| COMMENT | Observed Taxon | The observed species of Gossypium in the plot. | barbadense | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| COMMENT | Usability | Ease of cultivation and crop production. | 1 - Flowers and produces seed during a single US summer growing season ( G. hirsutum cultivars 'SA' sub-collection, most of asiatic diploid cotton G. herbaceum and G. arboreum, cultivated G. barbadense GB, some G. hirsutum 'TEX' sub-collection accessions). | | COTTON.OVERVIEW | GB 1551 .02 SD | Not Available |
| GROWTH | Canopy Type | The foliage density on the plants. | 1 - typical - foliage cover is typical of that seen in most cotton cultivars | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| GROWTH | Growth Habit | Growth pattern of stem and branches. | 5 - stovepipe - branch growth is highly suppressed leading to single stemmed and very narrow plants | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| GROWTH | Height (average) for the plot | Plot height to the nearest foot. | 3 - Plot height was estimated to the nearest foot. Plant height ranges from two to three feet (0.61 to 0.91 meters) in height | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| GROWTH | Stand establishment | Stand establishment of the accession in the plot. | 6 - full stand, high germination rate, high seedling survival | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| GROWTH | Plot uniformity | Indicates degree of uniformity of plants in field plot. | unif - appears uniform and each trait can be given a single score
| | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Color | The degree of red coloration to the boll. | 2 - dark green - darker color than most of the cotton cultivars. Often seen in G. barbadense | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Glanding | Density of gossypol glands on the surface of the mature, but non cleft boll. | 3 - heavy - more gossypol glands than is normally observed on most cotton cultivars. Often seen with G. barbadense | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Nectaries | The presence of nectar glands on the base of the boll or calyx. | 1 - present - nectar gland seen at least once on the base of the boll. | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Pitting | Intensity of the pitting of the surface of the mature, but non cleft bolls. | 4 - very pitted - intense pitting of boll surface in density and depth. Seen on some G. barbadense and G. arboreum | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Point | Degree of tapering of the boll tips. | 1 - moderately pointed - boll ends in a point, intermediate between clearly pointed and blunt | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Shape | Degree of roundness to the boll shape. | 1 - oval - oval shape to bolls. Widest point tends to the middle of the boll | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Boll Size | Relative size of the bolls. | 1 - medium - typical size for most cotton cultivars (golf ball size) | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Bract Color | The degree of red coloration to the bracts. | 1 - green - green colored bracts | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Bract Nectaries | The presence of nectar glands on the base of the bracts on the outside or abaxial side. | 1 - present - nectar gland seen at least once on the bract on the outside or abaxial side | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Bract Teeth Number | Relative number of bract teeth. | 1 - medium - around a dozen teeth on the bract | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Bract Teeth Size | Size of bract teeth relative to the bract. | 1 - medium - teeth indent to about 1/3 the overall length of the bract. Common for G. barbadense | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Bract Type | Type of bract according to shape or placement relative to the boll. | 1 - normal - typical bract that remains close to the boll and expands to partially wrap the boll | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Fruiting Type | Pattern of boll formation on branches. | 2 - cluster - bolls are formed on prematurely shortened branches and sometimes terminate in multiple bolls | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Color | The degree of red coloration to the leaf color. | 1 - green - leaf is primarily green in color | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Glands | Density of gossypol glands in the leaves. | 3 - heavy - density of glands is greater than that normally seen in most cotton cultivars | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Hair | Relative density of hairs on the leaf surfaces (expanded leaves at the fourth node). | 6 - pilose - leaf hairs are short and may lend a soft, velvety feel to leaf surfaces | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Nectary Number | Number of nectary glands on the undersides of the leaf. | 1 - 1 - nectar glands only seen on the main vein of underside of leaves | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Shape | The general shape of the mature, expanded leaves (degree of lobing ). | 1 - normal - leaf shape typically seen in cotton cultivars | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Leaf Size | Size of the mature, expanded leaf surfaces, fourth node, or older. | 1 - medium - leaf size is typical for that in cultivars, and when compared to an opened hand it fills the palm area | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Petal Color | Flower petal color. | 2 - yellow - petal color that is most common in G. barbadense, G. herbaceum, and G. arboreum | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Petal Spot | Red coloration at interior base of flower petals. | 3 - heavy - red coloration creates solid band across petals and extends halfway up the petal. | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Pollen color | Pollen color. | 4 - dark yellow - typically seen in G. barbadense, G. arboreum and G. herbaceum | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Stem Color | The degree of red coloration to the stems. | 2 - sun red - red coloration is regularly seen on the side of the stem most exposed to the sun | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Stem Glands | The relative density of gossypol glands on the stems. | 3 - heavy - density of glands is greater than that normally seen in most cotton cultivars | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Stem Hair | Stem hair density on the mature, expanded stem, fourth node, or older. | 1 - none - hairs appear to be absent from stems | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| MORPHOLOGY | Stigma | The stigmatic column in relation to the antheridial cone. | 1 - normal - stigma clears the antheridial cone. Typical for most G. hirsutum cultivars
| | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| PHENOLOGY | Maturity | Maturity of the plot at the time of observation. | 2 - flowers have formed, but bolls are not yet forming | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| PHENOLOGY | Photoperiodic rating | Average plot flowering response approximately 3 weeks post Summer Solstice | 3 - bolls - bolls are developing on the plants | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |
| PRODUCTION | Productivity | Relative assessment of boll load on a single plant. | 2 - average count of bolls per plant range between 13 to 24 bolls per plant | | COTTON.CSF&B.FIELD.TEXAS.COLLEGE.STATION | GB 1551 CS15-2213 SD | Not Available |