AMES.2012.FIELD | PI 480501 90ncai01 SD | |
| PRODUCTION | HUNDRED SEED WEIGHT | THE WEIGHT IN GRAMS OF 100 SEEDS. TAKEN FROM THE HUNDRED SEED WEIGHTS IN THE GRIN INVENTORY. | .06 | | NC7.INVENTORY.BRENNER | PI 480501 83ncpo01 SD | Not Available |
| PRODUCTION | HUNDRED SEED WEIGHT | THE WEIGHT IN GRAMS OF 100 SEEDS. TAKEN FROM THE HUNDRED SEED WEIGHTS IN THE GRIN INVENTORY. | .08 | | NC7.INVENTORY.BRENNER | PI 480501 90ncai01 SD | |