Key descriptors for Strychnos cocculoides
Muchugi A., Alercia A., Chege J., Kang’ethe S., Jamnadass R., Cognetti de Martiis S., Cerutti AL., Nyoka IB. 2021. Key descriptors for Strychnos cocculoides (Monkey orange). World Agroforestry, Nairobi, Kenya and the Food and Agriculture Organization of the United Nations, Rome. Italy.
Measure from ground level to the top of the tree.
Record diameter at breast height.
| Code | Term | Description |
|---|---|---|
| 1 | Rounded | |
| 2 | Semi-circular | |
| 3 | Pyramidal | |
| 4 | Irregular | |
| 99 | Other (specify in the Notes descriptor) |
| Code | Term | Description |
|---|---|---|
| 1 | Grey | |
| 2 | Brown | |
| 99 | Other (specify in the Notes descriptor) |
Observe 10 trees randomly selected and record the predominant surface.
| Code | Term | Description |
|---|---|---|
| 1 | Smooth | |
| 2 | Fissured | |
| 3 | Rough |
| Code | Term | Description |
|---|---|---|
| 1 | Erect | |
| 2 | Spreading | |
| 3 | Drooping |
| Code | Term | Description |
|---|---|---|
| 0 | Absent | |
| 1 | Straight | |
| 2 | Recurved |
| Code | Term | Description |
|---|---|---|
| 1 | Yellowish green | |
| 2 | Grey | |
| 3 | Brown | |
| 4 | Green | |
| 5 | Dark green | |
| 99 | Other (specify in the Notes descriptor) |
| Code | Term | Description |
|---|---|---|
| 1 | Ovate | |
| 2 | Oblong | |
| 3 | Obovate | |
| 4 | Roundish | |
| 99 | Other (specify in the Notes descriptor) |
Observe 20 flowers randomly selected and record the average.
| Code | Term | Description |
|---|---|---|
| 1 | White | |
| 2 | Cream | |
| 3 | Yellow | |
| 4 | Grey | |
| 5 | Light green | |
| 6 | Green | |
| 99 | Other (specify in the Notes descriptor) |
Observed on ripe fruits
| Code | Term | Description |
|---|---|---|
| 1 | Yellow | |
| 2 | Orange | |
| 99 | Other (specify in the Notes descriptor) |
| Code | Term | Description |
|---|---|---|
| 0 | Absent | |
| 1 | Present |
Measured from the base to the tip of the fruit. Record the average length of 10 fruits randomly selected.
Record the average diameter of 10 fruits randomly selected at the widest point
Record the average weight of 10 mature fruits randomly selected
Measured at the midpoint of the fruit shell
| Code | Term | Description |
|---|---|---|
| 1 | Whitish | |
| 2 | Yellow | |
| 3 | Brown | |
| 99 | Other (specify in the Notes descriptor) |
| Code | Term | Description |
|---|---|---|
| 1 | Sweet | |
| 2 | Bitter | |
| 3 | Sour | |
| 4 | Sweet and Sour |
| Code | Term | Description |
|---|---|---|
| 1 | Pungent | |
| 2 | Bitter | |
| 3 | Spicy | |
| 4 | Smoky |
| Code | Term | Description |
|---|---|---|
| 1 | Jelly-like | |
| 2 | Juicy |
Record the average seed number of 10 fruits
Record the weight of 100 seeds randomly sampled
Record the number of mature fruits on tree
Ascorbic acid content for Vitamin C
Energy value
Iron content
Magnesium content
Potassium content
Moisture content
Fibre content
Strychnine content
Fat content