The following is a list of the collections made by Coulson in species name order. The records are of species which occur in Democratic Republic of the Congo (either as a native/naturalised species or as a cultivated species).
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| No | Species | Record date | Recorder(s) | Coll. | Det. | Conf. | Herbaria | Habitat | Location | Loc code | Outing code | Planted code | Country | QDS | Grid ref. | FZ Div | Alt. (m) | Notes | Lat | Long | Loc Acc Code |
| 51999 | Ophioglossum rubellum | 12 Feb 1991 | JE Burrows Coulson |
JE Burrows Coulson 5164 | JE Burrows | SRGH |
In sandy clays in short, sparse grasses in low-lying drainage line in grassland-woodland mosaic | Just E of small airstrip, Sengwa Wildlife Research Institute, Gokwe | 0 | Zimbabwe | 1828A1 | N | 870 | Small dense pop. of c. 150 plants. Nearby is O. reticulatum, gomezianum, costatum | 0.000000 | 0.000000 | 2 |