| MORPHOLOGY | Calyx Pigmentation | Calyx tube pigmentation have a characteristic pigmentation pattern, which remains relatively constant through most of flowering | 9 - Dense (base of nearest neighbour closer than length of hair) | 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 | 1 - Glabrous | 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 | 1 - Glabrous | 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 Burial | The strength of burr burial, visual assessment of the capacity of the peduncle to press down into the soil | 1 - WEAK | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Burr Size | Burr Size | 1 - SMALL | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Calyx Pigmentation Color | The colour of Calyx tube pigmentation | 2 - PURPLE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Cotyledon Flecks | The presence and strength of leaf flecks on cotyledons | 1 - ABSENT | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Crescent Color | Crescent Color | 1 - PALE GREEN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Growth Habit Early | Growth habit assessed early in the growing season | 1 - PROSTRATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hair Attachment Peduncle | The attachment angle of hair on the peduncle | 1 - ERECT | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hair Attachment Unifoliate | The attachment angle of hair on the unifoliate (spade) leaf | 1 - ERECT | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Hypocotyl Pigmentation | The strength of pigmentation on they hypocotyl | 2 - SLIGHT | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaf Color | Leaf Color | 3 - MEDIUM GREEN | 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 | Leaf Size Early | A visual assessment of leaf size on early plant growth | 2 - MEDIUM | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaflet Breadth | Leaflet Breadth | 2 - INTERMEDIATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaflet Indent | Presence and prominence of leaflet indent | 2 - MODERATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Leaflet Roundness | Roundness or shape of leaves | 1 - TRIANGULAR | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Peduncles Hairiness | Relative hairiness of peduncles | 3 - WEAK | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Peduncles Length | Relative length of peduncles | 3 - LONG | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Peduncles Thickness | Relative thickness of peduncles | 1 - THIN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Petioles Hairiness | Relative hairiness of petioles | 1 - GLABROUS | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Petioles Thickness | Relative thickness of petioles | 1 - THIN | 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 | Seed Dormancy | Relative assessment of seed dormancy | 4 - LOW TO INTERMEDIATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Standard Pigmentation | Pigmentation of the standard flower petal | 2 - VEINS PINK | 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 | 6 - PURPLISH BROWN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Stem Thickness | Relative stem thickness | 1 - THIN | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Unifoliate Crescent | Absence, presence and size of a crescent leaf marker on the unifoliate leaf | 5 - SMALL | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Unifoliate Leaf Hairiness | Relative hairiness of the unifoliate (spade) leaf | 5 - INTERMEDIATE | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Biochanin Content | Biochanin Content | 0.1 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Dormancy No Yrs | The number of years (seasons) that the accessions has been assessed for seed dormancy | 1 | 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 | 3.9 | 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 | 2 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Formononetin Content | Formononetin content (%). Data should be confirmed at multiple environments and years. Formononetin content 0.00% should be treated suspiciously, except for Uniwager and hybrids. | 0 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Genistein Content | Genistein content (%) | 0.7 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Internode Length | Relative length of internodes | 3 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Isoflavone Alanysis Years | The number of years (seasons) that the accessions has been analysed for Isoflavones: Formononetin, Genistein and Biochanin A). Isoflavone expression is sensitive to environmental conditions and consequently should be measured over several seasons and env | 7 | APG WA Regen Historical Clover Sub | | |
| MORPHOLOGY | Petioles Length Early | Relative length of petioles, assessed visually on vegeative growth pre-flowering | 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 | 2 | 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. | 9.3 | 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 | 100 | APG WA Regen Historical Clover Sub | | |