| MORPHOLOGY | Calyx Pigmentation | Calyx tube pigmentation have a characteristic pigmentation pattern, which remains relatively constant through most of flowering | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Stipule Pigmentation | Stipule pigmentation is usually fully expressed in a dense vigorous sward by early to mid-flowering | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Flecking | Tendency to produce dark purple or black anthocyanin flecks on their upper leaf | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Flush | Existance of leaf flush pattern in cultivars | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Mark Crescent | A pale green triangle in the leaf center | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Mark Arms | Leaf mark extending from the edge of or underneath the crescent to the margin | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Mark Band | A pale green strip extending from margin to margin | | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Arms Color | Arms Color | 2 - WHITE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Burr Distribution | Distribution of burr burial relative to the plants crown | 2 - MAINLY DISTAL | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Burr Production | Visual assessment of the amount of burr production | 3 - GOOD | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Burr Size | Burr Size | 1 - SMALL | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Crescent Color | Crescent Color | 1 - PALE GREEN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Flush Color | Flush Color | 1 - BROWN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Flush Patteern | Flush Patteern | 8 - MIDRIB BORDER | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Hairiness Upper | The relative hairiness of the upper side of leaves | 1 - GLABROUS | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Peduncles Hairiness | Relative hairiness of peduncles | 1 - GLABROUS | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Petioles Hairiness | Relative hairiness of petioles | 1 - GLABROUS | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Plant Course | General appearance of the plant, characterised at the plot level for fine or thick stems | 1 - VERY FINE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Plant Soarse | Relative density of plant architecture, branches, leaves, peduncles | 2 - DENSE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Purity | Assessment of line purity, indicating the homogeneity or heterogeneity of the population | 1 - PURE LINE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Seed Colour | Colour of the seed coat | 1 - BLACK | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Stem Hair | Relative hairiness of the stem | 1 - GLABROUS | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Stem Pigmentation | Stem Pigmentation | 5 - INTERMEDIATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Stem Pigmentation Color | Stem Pigmentation Color | 2 - PURPLE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Winter Vigour Denman | Winter vigour (growth rate) measured at Denman, Western Australia | 1 - VERY WEAK | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Florety Number | Average number of flowers per flowering stem? Values from 0 to 6.2 on 3100 accessions | 4 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Flowering Time Perth No Yrs | The number of times an accession has been evaluated for Days to Flower | 1 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hard Seed Ageing 2 Months | Percentage of hard seeds following two months of ageing | 85 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hard Seed Ageing 4 Months | Percentage of hard seeds following four months of ageing | 40 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hard Seed Initial | Initial percentage (%) of hard seed, following harvest | 79 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hard Seed Analysed No Years | The number of years (seasons) that the accessions has been analysed for hardseededness | 1 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Seed and Burr Production Years | The number of years (seasons) that the accessions has been assessed for seed and burr production characters | 1 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Seed Weight Percentage Burr Wt | Probably, seed weight as a percentage of burr weight (needs confirmation). Values from 0 to 90, extremes unlikely to be correct. | 49 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Seeds Burr | Avereage number of seeds per burr, measured from 100 burrs. | 3.4 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Weight of Seed | Probably mean seed weight (mg), extreme values < 3 and > 15 mg unlikely to be correct. | 5.8 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Flowering Time Perth | Number of days from wetting-up to when 50% of plants have one open flower | 108 | APG WA Regen Historical Clover Sub | | |