| Code | Definition | Number of Accessions |
| AFRI | AFRICAN Kauffman 1992 Food Reviews International 8:165-185 | 72 |
| AZTC | AZTEC Kauffman 1992 Food Reviews International 8:165-185 | 130 |
| BBVEG | Cultivated vegetable Amaranthus blitum L. subsp. blitum (PI 628778) Costea, M. & F. J. Tardif. 2003 Canad J Pl Sci 83:1039-1066 | 2 |
| BOVEG | Cultivated vegetable Amaranthus blitum L. subsp. oleraceus (PI 606282) Costea, M. & F. J. Tardif. 2003 Canad J PL Sci 83:1039-1066 | 3 |
| CAUEDU | A. caudatus, Edulis type C.S. Kauffman 1992 Food Reviews International 8:165-185 | 17 |
| CAUIND | Morphologically A. caudatus, but from the Indian sub-continent and in taxonomic controversy with A. hypochondriacus | 37 |
| CAULLB | A. caudatus, Love Lies Bleeding type "Ornamental" Kauffman 1992 Food Reviews International 8:165-185 | 30 |
| CAUSAM | A. caudatus, South American type Kauffman 1992 Food Reviews International 8:165-185 | 1 |
| CRGMV | A, cruentus, red blade some plants have green mid-veins, white seeds | 4 |
| CRGUAT | A. cruentus GUATEMALAN C.S. Kauffman 1992 Food Reviews International 8:165-185 | 23 |
| CRORNB | A. cruentus Cultivated Ornamental, with Black seeds | 5 |
| CROS | A CROSS BETWEEN GROUPS (INCLUDES MOST ADVANCED CULTIVARS) | 21 |
| CRVAFN | A. cruentus Cultivated Vegetable African Narrow leaf blade green Kauffman 1992 Food Reviews International 8:165-185 | 4 |
| CRVAFT | A. cruentus Cultivated Vegetable African Typical green Kauffman 1992 Food Reviews International 8:165-185 | 118 |
| CRVRED | A. cruentus Cultivated Vegetable Red but otherwise similar to African type Kauffman 1992 Food Reviews International 8:165-185 | 10 |
| CVEG | CULTIVATED VEGETABLE | 103 |
| GAVEG | Cultivated vegetable Amaranthus graecizans L. (PI 271465) Costea, M. et al. 2003. Econ. Bot. 57:646-647. | 11 |
| GENE | Genetic stocks including extreme dwarf accessions | 3 |
| MERC | MERCADO C.S. Kauffman 1992 Food Reviews International 8:165-185 | 53 |
| MEXI | MEXICAN C.S. Kauffman 1992 Food Reviews International 8:165-185 | 100 |
| MIXT | MIXTECO C.S. Kauffman 1992 Food Reviews International 8:165-185 | 14 |
| NEPA | NEPAL C.S. Kauffman 1992 Food Reviews International 8:165-185 | 183 |
| ORNA | ORNAMENTAL C.S. Kauffman 1992 Food Reviews International 8:165-185 | 51 |
| OTHE | OTHER | 7 |
| PRIM | PRIMA C.S. Kauffman 1992 Food Reviews International 8:165-185 | 7 |
| SANG | SANGORACHE ("RICH-BLOOD" in SPANISH) C.S. Kauffman 1992 Food Reviews International 8:165-185 | 88 |
| SOAM | SOUTH AMERICAN C.S. Kauffman 1992 Food Reviews International 8:165-185 | 64 |
| SPIK | SPIKE C.S. Kauffman 1992 Food Reviews International 8:165-185 | 27 |
| TCLEAF | A. tricolor with ornamental chlorophyll deficient areas on the leaves | 15 |
| TCSTEM | A. tricolor with ornamental chlorophyll deficient areas on the stems | 6 |
| TOTHER | A. tricolor, other types | 9 |
| TPOINT | A. tricolor, TAMPALA, green or red elliptical (narrow) leaves with pointed tips. Daloz, C. 1979 p. 68-73. In: Proc. 2nd Amaranth Conf., Rodale Research Center, PA. | 8 |
| TRED | A. tricolor, red leaf, ovoid leaves with blunt tips. Daloz, C. 1979 p. 68-73. In: Proc. 2nd Amaranth Conf., Rodale Research Center, PA. | 4 |
| TTIGER | A. tricolor, TIGER LEAF, red spot in leaf center, ovoid leaves with blunt tips. Daloz, C. 1979 p. 68-73. In: Proc. 2nd Amaranth Conf., Rodale Research Center, PA. | 41 |
| TWHITE | A. tricolor, WHITE LEAF, green broad ovoid leaves with blunt tips. Daloz, C. 1979 p. 68-73. In: Proc. 2nd Amaranth Conf., Rodale Research Center, PA. | 23 |
| TWILDG | A. tricolor, the wild type with triangular leaf blades and mostly green stems and foliage | 39 |
| TWILDR | A. tricolor Resembles PI 599683 the wild type with triangular leaf blades and red stems | 43 |
| UNIQ | UNIQUE | 51 |
| WILD | WILD (INCLUDES ALL WEEDS) | 257 |